HAZOP Consultants

A Nigeria-based independent technical and process-safety engineer who facilitates HAZOP, HAZID and Bow-Tie studies and holds TÜV Rheinland functional-safety and TÜV SÜD Certified HAZOP Leader credentials — a fit for oil & gas operators in Nigeria and West Africa wanting an independent chair with hazard-management and safety-case experience.

A Netherlands-based independent Technical Safety Engineer and HAZOP facilitator who chairs and scribes HAZOP studies across offshore oil & gas and offshore renewables, including offshore substations — a fit for operators in the Netherlands, UK and wider North Sea region wanting an independent chair for offshore energy and energy-transition projects.

An India-based independent functional-safety expert and trainer who facilitates SIL assessments and LOPA and holds both CFSE and TÜV Functional Safety Engineer credentials — a fit for oil & gas and fertilizer operators wanting a certified independent for SIL/LOPA and functional-safety work.

A senior process-safety and Major Accident Hazard specialist with a stated 35+ years across offshore and onshore oil & gas and downstream projects — a fit for operators wanting a HAZOP/SIL/LOPA chair with deep MAH-management, safety-case and functional-safety experience on large international projects.

An Australian engineering group whose dedicated functional-safety team facilitates or supports HAZOP, HAZID and LOPA workshops, a fit for resources, mineral-processing, chemical and oil & gas operators wanting hazard-and-risk facilitation alongside SIL verification and safety-instrumented-system design.

An independent Australian functional-risk and safety specialist covering the full facility lifecycle, a fit for oil & gas, chemical, petrochemical and semiconductor operators wanting HAZOP, HAZID, SIL and LOPA studies from a dedicated boutique.

A Malaysia- and Singapore-based EHS and process-safety consultancy offering Process Hazard Analysis facilitation, a fit for ASEAN operators wanting PHA/HAZOP facilitation and PSM support alongside broader health, safety and environmental services.

A German process-plant engineering firm, part of the TUV NORD / DMT group, whose process-safety practice organises and runs HAZOP/PAAG studies, a fit for chemical, process-industry and hydrogen operators wanting HAZOP facilitation embedded within plant planning and engineering.

A process-safety and loss-prevention consultancy offering HAZOP, HAZID and SIL facilitation with dedicated scribing, a fit for oil, gas and petrochemical operators wanting facilitated process hazard assessments backed by QRA and fire & gas engineering.

A Melbourne process-safety practice covering major hazard facility work, a fit for Victorian operators wanting HAZOP, HAZID, LOPA and PHA studies alongside safety case development and consequence modelling.

A UK multi-disciplinary engineering, risk and compliance provider offering HAZID, HAZOP and FMEA facilitation, a fit for high-risk industrial sites wanting a senior-led team for process and electrical HAZOP studies alongside DSEAR and ATEX support.

A UK process and functional safety consultancy running facilitated HAZOP, HAZID and LOPA workshops, a fit for high-hazard operators wanting experienced process-safety engineers to lead structured hazard studies and follow through on actions.

An Alberta multi-discipline engineering consultancy listing PHA and HAZOP facilitation within its process-engineering practice, a fit for operators wanting hazard-study facilitation from a firm that also carries the process design work.

A Louisiana licensed engineering firm with a dedicated process hazards analysis facilitation practice, a fit for onshore and offshore oil & gas operators wanting facilitators, technical guides and scribes for full-facility HAZOPs, revalidations and what-ifs, including remote PHAs.

A California process-safety and regulatory-compliance engineering firm whose engineers facilitate and scribe HAZOP, What-If and HAZID studies, a fit for US operators managing EPA RMP, OSHA PSM and CalARP programs alongside their process hazard analyses.

An executive and project consultancy for the mining, energy and infrastructure sectors offering independent, third-party HAZOP review facilitation, a fit for project owners wanting a neutral facilitator to lead HAZOP and design reviews across the project lifecycle.

A boutique process-safety consultancy focused on PSM compliance for oil and gas operating companies, a fit for small to mid-sized operators wanting remotely facilitated PHAs and HAZOP/LOPA reviews scheduled around operations.

A UK engineering consultancy with a trained team experienced in facilitating HAZID, HAZOP and ALM studies, a fit for projects from simple pumping stations to complex process plants that want facilitation plus action close-out support.

A Brisbane RPEQ- and CPEng-registered engineering consultancy offering HAZOP study facilitation and design/construction methodology review, a fit for mining, oil and gas and LNG projects wanting a chartered mechanical engineer to facilitate hazard studies.

A Vadodara-based engineering consultancy offering process safety studies to India's chemical, petrochemical and refinery sector, a fit for process-industry operators and EPCs wanting HAZOP, HAZID, SIL and QRA studies alongside detail engineering and commissioning support.

An Indian engineering consultancy whose in-house team chairs HAZOP and HAZAN studies, a fit for energy and process-industry operators wanting HAZOP chairing and risk assessment alongside design, engineering and auditing support.

A Houston fire, risk and process safety consultancy offering process hazard analysis facilitation alongside fire and explosion modelling, a fit for oil, gas, LNG and power operators wanting HAZOP/PHA facilitation combined with consequence modelling, LOPA and SIL work.

A UK functional safety and engineering consultancy providing HAZOP and LOPA facilitation, a fit for oil and gas, petrochemical, pharmaceutical and manufacturing sites wanting facilitator-led hazard studies within a wider functional safety compliance service.

A Cambridge-based functional-safety consultancy (trading name of FIABLE Limited) that provides independent HAZOP leaders and specialist recording software for in-person or remote HAZOP and LOPA studies, a fit for chemical, oil and gas and pharmaceutical operators wanting facilitation carried through to SIL determination and verification.

A Newfoundland engineering consultancy that supplies expert leadership, facilitation and software for HAZID, HAZOP, PHA, LOPA and scenario-based risk assessments, a fit for onshore and offshore energy, mining and utilities operators in Atlantic Canada wanting facilitation alongside technical and process-safety engineering.

A Houston risk-technology firm whose HAZOP leaders hold a broad range of client-required certifications, a fit for oil and gas, LNG and petrochemical operators wanting HAZOP and HAZID facilitation linked to LOPA, quantitative risk analysis and consequence modelling for onshore and offshore facilities.

A Calgary process-safety consultancy whose team states it has facilitated thousands of risk assessments for EPCs and operators, a fit for oil and gas, refining and chemical clients wanting HAZOP, HAZID, What-If, CHAZOP and LOPA facilitation alongside QRA, functional safety and PSM support.

An independent Aberdeen engineering consultancy for oil and gas operators whose technical-safety team can cover activities from individual studies through to the provision of a HAZOP chairman, a fit for upstream and offshore operators wanting HAZOP and HAZID reviews alongside SIL, ALARP and safety-case work.

An Australian/New Zealand process-safety practice with several dedicated HAZOP facilitators, a fit for operators in dairy, power, oil and gas, petrochemicals, water and infrastructure who want an experienced independent chair for continuous, batch, procedural or control-system studies.

An Australian process-engineering consultancy that offers full HAZOP delivery — preparation, facilitation, scribing, reporting and action close-out to AS IEC 61882 — a fit for minerals-processing and chemical projects wanting facilitation from a team with hands-on process and commissioning experience.

A Kerala-based engineering and functional-safety consultancy offering HAZOP and HAZID studies alongside SIL, LOPA and QRA, a fit for oil and gas, chemical and explosives operators in India needing process-safety studies planned around statutory requirements.

A London-based functional- and technical-safety consultancy that supplies both facilitator and scribe for HAZOP and CHAZOP studies, with TUV Rheinland certified Functional Safety Engineers, a fit for end users, EPCs and integrators wanting facilitation linked through to SIL classification and verification.

A combined process-safety testing and consulting house in Hyderabad with its own reaction-hazard and dust-explosion laboratory, a fit for chemical and pharmaceutical operators in India who want facilitated HAZOP and PHA studies backed by in-house test data.

A Calgary-based oil and gas engineering consultancy whose specialist services include facilitation of HAZOP, HAZID, What-If and LOPA studies by a Certified Functional Safety Expert, a fit for upstream, midstream and downstream operators running smaller tie-in, de-bottlenecking and optimisation projects.

An independent UK process- and functional-safety consultancy in North Yorkshire whose key consultants have long-standing experience facilitating HAZOP and LOPA studies, a fit for oil and gas, petrochemical, pharmaceutical, fine-chemical and steel operators seeking confidential, standards-driven safety facilitation.

A Cyprus-based specialist consultancy in process safety, major hazards and HSE for the energy sector, offering HAZOP/HAZID facilitation alongside QRA, safety-case development and barrier management, a fit for offshore and onshore operators needing regulator-ready major-hazard deliverables.

A Houston-based oil and gas consultancy with a dedicated team of PHA facilitators offering on-site and remote HAZOP/HAZID facilitation, scribing and PHA revalidation, a fit for operators managing OSHA PSM, EPA RMP and BSEE SEMS compliance.

A Melbourne-based functional-safety specialist whose independent facilitators chair HAZOPs that feed directly into LOPA, SIL determination and safety instrumented systems work — a fit for operators wanting the study connected to the full IEC 61511 lifecycle.

A UK process- and functional-safety consultancy weighted toward energy-transition projects — a fit when a HAZOP sits alongside hydrogen, carbon-capture, renewables or nuclear scope and needs the wider PHA suite (HAZID, LOPA, SIL, QRA) around it.

A Doha-based engineering and safety consultancy offering third-party HAZOP, HAZID, CHAZOP, SIL and QRA studies aligned to Qatar and GCC regulatory expectations — a fit for operators wanting a locally present chair in the Middle East.

A small Virginia-based process-safety specialist that also operates in Qatar through a local sponsor — a fit for refining, chemical, manufacturing and pharmaceutical operators wanting a boutique PHA provider with US and Middle East reach.

A California-based process safety and environmental boutique offering HAZOP/LOPA facilitation with strong US regulatory coverage (EPA RMP, OSHA PSM, CalARP) — a fit for domestic operators needing PHA delivered inside a compliance program.

An Austrian process-safety consultancy (First In Safety Solutions) offering hazard and risk analysis — HAZOP, HAZID, LOPA, BowTie, SWIFT and FMEA — alongside engineering support and training, a fit for process-plant operators, manufacturers and planners in the German-speaking market.

An employee-owned safety-engineering and risk-management consultancy with offices across the UK and Australia, offering HAZOP and facilitation alongside safety-case, functional-safety and QRA work — a fit for high-hazard operators in oil & gas, nuclear, defence and rail.

A long-established UK multidisciplinary consultancy whose process-safety team lists HAZOP and HAZAN alongside COMAH safety reports, functional safety and consequence analysis — a fit for nuclear, chemicals, water and renewables sites needing UK-based PHA and ALARP support.

A Netherlands process-safety consultancy that facilitates HAZOP and LOPA sessions as chair, scribe and subject-matter expert and supports SIL and action-tracking follow-up — a fit for process-industry operators in the Netherlands and wider Europe.

The Spanish-language arm of exida serving Latin America and Spain, listing HAZOP, HAZID and QRA among its process-hazard-analysis services alongside functional-safety and alarm-management work — a fit for process-industry operators wanting PHA facilitation in Spanish.

A principal-led Colorado process-engineering practice offering HAZOP and PHA facilitation and documentation as part of senior, PE-stamped support for regulated industrial projects — a fit for owners and EPCs needing on-demand process-safety facilitation.

A UK consultancy dedicated to HAZOP and LOPA facilitation, led by a chartered process-safety engineer, alongside process-safety training and audits — a fit for operators wanting a facilitation-focused independent chair.

A Tehran process-safety group whose risk-analysis offering lists PHA, HAZOP, HAZID, SIL, LOPA, PSM and QRA for the oil, gas and petrochemical industries — one of the few Iran-based options for PHA facilitation.

A Mumbai-based independent HAZOP leader and polymer-technology subject-matter expert, offering HAZOP and LOPA facilitation without regional constraints and holding a TÜV SÜD HAZOP Leader certification alongside CQI/IRCA lead-auditor credentials — a fit for polymer, petrochemical and chemical operators wanting an India-based independent chair.

An engineer-owned US process-safety consultancy that facilitates PHA/HAZOP studies alongside PSM/RMP program development, compliance audits and facility siting — integrated with asset-integrity, reliability and process-engineering services under one roof — a fit for refining, petrochemical and chemical operators across North America.

A Calgary process-safety-management consultancy offering Process Hazard Analysis alongside overpressure/relief risk assessment, fire-protection and loss-prevention consulting — a fit for Alberta oil & gas, petrochemical and process operators.

A Perth risk-engineering consultancy that leads and chairs HAZID and HAZOP workshops — with ALARP demonstrations, SIL, and dangerous-goods and explosives risk management — a fit for Western Australian process, oil & gas and major-hazard facilities.

A Navi Mumbai HSE and risk-management consultancy for the oil & gas sector offering HAZOP and HAZID studies alongside SIL classification/verification, QRA, FERA and bow-tie analysis — a fit for operators wanting India-based PHA facilitation.

An Australian risk-engineering consultancy providing recognised HAZOP and hazard-study leaders, accredited to lead studies for major developments and across process, materials-handling, procedures and transport HAZOP types.

A German industrial-engineering consultancy that takes on the full HAZOP/PAAG safety study — preparation, facilitation, live documentation and results follow-up — alongside FMEA for process and plant risk.

A Turkish process-safety consultancy providing HAZOP studies to IEC 61882, led by an experienced chair with a dedicated scribe, with LOPA, SIL determination and functional-safety support.

A Belgian process-safety and safety-engineering consultancy that facilitates HAZOP sessions — providing both chair and scribe — and carries results through to LOPA and SIF/SIL specification for SEVESO installations.

A Netherlands process-safety and risk advisory supporting Seveso/BRZO operators with HAZOP, LOPA, SIL and QRA studies using established PHA and bowtie software.

A Pakistan-based process, functional and technical safety consultancy that facilitates HAZOP studies with an independent facilitator, alongside HAZID, LOPA/SIL and quantitative risk studies for the oil & gas, petrochemical, chemical and power sectors.

A Singapore-headquartered ISO/API management-system and engineering consultancy whose services include expert HAZOP facilitation and risk assessment for oil & gas, petrochemical and manufacturing facilities across Asia-Pacific and the Middle East.

A UK technical-safety practice offering experienced HAZID, HAZOP, LOPA and SIL facilitators and secretaries with full study coordination and project management; its facilitator services have been audited and approved by a number of major oil & gas operators and EPC contractors.

A Sarnia (Ontario) process-safety, reliability and risk consultancy offering PHA facilitation — HAZID, HAZOP and What-If — alongside LOPA, SIL determination and verification, alarm-management and RAM studies, and IEC 61511 life-cycle support.

A UK engineering and process-safety consultancy whose IChemE-trained study leaders chair HAZOP, HAZID and other process hazard assessments, with extensive COMAH experience across Top and Lower Tier sites.

A UK multidisciplinary engineering design consultancy whose process department leads the HAZOP and FMEA process-safety reviews on its pre-FEED and detailed-design (FEED) projects.

A Canadian health, safety and process-safety consultancy offering HAZOP/PHA facilitation — HAZOP, LOPA, What-If and FMEA — alongside PSM program development to CSA and OSHA requirements, working across Canada and the United States.

A first Ghana entry: a Ghana- and West Africa-focused HSEQ consultancy with a dedicated process-safety practice offering HAZOP studies, HAZID workshops, LOPA/PHA and BowTie analysis for oil & gas, mining and manufacturing operations.

An independent Basel-based process-safety consultancy (Dr. Tobias Lorenz) covering Switzerland and Germany, facilitating HAZOP/PAAG (IEC 61882) and LOPA studies plus reaction-hazard assessment and ATEX explosion protection for chemical and pharmaceutical plants.

An ADNOC-approved inspection and engineering consultancy (established in Cairo in 2001, now headquartered in Abu Dhabi with offices in Egypt, Iraq, Oman and Canada) whose Risk Engineering practice facilitates HAZID/ENVID, HAZOP/PHA, LOPA and SIL assessment studies for oil, gas and petrochemical assets.

A first Portugal entry: a Portuguese engineering-services firm, with offices in Angola and Mozambique, that prepares and facilitates HAZOP studies and issues the final reports — including for fuel-terminal projects across Lusophone Africa.

A dedicated risk-engineering boutique in southern Brazil (Rio Grande do Sul) focused on industrial process-safety analysis — HAZOP, LOPA/SIL, What-If and quantitative risk assessment — alongside fire-protection engineering and hazardous-area classification.

Danish machinery- and process-safety specialist whose TÜV-certified functional safety experts facilitate HAZOP, HAZID, What-if and LOPA workshops on site — a fit for continental-European process and food plants wanting studies that feed straight into SIL and Seveso safety-report work.

A Polish process-safety and explosion-protection house operating since 1991 that organises HAZOP and CHAZOP studies alongside PHA and SIL analyses — a fit for dust-, gas- and reactive-hazard plants wanting facilitation from a team that also engineers the explosion-protection safeguards.

An İzmir-based instrumentation and process-control engineering firm that conducts and reports HAZOP studies and SIL assessments as part of its FEED-to-commissioning scope — a first Turkey entry for operators wanting HAZOP tied closely to instrumentation, ESD and fire-and-gas design.

A Tehran-based process-safety and risk-management consultancy — a first Iran entry — with dedicated HAZOP/SIL facilitators and scribes running hazard-identification and risk studies across the oil, gas and petrochemical sectors.

An Italian refinery-focused process-safety house that supplies its own HAZOP chair and scribe on-site and can run studies in five languages — English, Italian, Spanish, Portuguese and Catalan.

A Perth boutique whose consultants facilitate the full spread of major-hazard workshops — HAZID, HAZOP, SIL-LOPA, FMEA and ALARP — drawing on operator and technical-authority experience.

A Mumbai process-safety consultancy covering the full PHA toolkit — HAZOP studies, QRA, bow-tie and hazardous-area classification — for oil, gas and process clients in India and abroad.

A Dutch HSEQ and process-safety consultancy whose specialists lead group hazard-identification studies — HAZOP, HAZID, LOPA, bow-tie, SIL and FMECA — for the oil, gas, chemical, tank-storage and wind sectors.

A Bulgarian safety and risk consultancy delivering HAZOP/HAZID studies alongside ATEX and Seveso work — a local option in a region with few dedicated process-hazard specialists.

An India-based process-safety consultancy whose staff run the full PHA toolkit — HAZOP, LOPA, What-If and QRA — backed by an in-house reactive-chemistry lab for ARSST thermal-stability testing.

An Amsterdam-based process-safety consultancy strong on offshore and onshore oil & gas — facilitating HAZOP, HAZID, SIL and ALARP workshops from concept and FEED through operations, on a risk-based (ISO 31000) approach.

A Pune-based process-safety consultancy running the full PHA suite — HAZOP, HAZID, SIL, QRA and F&G mapping — across the project lifecycle, with a client footprint spanning the Middle East, Asia and Africa.

A Scottish consultancy that supplies both the chair and the scribe for HAZOP sessions and handles the study set-up, pairing HAZOP with SIL/LOPA and DSEAR support for COMAH-regulated sites.

A long-established Irish EHS group whose consultancy arm delivers the full HAZOP cycle — organising, chairing, scribing and reporting to IChemE practice — for pharmaceutical, chemical and oil & gas clients across Ireland and beyond.

One of the few HAZOP providers headquartered in Singapore, offering guideword-based HAZOP studies and reviews across the project lifecycle for organisations in the region.

A South African process-engineering consultancy that facilitates HAZOP and PHA sessions as part of full-lifecycle project support across oil & gas, renewable energy, water and mining.

A France-based engineering house serving oil & gas operators (with Algerian operations) that assigns HAZID, HAZOP and SIL facilitators, backed by QRA and bow-tie analysis and its EPC365 safety-management platform.

A Dubai-based Technical HSE and risk-management consultancy that runs HAZOP and HAZID studies alongside the wider functional-safety lifecycle (SIL determination, LOPA, SIL verification) — a fit for operators and EPCs needing Gulf-region facilitation.

A Malaysian homegrown process-safety engineering firm offering third-party HAZOP and HAZID facilitation through to HSE Case, well suited to Southeast Asian oil, gas and petrochemical work.

A Brisbane-based process-safety and industrial-risk consultancy whose team facilitates HAZOP, HAZID, LOPA and FMEA and carries the studies through to QRA and safety cases — a fit for Australian oil, gas and mining operations.

An Italian engineering consultancy whose Safety Engineering unit facilitates HAZOP and LOPA alongside QRA, fault-tree analysis, ATEX classification and Seveso support — a fit for continental-European process and chemical sites.

An independent engineering and risk-assessment consultancy, founded in Perth with a Middle East office, that delivers PHA and HAZOP studies alongside functional-safety and SIL work for oil, gas and LNG operators.

A Greek multidisciplinary engineering house with offices across the Gulf and India whose safety team facilitates HAZID and HAZOP studies within upstream, downstream, industrial and power projects.

Greek industrial-safety consultancy that runs HAZOP sessions with a certified HAZOP leader and dedicated scribes using PHA-Pro, feeding into LOPA (Bow-Tie) and SIL work to IEC 61508/61511 — a fit for South-East European process sites wanting an ALARP-oriented study.

Munich-based independent functional-safety engineering company covering the full IEC 61511 safety lifecycle — from HAZOP/HAZID and LOPA through SIL determination and verification — with CFSE-certified engineers, a fit for pipeline, petrochemical and power operators in continental Europe.

UK functional-safety practice specialising in IEC 61511 since 2007, offering an independent HAZOP facilitator/chairman and SIL assessment chairman (LOPA or risk graph) plus SIL verification with exSILentia — a fit for operators wanting a self-contained functional-safety review.

Welsh electrical and functional-safety engineering firm whose TÜV-certified SIS engineers lead HAZID/HAZOP studies and integrate with client process-engineering teams, either standalone or as part of a QRA — a fit for UK process operators wanting HAZOP tied to safety-instrumented-system design.

Indian EHS consultancy whose process-safety division facilitates HAZOP and other process-risk studies (PHA, LOPA, SIL, QRA, PSSR) with a multidisciplinary-team approach and refinery-sector clients — a fit for Indian operators wanting PHA facilitation within a broader safety practice.

Health & safety training and consultancy firm with offices in Cork and Manama whose process engineers state more than 30 years of HAZOP, LOPA, SIL and ATEX experience — a fit for operators in Europe and the Middle East wanting facilitated HAZOP/LOPA/SIL studies run on established PHA software.

Mumbai process- and chemical-engineering consultancy that conducts HAZOP studies and pressure-relief analysis as part of its process-safety work — a fit for Indian chemical and oil & gas operators who want HAZOP and PHA delivered alongside process-engineering support.

UK process-safety and hazardous-area engineering consultancy offering a one-stop service from HAZOP and HAZID studies through ATEX/DSEAR assessment to hazardous area classification — a fit for UK sites, including top-tier COMAH facilities, that want PHA and DSEAR compliance from a single team.

Faridabad-based HSE and risk-management consultancy whose process-safety division facilitates HAZOP studies led by a HAZOP facilitator, alongside HAZID, LOPA and QRA — a fit for Indian operators wanting process hazard analysis within a wider industrial-safety and compliance practice.

Small, independent US process-safety consultancy that facilitates HAZOPs, dust hazard analyses and LOPAs and shares its methods so client teams can carry the work forward — a fit for chemical, refining, oil-and-gas and grain-handling operators wanting lean, facilitator-led studies.

Process-risk consultancy with offices in Venezuela and Ecuador serving the oil, gas and petrochemical sector across the region — a fit for Spanish-speaking Latin American operators wanting HAZOP, HAZID, LOPA and SIL work from a local specialist.

Long-established process-engineering group that supplies an external, BG RCI-certified HAZOP leader and scribe to run PAAG/HAZOP risk analyses — an option for plant planners and operators across German-speaking Europe who want the study chaired from outside their own team.

Interdisciplinary engineering house that organises, moderates and documents HAZOP/PAAG risk analyses with an external team — a fit for process plants (notably sugar, food and chemicals) wanting the study run within a wider engineering practice.

Environment-and-safety consultancy whose experienced moderators run PAAG/HAZOP workshops — applying guide words with a client's own experts to surface deviations — for process plants in central Germany.

Process-safety engineering firm with 20+ years in Brazil offering HAZOP led by a study leader alongside a full PHA toolkit (LOPA, SIL, FMEA, FTA, QRA) — a fit for Brazilian process and chemical operators wanting studies within a dedicated loss-prevention practice.

Chilean engineering and consulting firm that positions HAZOP among its core services, with process-risk experience on mining and industrial projects — a local option for operators in Chile wanting HAZOP delivered within a broader engineering practice.

Vadodara-based process-safety consultancy pairing HAZID/HAZOP studies with functional-safety (SIL) and QRA work — a fit for oil & gas, refining, petrochemical and pharma operators in India wanting these studies from a dedicated process-safety shop.

Process-safety consultancy that pairs independent HAZID and HAZOP facilitation with LOPA, SIL identification and ATEX/DSEAR work — a fit for hydrogen, aerospace and chemical operators needing hazard studies tied to European explosion-safety compliance.

Multidisciplinary fire, HSE and technical-safety consultancy serving Sub-Saharan Africa whose process-safety unit facilitates HAZOP and HAZID studies alongside LOPA, bow-tie, QRA and safety-case work — a fit for Nigerian and West African oil & gas operators.

Indigenous Nigerian engineering firm whose in-house technical-safety team facilitates HAZID and HAZOP workshops alongside SIL, QRA, FERA and safety-case development — a fit for Niger Delta oil & gas and pipeline projects.

Brazilian industrial-engineering consultancy that offers HAZOP studies within its process, automation and detailed-design services — a fit for chemical, petrochemical, cosmetics, pharmaceutical and food producers in the São Paulo region.

Zaragoza-based process-efficiency and safety consultancy that facilitates HAZOP studies on-site — a fit for chemical, food and biomass processing plants in Spain looking for a boutique facilitator.

Saudi risk-engineering and process-safety firm based in Dammam whose services span HAZOP, HAZID, LOPA/SIL, bow-tie and QRA — a locally based option for oil & gas, petrochemical and LNG operators in the Kingdom.

Indonesian process-safety and K3 consultancy with an active HAZOP facilitation practice and a substantial project portfolio across oil & gas, oleochemical and food producers — a locally based, bilingual (Indonesian/English) facilitation option for Southeast Asia.

Spanish engineering house (CADE Soluciones de Ingenieria) that offers HAZOP studies and facilitation, including remote/online sessions, as part of its general process-risk consultancy — an option for process and energy plants in Spain wanting HAZOP delivered within a wider engineering practice.

A Swiss plant- and process-safety boutique whose HAZOP, LOPA, SIL and FMEA workshops are moderated by specialists with chemical- and plant-engineering backgrounds — a fit for chemical, pharmaceutical and process-industry operators in the Alpine region wanting risk studies delivered as living operational documents, in German, English or French.

The process-safety practice within a UK multidisciplinary consultancy, providing HAZID and HAZOP facilitation with technical scribes and PHA Pro / Bowtie XP documentation — a fit for COMAH- and DSEAR-regulated operators, distilleries and high-hazard manufacturers across the UK who want studies integrated with wider compliance and engineering work, delivered remotely or on-site.

A US process-safety consultancy whose FidelisCore team provides experienced, independent PHA facilitators for HAZOP, What-If and LOPA studies across refining, petrochemical, hydrogen and LNG operations — a fit for OSHA PSM-covered operators needing initial PHAs, five-year revalidations or MOC-triggered studies led by an independent chair.

A plant-engineering firm that runs HAZOP studies with its own in-house moderators — a fit for operators who want the facilitator and the plant designer under one roof, drawing on the firm's detailed knowledge of the plant's own parameters.

An independent German process-safety engineer who pairs PAAG/HAZOP moderation with Seveso/Störfall safety reporting and functional safety — a fit for German-regulated sites wanting a single independent facilitator conversant with StörfallV and IEC 61511.

An independent engineer who combines HAZOP moderation with hands-on plant-engineering and commissioning work — a fit for smaller German plant and water-treatment projects wanting a facilitator who also knows how the plant is built.

An oilfield engineering consultancy whose facilitators have chaired greenfield and brownfield PHA workshops for Gulf national oil companies — a fit for upstream and downstream operators wanting HAZOP facilitation embedded within a design-engineering house.

The Colombian arm of an established international HSEC consultancy offering full-spectrum PHA — HAZID, What-If, HAZOP and LOPA — alongside functional safety and QRA, a fit for Spanish-speaking operators in the Andean region and across Latin America.

A Texas-based safety, risk and fire consultancy whose consultants facilitate and scribe the full range of PHA studies — HAZOP, HAZID, LOPA, What-If, FMEA, Bow-Tie and SIS reviews — a fit for Gulf Coast refining, petrochemical and chemical operators needing an independent facilitator, a scribe, or revalidation of existing studies under OSHA PSM and EPA RMP.

A process safety specialist that both leads PHA studies and joins them as a subject-matter participant — a fit for pharmaceutical, chemical, food and metals operators who want an experienced facilitator for a HAZOP, What-If or FMEA, a revalidation of an existing study, or dust- and reactive-hazard expertise brought into the review team.

A long-established South American process safety consultancy that facilitates the full Hazop > LOPA > SIL cycle plus HAZID, What-If, FMEA and Bow-Tie, and works in Portuguese across more than 50 industry segments — a fit for Brazilian and regional operators wanting a facilitator grounded in OSHA PSM and CCPS Risk-Based Process Safety, including procedure and human-factors HAZOPs.

A Gujarat-based process safety firm that supplies its own HAZOP chairman and scribe and studies P&IDs across every stage of the plant life cycle, with a client base spanning Indian chemical, pharma and pesticide manufacturers and operators in the Middle East and Gulf — a fit for design-stage and revalidation HAZOPs on process plants in those sectors.

A New Delhi hydrocarbon-industry consultancy whose lead facilitator, a Chartered Engineer and IChemE member, independently chairs HAZOP and SIL/LOPA studies from FEED and concept through EPC and commissioning — a fit for refinery and petrochemical operators in India and the Gulf wanting an independent chair for new-project or revalidation HAZOPs, including integrated HAZOP-plus-SIL sessions.

A Queensland process- and functional-safety engineering practice that facilitates HAZOP, HAZID, LOPA and AS2885 Safety Management Studies in-house — a fit for Australian oil & gas, LNG and pipeline operators wanting workshop facilitation tied to the full IEC 61511 safety lifecycle.

A South African-based international professional engineering services firm offering hazard and operability studies as either independent risk analysis or design-stage review — a fit for power generation, manufacturing and mining operators in the region seeking HAZOP delivery within a broader technical-safety practice.

The technical safety studies practice of a Dubai HSE provider, running HAZOP workshops led by company-approved HAZOP chairs alongside HAZID, FERA, SIL and safety-case work — a fit for UAE, Saudi and wider GCC oil, petrochemical and EPC projects wanting locally based process-hazard facilitation.

A Gauteng-based consultancy offering HAZOP studies focused on the mining, mineral, petroleum and industrial sectors, available in South Africa and Dubai — a fit for operators in those sectors wanting hazard-and-operability review during new developments or process changes.

South African process-safety practice that chairs HAZID and HAZOP workshops for Major Hazard Installations and other high-hazard sites — a fit for African industrial, chemical and oil-and-gas operators needing facilitated studies alongside QRA and consequence modelling.

Malaysian technical, safety and sustainability consultancy whose facilitators lead multidisciplinary teams through structured HAZOP studies aligned to local regulations — a fit for Southeast Asian process operators wanting facilitation delivered with in-country regulatory knowledge.

Jakarta industrial-engineering and EPCM consultancy whose safety-studies practice delivers HAZID and HAZOP alongside SIL, FERA and QRA — a fit for Indonesian and wider Asia-Pacific energy and process projects wanting hazard studies integrated with design engineering.

Glasgow multidisciplinary engineering consultancy that provides chair and scribe for HAZID, HAZOP and LOPA within a broader process-safety design offering — a fit for UK chemical, distilling and energy sites wanting facilitation alongside COMAH, DSEAR and functional-safety support.

Chennai-based independent process-safety consultant (CCPS Certified Process Safety Professional) offering HAZOP studies within a Risk Based Process Safety Management practice — a fit for Indian and international refining, petrochemical, fertilizer and pharmaceutical operators wanting an experienced individual facilitator and PSM auditor.

Ontario engineering consultancy that facilitates Process Hazard Analyses — HAZOP and What-If — using PHA-Pro, a fit for Canadian and international operators implementing PSM, EPA RMP, Seveso/COMAH or IEC 61511 risk programs.

One of the few dedicated, independent HAZOP facilitation practices operating across the African continent — a fit for Southern African oil, mining, rail and industrial projects wanting a registered professional engineer to chair studies through the project life cycle.

UK process-safety boutique offering the full PHA-to-SIL workshop chain — HAZOP, HAZID, E-HAZOP, LOPA, Risk Graph and SIL verification — led by IChemE-trained, TUV-certified functional-safety facilitators, a fit for operators wanting one team from hazard study through to safety-integrity verification.

Independent, vendor-neutral process- and machine-safety consultancy based in the UK and serving clients globally, offering HAZOP, HAZID and LOPA facilitation plus functional-safety engineering — a fit for operators wanting PHA led by functional-safety specialists.

Rio de Janeiro process-safety engineering firm serving Brazil's offshore oil-and-gas operators, applying HAZOP, HAZID and qualitative and quantitative risk analysis — a fit for South American energy, offshore and industrial projects wanting process-safety studies delivered in Portuguese.

Long-established asset-integrity and HSE consultancy with a large multi-office footprint across the Middle East and Asia — a fit for operators who want HAZOP and HAZID facilitation bundled with wider asset-integrity, inspection and engineering support.

Mumbai-based process-safety and risk consultancy covering the full study set from HAZOP and HAZID through SIL, QRA and consequence analysis — a fit for Indian oil, gas and chemical operators wanting hazard studies and quantitative risk work from one team.

Abu Dhabi HSE consultancy whose workshop-facilitation service covers HAZOP, HAZID, OHID, ENVID and SIL studies — a fit for UAE operators wanting a local facilitator to run structured hazard workshops across a project.

Adelaide multidisciplinary engineering consultancy that facilitates HAZOP workshops alongside its design and risk work — a fit for Australian manufacturing, food-and-beverage and industrial projects wanting HAZOP facilitation from the same team handling the engineering.

A North-India (Noida/Hyderabad) risk-management consultancy whose HAZOP studies are led by facilitators who pair design and process understanding with risk analysis — a fit for chemical, pharmaceutical and manufacturing operators wanting facilitator-led PHA alongside QRA and functional-safety support in one house.

A large environmental and engineering consultancy whose process-safety team has facilitated hundreds of PHAs — HAZOP, LOPA, FMEA and What-If — with remote or co-located facilitation, scribing, revalidation and QA/QC review, a fit for US and international operators wanting facilitation backed by a full PSM/RMP compliance practice.

An independent Australian workshop facilitator specialising in AS IEC 61882 HAZOP alongside HAZID, CHAZOP and CHAIR studies and Safety-in-Design — a fit for project and WHS teams wanting an external chair for design-stage risk workshops.

A specialist risk-management consultancy (part of TUV Rheinland) with a large pool of client-approved HAZOP/PHA and LOPA chairs and proficient scribes, working from offices in the UK, Netherlands, Middle East (Doha, Dubai), Southeast Asia (Kuala Lumpur, Singapore) and North America — a fit for operators wanting facilitation from an established international bench across high-hazard industries.

A process-engineering consultancy offering experienced independent HAZOP chairs — with technical-secretary scribing and risk-ranking to prioritise recommendations — a fit for oil, gas and petrochemical operators worldwide wanting an independent facilitator to keep design-stage studies focused.

A Houston-area (Pearland, Texas) process-safety consultancy whose facilitators have led hundreds of PHAs — HAZOP, HAZID, LOPA, What-If and SIL — for oil & gas, petrochemical, refining and ammonia-refrigeration sites, a fit for OSHA PSM / EPA RMP-covered US operators wanting an experienced independent PHA chair.

A Perth-based safety consultancy whose HAZOP facilitators specialise in surface and underground mining methods, mineral process plants and specialised equipment — a fit for miners and minerals processors wanting a facilitator who knows the plant as well as the method.

An Australian risk and process-safety consultancy with offices in Sydney, Melbourne and Perth that provides HAZOP facilitators across Australia and Asia, recording studies in PHA-Pro — a fit for onshore/offshore oil & gas, chemicals and infrastructure projects in the region.

An Ireland- and UK-based process-safety consultancy of long standing whose fully facilitated HAZOP/PHA studies are led by experienced, independent chairs — a fit for chemical and pharmaceutical operators wanting a neutral facilitator focused on loss-of-containment, fire, explosion and toxic-release scenarios.

A UK functional-safety specialist (IEC 61508 / 61511) whose HAZOP studies are led by several experienced, operator-approved HAZOP chairs and recorded in its own ProSET PHAComp software — a fit for onshore and offshore projects that need PHA joined up with SIL determination and verification.

A Calgary-based independent whose facilitator pairs process-safety method with deep process-engineering knowledge, stating more than 10 years in facilitation and over 35 years in the oil & gas industry — a fit for operators wanting a hands-on chair for HAZOP, What-If and LOPA studies.

A Calgary operational-risk-management firm focused solely on PHA and decision support, delivering HAZOP and LOPA with a structured decision-analysis approach and its own HAZOP360 software and PHA training — a fit for operators who want risk studies that translate into defensible investment decisions.

A Nigerian process- and loss-prevention engineering firm based in Warri offering HAZOP/PHA facilitation alongside SIL, LOPA, HAZID and QRA work — one of the few options for operators wanting facilitation sourced from within the Niger Delta industrial belt.

An Australian safety-engineering firm that pairs independent HAZOP facilitation and scribing with machine-safety and hazardous-area expertise, with a distinct track record in food, beverage, dairy and brewing plants — a sector niche most process-safety houses don't focus on.

A US process-safety consultancy focused on PHA/HAZOP facilitation and SIL/LOPA verification for petroleum and energy operators, offering either a combined lead-and-scribe facilitator or a separate scribe, and fluent in PHA-Pro and PHAWorks documentation.

A US EHS-compliance consultancy whose dedicated PHA team facilitates full-facility HAZOPs, PHA revalidations and project-specific hazard reviews — a fit for manufacturers wanting facilitation bundled with wider OSHA and EPA compliance support.

A Texas process-safety consulting and testing center whose PHA offering (HAZOP, LOPA, HIRA) sits alongside a strong combustible-dust and electrostatic-hazard specialty — useful for solids-handling and powder-processing plants needing both dust testing and hazard facilitation.

A South African process-safety and major-hazard risk engineering firm that facilitates structured HAZOP workshops aligned to IEC 61882 and CCPS hazard-evaluation guidance, working under the Major Hazard Installation Regulations and SANS standards — a second South African option in the directory, operating from KwaZulu-Natal across Durban, Johannesburg, Pretoria, Cape Town and beyond.

A Peru-based engineering consultancy running HAZOP (estudio de riesgos operativos) workshops in Spanish alongside pipeline-integrity, fitness-for-service and RBI work — the directory's first Peruvian firm and a Spanish-language option for operators across Peru and Argentine Patagonia.

A Canadian process-safety boutique focused on chairing and facilitating PHA sessions — HAZOP, HAZAN, HAZID, What-If, LOPA and SIL — that travels to client sites worldwide, with a sideline in PHA methodology and PHA-Pro software training for oil & gas, chemical, petrochemical and mining operators.

An independent Malaysian process- and technical-safety consultancy led by a TÜV-certified HAZOP leader and CIMAH competent person, running HAZOP and other PHA studies alongside QRA, consequence modelling and CIMAH/DOSH regulatory submissions — a boutique option for operators in Malaysia and the wider region.

A small Scotland-registered process-safety and engineering boutique offering the leadership of formal engineering reviews — HAZOP, HAZID, SIL, LOPA and FSA — combined with process simulation and modelling, a facilitator-plus-analysis pairing for operators wanting studies and design support from one team.

Dubai-headquartered technical-safety consultancy with a Qatar office and a named HAZOP/CHAZOP chairman, running major-project safety-study campaigns across the Gulf — a fit for oil & gas and refinery HAZOP, Control HAZOP and Electrical HAZOP (SAFOP) work in the UAE, Qatar and the wider region.

Bogotá-based process-risk consultancy delivering HAZOP studies in Spanish across Latin America, with a US office in Florida and its own PHA and bow-tie software — a local-language option for Colombian and wider Latin American chemical, petrochemical and oil & gas operators, and the directory's first Colombian firm.

Papamoa-based process-safety boutique facilitating HAZID and HAZOP studies alongside LOPA, SFAIRP demonstration, hazardous area classification and consequence modelling — an independent New Zealand option for major-hazard-facility operators wanting an external facilitator.

Mexican reliability- and process-risk engineering consultancy running HAZOP, HAZID and What-If studies in Spanish with PHA-Pro deliverables, within a wider practice spanning FMEA, explosion-risk assessment and risk-based inspection — the directory's first Mexican firm and a local-language option for operators across Mexico.

Perth-based independent risk and safety consultancy with an in-house facilitator team — a fit for Western Australian resources and processing projects wanting HAZOP, HAZID and LOPA workshops chaired by third-party facilitators at any project stage.

One of the first Vietnamese-owned independent HSE consultancies, with a long published HAZOP project list for offshore operators and onshore plants — a fit for projects in Vietnam and the wider Mekong region needing local facilitators familiar with domestic operators and regulators.

Calgary process- and functional-safety boutique whose named principals hold CFSE and TÜV Rheinland functional safety credentials — a fit for Canadian and US operators wanting PHA facilitation joined up with SIS/SIL lifecycle, alarm management and fire & gas work under CSA Z767 and IEC 61511.

German plant-safety consultancy that moderates HAZOP/PAAG workshops in German, on site or remotely — a fit for operators needing facilitation documented for BImSchG permitting, Störfallverordnung duties and German regulatory audits.

Hamburg engineering firm that supplies independent HAZOP leaders to IEC 61882 / PAAG for process plants — a fit for German-language studies where the chair needs to be external to both the design house and the operator.

Polish process-safety and ATEX institute running HAZOP studies to PN-EN 61882 in Polish — a fit for plants in Poland that need the HAZOP tied to explosion-risk assessment, zone classification and the explosion protection document (DZPW).

UK process safety specialist within a group covering functional safety and OT cyber security — a fit for COMAH sites wanting hazard studies 0/1, HAZID and HAZOP chaired to BS EN 61882 with LOPA-based SIL determination carried through to IEC 61511.

Process-safety-led Indian HSE consultancy founded by a process safety specialist — a fit for operators in northern India wanting HAZOP and HAZID studies alongside QRA, SIL work to IEC 61511 and fire safety audits from one team.

Independent HAZOP/LOPA chairman working full-time as a facilitator since 2020, with a prior process-design career at Jacobs, Occidental and CCED Oman — a fit for operators who want a chair who has done the upstream design work, and for long-running facility revalidation HAZOPs measured in months rather than weeks.

Taiwan-based independent process safety consultancy — a fit for East Asian and cross-regional projects wanting HAZOP, CHAZOP and Electrical HAZOP facilitation overseen by CFSE-certified consultants, with in-house PHA software.

Bahía Blanca-based process safety and engineering consultancy running HAZOP studies in Spanish with experienced study coordinators — a fit for Argentine and South American chemical, petrochemical and oil & gas operators wanting a local-language facilitator plus engineering support.

Cork-based process safety boutique facilitating HAZOP/PHA to best-practice IChemE methodology and providing experienced scribes — a fit for Irish and UK chemical and pharmaceutical (COMAH) sites wanting studies that feed forward into LOPA and SIL.

Independent UK risk consultancy with a large facilitator network and offices across the Gulf and Central Asia — a fit for onshore and offshore oil & gas campaigns needing a HAZOP chairman, scribe and software across the UK, Middle East, Kazakhstan and Nigeria.

Lagos-based process-safety and loss-prevention house working across onshore, offshore and deep-offshore facilities — a West African option for oil & gas operators wanting HAZOP and hazard-identification studies from a local team.

Spanish process-safety boutique offering HAZOP studies in Spanish and English alongside SIL and LOPA work to IEC 61508/61511 — a fit for Iberian and international oil & gas, chemical and pharmaceutical operators wanting PHA that feeds into functional safety.

Irish process-safety and risk consultancy (formerly CMSE Consultancy / Chris Mee Group) offering the full HAZOP service — organising, chairing, scribing and reporting to IChemE best practice — a fit for pharmaceutical and chemical sites across Ireland and beyond.

Nordic technical-safety and risk consultancy facilitating and recording HAZOP studies to IEC 61882, with principal consultants across a broad industrial base — a fit for chemical, energy and green-transition projects across the Nordics and wider Europe.

Glasgow-based multidiscipline engineering consultancy providing HAZOP leader and scribe roles and running studies through to action closure, with downstream oil & gas experience — a fit when the study benefits from in-house process, electrical, C&I and mechanical engineers.

Calgary-based facilitator that has run thousands of HAZOPs for Canadian and international oil & gas operators, documenting studies live in PHA-Pro — a fit for greenfield and revalidation studies across energy, power and process assets.

Independent French process-safety and automation engineer with 35 years' experience, taking HAZOP studies through to LOPA, SIL determination and IEC 61511 safety-instrumented-system design — a fit for SEVESO/ICPE sites wanting one hand from risk analysis to safety automation.

Brazilian process-safety consultancy running HAZOP studies in Portuguese, led by a technique leader with guideword-driven node analysis — a local-language option for chemical, petrochemical and process operators across Brazil.

Indonesian engineering house that organises and runs HAZOP studies with a dedicated leader and scribe as part of FEED and detailed-design projects — a local option for oil & gas, petrochemical and power projects across Indonesia, backed by CFD flare and dispersion analysis.

Turin-based process-safety consultancy running HAZOP and other PHA workshops with a chairman and scribe, in person or by video-conference, and folding in semi-quantitative risk assessment and LOPA — a fit for Italian and continental-European chemical and petrochemical operators.

Argentine engineering and process-safety consultancy delivering HAZOP studies in Spanish with regional reach across Argentina, Bolivia and Spain — a fit for South American operators wanting a local-language facilitator and full risk-study menu.

Dedicated HAZOP/PHA boutique whose leaders are chemical and process engineers; it runs studies bilingually in local languages and offers 'HAZOP as a Service' with post-study action follow-up — a fit for multinational or resource-limited projects across Europe.

The explosion- and dust-hazard specialist and developer of the FLACS CFD software — its HAZOP teams pair facilitation with deep consequence modelling, strong when the study touches gas or dust explosion risk or energy-transition fuels like hydrogen, LNG, ammonia and CCUS.

Chennai-based process-safety engineering house running PHA studies within a broad technical- and functional-safety practice, and accredited by Gulf operators KOC and ADNOC — a fit for Indian and Middle East oil & gas and petrochemical projects.

Athens-based industrial-safety firm with a certified HAZOP leader and experienced scribes, pairing HAZOP with LOPA and SIL verification plus niche practices in ATEX, ammonia, hydrogen and battery-storage safety — a fit for Greek and wider Mediterranean and Middle East operators.

Multi-disciplinary Omani engineering house with a broad technical-safety menu — a regional option for GCC oil & gas and industrial projects wanting HAZOP alongside HAZID, SIL, and QRA under one roof.

Established Saudi engineering consultancy pairing HAZOP and revalidation studies with QRA and RAM assessment — a regional fit for Kingdom-based major-hazard operators.

Aberdeen-based process safety boutique embedded in North Sea operations — a fit for offshore operators wanting a facilitator that provides chair, scribe, and independent engineers as a package.

Long-established South African consultancy facilitating the full six-stage HAZOP sequence across the project lifecycle — a fit for African and Sub-Saharan major-hazard installations.

Glasgow-based process safety consultancy that chairs and scribes HAZOP studies and runs HAZID and LOPA across all industries, with a distinctive footprint in distilling and renewables — a fit for sites inside or outside the classic oil & gas core wanting independent facilitation or an experienced scribe.

Australasian process safety consultancy and training provider offering HAZOP chair, scribe, and PHA facilitation alongside HAZOP leader and participant training — a regional fit for dairy, geothermal, oil & gas, mining, and power clients across New Zealand and Australia.

Netherlands-based process and process-control engineering consultancy offering HAZOP and LOPA facilitation aligned to IEC 61511 — a fit when the study is expected to feed directly into functional-safety and SIF design.

Melbourne-based facilitators are chartered engineers who bring their own technical secretary and scribing software — a fit for Australian operators wanting an independent chair plus a fully minuted study.

Engineering consultancy whose facilitated risk workshops span rail, maritime, and aviation as well as oil & gas — useful when a study crosses into transport and infrastructure hazards.

Accredited facilitators who both chair and record studies to AS IEC 61882 — a natural fit for Australian mining, minerals-processing, and power projects.

Malaysian process safety house led by TÜV-certified functional safety engineers, pairing HAZOP facilitation with SIL work on offshore, FPSO/FLNG, and refinery assets.

UAE-based practice with a broad PHA and safety-study menu — a regional option for Gulf oil & gas, petrochemical, and EPC projects needing HAZOP, HAZID, and SIL under one roof.

Kuala Lumpur-headquartered process safety firm with offices across SE Asia and the UK, and a growing hydrogen and CCS/CCUS safety practice — relevant as HAZOP demand extends into energy-transition projects.

Small independent Dutch practice led by a TÜV-certified functional safety engineer with a process-engineering background — a fit for continental-European chemical and food sites wanting HAZOP that feeds directly into SIL work.

Long-running risk consultancy whose facilitators and scribes work across the major PHA software platforms — a safe pair of hands for full-scope HAZOP delivery.

The functional-safety heavyweight — the natural choice when your HAZOP feeds directly into LOPA, SIL determination, and safety instrumented systems work.

Combines HAZOP facilitation with in-house, ISO/IEC 17025-accredited dust flammability and chemical reaction hazard (DSC/ARC) testing labs — useful when a study raises reactive- or explosion-hazard questions the team can't answer from the P&ID.

Boutique PHA specialist that will assemble the full study team — facilitator, scribe, and subject-matter experts — rather than just parachuting in a chair.

The data-driven outlier: pairs PHA facilitation with analytics run over thousands of past studies, so your HAZOP gets benchmarked rather than filed.

IChemE-certified chairs with experience from half-day studies to six-month campaigns — the certification signal UK operators tend to ask for first.

Consultant-led practice pairing HAZOP chairing with authorising-engineer and HV expertise — a fit for sites whose hazards span process and electrical.

The global giant: multinationals standardizing HAZOP delivery across dozens of sites in different countries usually end up talking to DEKRA.

Deep bench on pressure relief and consequence analysis — strong when HAZOP actions are likely to cascade into relief-system redesign.

Instrumented-safeguards specialists — a good chair when the study's real question is whether the interlocks and fire-and-gas coverage actually close the risk gap.

Full lifecycle shop: the same firm can facilitate the PHA, then engineer the safety systems the action items call for.

One of the longest-standing PHA houses — decades of methodology work, and a strong option if you want your in-house team trained to run studies themselves.

The facility-siting and explosion-hazard authority — the chair to pick when blast overpressure and occupied-building risk dominate the study.

Global scale with offshore and marine depth — a frequent choice for FPSO, terminal, and offshore-platform HAZOP/HAZID campaigns.

The classification-society pedigree plus early depth in hydrogen and new-energy safety — relevant as HAZOP demand shifts toward energy-transition projects.

Relief-systems specialists who also facilitate — efficient when overpressure protection is where most of your action items will land anyway.

Houston-based with genuine international reach — a frequent facilitator for Middle East mega-project HAZOP campaigns.

One of India's most established risk consultancies — deep HAZOP bench for the subcontinent's fast-growing chemical and pharma capacity.

The TIC (testing, inspection, certification) route to HAZOP — useful when the study needs to slot into a broader compliance or certification package.

Pairs classic PHA facilitation with security vulnerability analysis — one of the few benches covering both safety and security risk in one study cycle.