HAZOP Consultants for Chemicals & process industries

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 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.

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.

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 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 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 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 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 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.

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 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 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.

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.

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 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.

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.

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.

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 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 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 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.

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.

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.

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.

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.

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.

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 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.

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.

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.

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.

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.

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.

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.

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.

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 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.

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 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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.