Oil And Gas Companies in Bristol: 29 Active Firms (2026)
Oil and gas companies in Bristol explore, produce, distribute, service and trade hydrocarbons across the city's energy supply chain.
Buying centres tend to sit with operations, procurement, engineering and health, safety and environment teams rather than a single technology or finance owner. Bristol-based suppliers in this field usually sell into commercial and industrial energy chains: inspection work, maintenance support, specialist equipment, logistics, trading support and environmental services. Engagements are often project-led or framework-based, with recurring work tied to asset integrity, compliance evidence and fuel availability. The buying cycle can be cautious, because customers are assessing operational risk as much as price, availability or technical fit.
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Bristol has 29 actively trading oil and gas companies, so the local picture is compact and operationally specialised rather than broad. Reported headcount totals 753 people, pointing to a workforce footprint that is material for a niche supply-chain cluster but still concentrated in relatively few employers. The mix appears weighted towards established service, engineering and support businesses, with new incorporations present but not setting the overall character. For researchers, the useful read is a place-based supplier base rather than a standalone exploration centre.
Activity-specific regulation matters more than a single sector label in this market. A Bristol operator handling storage, transport, maintenance, inspection or environmental support faces different obligations from a broker, engineering consultancy or equipment supplier. Safety documentation, waste handling, site access controls, insurance, emissions monitoring and customer audit rights often shape the sales process before the commercial terms are settled. That structure favours suppliers able to evidence procedures and subcontractor controls, while smaller firms may rely on narrow technical scopes where compliance requirements are easier to document and repeat.
Demand appears likely to follow maintenance, decommissioning, resilience and industrial-fuel requirements rather than a simple expansion story. Bristol’s cohort tends to look service-led, so contract renewal, framework access and the ability to work inside safety-critical customer environments may matter more than headline market sentiment. Scale-up scarcity is also visible in the shape of the group: many firms appear closer to specialist contractors than broad energy platforms. Consolidation could come through procurement pressure and succession planning, but the more immediate pattern is likely to be cautious adaptation.
What’s in the file
One row per company, 50+ columns — everything below plus each company’s verified directors, from Companies House filings.
Company data
Verified directors — included
29
Active firms
2026
4
Above £5M revenue
Companies over the threshold
3
Incorporated since 2022
Recent entrants
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Key facts
About 13% of the trading cohort reports turnover above £5M (4 of 29 firms) — the rest sits below that revenue band.
10% of the cohort was incorporated since 2022 (3 firms), so a sizeable share is in its first few filing cycles.
Bristol oil and gas activity spans exploration, production, distribution, services and trading within the hydrocarbon supply chain.
The local segment appears less like a pure upstream cluster and more like part of Bristol’s wider energy and industrial-services base.
Engineering, logistics and commercial trading functions can sit close together, which gives the market a mixed service, distribution and trading profile.
Top Bristol Oil And Gas companies
Financial sub-scores
Computed from 5 filingsDevelops and supplies wireless, battery‑free ultrasonic sensors and monitoring systems for measuring wall thickness in pipes and vessels. Provides handheld and remote data collectors and software to…
Sells B2B to asset owners, operators and maintenance teams in oil and gas, chemicals, mining, nuclear, renewables and vessel-based industries, plus OEMs integrating monitoring technology into…
Financial Health
StrongStrong · Hiring · 16% CAGR over 4y
Location
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Financial sub-scores
Computed from 3 filingsProvides diamond wire cutting services and equipment for subsea, offshore and onshore structures. Designs and manufactures diamond wire cutting machines and delivers project‑managed cutting for oil…
Serves B2B clients in oil and gas, nuclear, renewables and decommissioning, including offshore operators, project contractors and industrial asset owners needing subsea, topside or onshore cutting…
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Financial sub-scores
Computed from 5 filingsDesigns and manufactures process plant equipment for the oil, gas and petrochemical industries, including shell and tube heat exchangers, pressure vessels, skid modules, pig traps and gas…
Serves B2B clients in the oil, gas and petrochemical sectors, including process plant operators, gas infrastructure companies and engineering teams requiring industrial plant equipment and support…
Financial Health
WeakWeak
Location
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Financial sub-scores
Computed from 3 filingsDesigns and develops polycrystalline diamond compact (PDC) drill bits for drilling operations. Provides drill bit design and selection tools, dull grading analysis, and drilling dynamics optimisation…
Serves B2B drilling operators, service companies and engineering teams that use PDC drill bits and downhole drilling data, with buyers needing application-specific bit selection and performance…
Financial Health
HealthyHealthy · Hiring · 25% CAGR over 2y
Location
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Computed from 5 filingsDesigns and develops industrial valve hardware using origami‑inspired mechanisms and magnetic coupling systems to eliminate valve stem seals and reduce gas leakage. Products target applications in…
Sells to industrial operators and commercial partners in natural gas, chemicals, hydrogen and green fuels, including cryogenic hydrogen sectors, with emissions-sensitive gas-handling operations.
Financial Health
StrongStrong · Growing, Hiring · 38% CAGR over 4y
Location
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Computed from 5 filingsDesigns and manufactures safety relief valves, liquid level gauges, pressure and temperature relief valves, pressure reducing valves, and related valve components. Products are used in industrial…
Serves B2B industrial customers in hydrogen, compressed air and gas, cryogenic and liquefied gas, refrigeration, steam, shipbuilding, offshore, oil and gas, chemical and process plant applications…
Financial Health
StrongStrong
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
HealthyHealthy
Location
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Financial sub-scores
Computed from 5 filingsFinancial Health
StrongStrong · Hiring · 19% CAGR over 4y
Location
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Computed from 5 filingsDevelops downhole drilling technologies including the NexTitan autonomous control, anchoring and drive system designed to improve deep drilling in hard rock. Solutions target geothermal, oil and gas,…
Serves B2B energy-sector customers, including geothermal developers, oil and gas operators, offshore well construction partners, and large energy consumers evaluating deep geothermal.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 4y
Location
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Financial sub-scores
Computed from 5 filingsActs as a holding company for a group that provides offshore support vessels and services, including accommodation and crane support, well testing and workover, transportation and installation, and…
Serves B2B customers in the offshore energy sector, including oil and gas operators and offshore wind farm developers/operators needing marine support across global projects.
Financial Health
HealthyHealthy
Location
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Computed from 4 filingsProvides management and operational support services for offshore semi-submersible accommodation and support vessels, including technical supervision, crew management, procurement, contract…
Serves B2B customers in the offshore energy sector, particularly oil and gas operators, drilling contractors and offshore project teams needing accommodation and support vessels for personnel in…
Financial Health
DistressedDistressed · -80% CAGR over 3y
Location
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Computed from 5 filingsFinancial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsSupplies industrial, automotive, agricultural and food‑grade machinery lubricants under own brands and major oil brands. Also provides bulk oil storage tanks, lubricant surveys, laboratory oil…
Serves B2B customers across the UK and Ireland, including industrial manufacturers, automotive and commercial outlets, agricultural operators, food machinery users, bakeries with tunnel ovens, and…
Financial Health
StableStable · -68% CAGR over 4y
Location
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Computed from 5 filingsProvides catering, corporate catering, hotel‑keeping, cleaning and soft facilities management for onshore and offshore sites, particularly in the energy sector. Also offers vessel and facility design…
Serves B2B clients in the energy sector, particularly oil and gas and renewable energy operators with onshore, offshore, vessel and remote-site personnel across global regions.
Financial Health
StableStable · Hiring · 16% CAGR over 4y
Location
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Computed from 5 filingsFinancial Health
DistressedDistressed
Location
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Designs and manufactures fuel storage tanks and mobile refuelling equipment, including double‑walled tanks, modular fuel systems, trailers, pumps and accessories. Products support storage and…
Serves B2B and public-sector buyers in construction, equipment rental, power generation, fuel distribution, defence and disaster recovery that require on-site fuel storage and refuelling capacity.
Location
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Manufactures fuel storage tanks, mobile refuelling systems and fuel trailers, including double‑walled tanks, pump kits and accessories. Products support storage and transfer of diesel, renewable…
Sells primarily to businesses and some public-sector or defence buyers needing fuel storage and refuelling, especially in construction, equipment rental, power generation, fuel distribution and…
Location
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Computed from 2 filingsManufactures and supplies fuel storage and refuelling equipment, including double‑walled fuel tanks, mobile refuelling trailers, diesel exhaust fluid systems, pump kits, and accessories used in…
Serves construction firms, equipment rental and power generation companies, fuel distributors, defence organisations and disaster recovery teams needing commercial on-site fuel storage and refuelling…
Financial Health
StrongStrong · Hiring · 35% CAGR over 1y
Location
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Computed from 5 filingsProvides engineering consultancy, process design, project management and equipment supply for produced water treatment and sand management systems in the oil and gas industry, including…
Serves oil and gas operators, FPSO/offshore project teams, and package fabrication companies needing produced-water, sand handling and water injection expertise and equipment for international…
Financial Health
WeakWeak · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides inspection, testing, repair and maintenance services for road tankers, particularly Class 3 fuel tankers. Carries out ADR and UK tank testing, meter verification, equipment installation, and…
Serves UK businesses operating class 3 road tanker fleets, including liquid fuel, milk and general-purpose tanker operators, fleet managers and transport companies.
Financial Health
HealthyHealthy · -5% CAGR over 4y
Location
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Computed from 5 filingsProvides fabrication and installation of process pipework and structural steelwork, alongside civil engineering works including bund lining, concrete foundations and drainage. Also manufactures…
Serves B2B clients in the petrol and chemical industries, particularly industrial operators and contractors managing process plant, storage, pipework, steelwork and civil engineering projects.
Financial Health
StableStable · -19% CAGR over 4y
Location
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Computed from 5 filingsProvides engineering, procurement and construction management services for oil and gas production and processing projects. Designs and supplies gas processing equipment such as compressors,…
Serves B2B oil and gas exploration, production and processing companies needing engineering, procurement, construction management, equipment supply, plant relocations, and operations support for gas,…
Financial Health
WeakWeak
Location
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Computed from 4 filingsProvides petroleum expediting and cargo superintendence services for the oil, gas and chemical sectors. Supplies specialists who monitor cargo surveyors, vessels and terminals during custody…
Serves oil, gas and chemical industry clients involved in petroleum cargo movements and custody transfers, including cargo owners, traders and operators using vessels and terminals globally.
Financial Health
HealthyHealthy · -80% CAGR over 3y
Location
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Computed from 5 filingsDesigns, manufactures and services SCR power control systems, condition monitoring systems, DC and AC drives, and isolated measurement pods. Provides spare parts, repairs, field service, PLC…
Serves B2B customers in drilling, petrochemical, power generation, marine and oil and gas sectors worldwide, including rig operators, industrial contractors and companies using Hill Graham, Ross…
Financial Health
StableStable
Location
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Computed from 3 filingsSupplies fluid system components including fittings, valves, regulators and tubing, and provides engineering services such as system evaluation, design, fabrication, installation, asset integrity…
Serves B2B engineering, maintenance and operations teams in UK process industries, including chemical/petrochemical, oil and gas, clean energy, defence and semiconductor manufacturing.
Financial Health
StrongStrong · Profitable, Growing, Hiring · 42% CAGR over 2y
Location
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Computed from 5 filingsProvides multi‑disciplinary engineering services including design, manufacture and installation of mechanical, electrical, software and hydraulic systems. Offers control system refurbishment,…
Serves B2B customers in oil and gas, renewables, nuclear, industrial and process sectors, including end users, equipment manufacturers, operators, maintenance teams and electrical personnel.
Financial Health
WeakWeak · -13% CAGR over 4y
Location
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Computed from 5 filingsSupplies heating oil, kerosene, diesel and lubricants to domestic and commercial customers. Also installs, repairs and services oil boilers, AGA and Rayburn appliances, and storage tanks, and…
Serves a mix of consumers and businesses across South West England, including homeowners with oil heating or AGAs and commercial customers using heating oil, diesel, renewable fuels, tanks or…
Financial Health
HealthyHealthy · Profitable, Hiring · 2% CAGR over 5y
Location
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Computed from 5 filingsProvides offshore geotechnical engineering and geosurvey services for ocean industries, including seabed investigations, ROV‑deployed geotechnical testing, geophysical and subsea surveys, data…
Serves B2B clients in ocean industries, including offshore developers, operators and consultants managing shallow and deep-water marine projects and subsea site investigations.
Financial Health
StrongStrong · Growing, Hiring · 44% CAGR over 4y
Location
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Computed from 5 filingsExplores for, develops and produces crude oil and natural gas. Operates oil fields and thermal recovery projects, manages hydrocarbon reserves, and sells produced oil and gas while maintaining…
Financial Health
WeakWeak · Hiring · 3% CAGR over 4y
Location
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Provides fluid systems engineering services including design of fuel, air, hydraulic and engine systems, fluid modelling, equipment design, surge and electrostatic analysis, and development of test…
Serves business customers in aerospace, renewable energy, oil and gas, water, and nuclear industries worldwide, particularly organisations needing fluid systems engineering expertise for fuel, air,…
Financial Health
N/AN/A
Location
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Computed from 4 filingsFinancial Health
StableStable · -78% CAGR over 3y
Location
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N/AN/A
Location
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Computed from 5 filingsDevelops and supplies distributed acoustic sensing (DAS) and distributed fiber optic sensing (DFOS) systems and software that use fibre‑optic cables to detect vibration, strain and temperature for…
Serves government security agencies and industrial infrastructure operators worldwide, including border authorities, mining companies, oil and gas pipeline operators, rail and road networks, subsea…
Financial Health
StrongStrong · Hiring · 21% CAGR over 4y
Location
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Develops and supplies distributed acoustic sensing (DAS) and distributed fibre optic sensing systems, including ONYX hardware and software, used to monitor infrastructure such as pipelines, railways,…
Sells to B2B and public sector buyers in mining, oil and gas, rail, roads, power, subsea cable, geophysical monitoring, border security and national infrastructure, including operators,…
Financial Health
N/AN/A
Location
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Computed from 4 filingsDevelops engineering simulation and design software for turbomachinery, propulsion and energy systems. Provides AxSTREAM tools for system simulation, turbomachinery design and optimisation, and…
Serves engineering teams and R&D organizations in aerospace, space, government and defense, power generation, oil and gas, renewables, HVAC, transportation, appliance and medical device sectors.
Financial Health
StableStable · Hiring · 40% CAGR over 3y
Location
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How Bristol Oil And Gas companies work and how to sell to them
What they do
Bristol oil and gas suppliers usually earn revenue from contract services, equipment supply, inspection, maintenance, engineering support, logistics and trading-related work rather than from owning reserves. Pricing is commonly time-and-materials, fixed-fee project work, day rates for technical staff, equipment hire, or margin on supplied parts and fuel-related transactions. Framework agreements matter where customers need repeat access to accredited teams, but many engagements still begin as site-specific jobs. Recurring revenue tends to come from planned maintenance, compliance evidence, monitoring, audits and call-out cover, with customers paying for availability and documented competence as much as the underlying labour or kit.
Who they sell to
Customers are typically commercial and industrial energy users, asset operators, infrastructure contractors, utilities-adjacent buyers and larger supply-chain partners. Buying groups often include operations directors, engineering managers, procurement leads, site managers and health, safety and environment teams, with finance joining when the contract is material or multi-year. Small scopes may be placed through direct relationships and preferred-supplier lists; larger work more often runs through pre-qualification, framework renewal or tender. Sales cycles tend to be slower than in ordinary facilities services because references, insurance, method statements, site access rules and incident history can be examined before price is negotiated.
What they buy
Most Bristol oil and gas firms tend to spend on systems and services that help them win work, deliver safely and evidence control. Common software needs include field-service management, workforce scheduling, asset and maintenance tracking, document control, incident reporting, contractor management, CRM, estimating, invoicing and management accounts. They may also buy testing equipment, vehicles, protective equipment, calibration, training, insurance, legal support, environmental consultancy, payroll and recruitment services for technicians and engineers. Cloud hosting and cyber security matter where firms exchange customer drawings, inspection reports, trading documents or site records, though smaller contractors may prefer practical tools that fit existing operational routines.
Why and how to sell to them
Buying intent tends to surface around framework retenders, new site access requirements, audit findings, contract wins, senior operations hires, insurance renewals and customer pressure for better reporting. A seller will usually get further by tying the pitch to fewer failed visits, faster certification packs, clearer subcontractor oversight, lower admin burden or better evidence for customer audits. Messages framed around general productivity can feel too broad for safety-critical work. More useful angles show how the offer reduces operational friction without disrupting field teams, and how it supports the documentation customers already ask for during procurement, mobilisation and renewal.
How this list is built
Data sources
This list is built from UK Companies House filings, XBRL accounts data, and semantic analysis of each company's public website. Revenue and headcount figures come from the most recent filed accounts; where the company has not filed, values are estimated using a model trained on filed history and peer benchmarks and are labelled as estimates.
Classification
Rather than relying solely on SIC codes, Firmbase classifies each company semantically: the company's website is crawled, an AI model reads what the company actually sells, and the company is placed into the relevant industry and subsectors. SIC codes are used as one signal but not the only one. This means a company that registered under a generic SIC code but pivoted into (for example) fintech is correctly identified as fintech, not as its original SIC category.
Freshness
The underlying company data is refreshed from Companies House continuously; filings appear in the list within days of submission. The curated list ordering is regenerated when the underlying data moves meaningfully (company count changes by more than 5%, a new company enters the top-ranked segment, or the filed-revenue numbers for the top firms change). You can see the last-updated timestamp near the top of the page.
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Frequently asked questions
How many Oil and Gas companies are there in Bristol?
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Which are the largest Oil and Gas companies in Bristol?
What do Oil and Gas companies in Bristol actually do?
How does Bristol Oil and Gas compare internationally?
How is this list built and how fresh is the data?
How big are the typical Oil and Gas companies in Bristol?
Are these mostly new or established Oil and Gas companies?
What SIC codes does this use?
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