Oil And Gas Companies in London: 642 Active Firms (2026)
Oil and gas companies in London finance, trade and manage energy assets, services and infrastructure across a metropolitan UK hub.
Buying centres tend to sit in treasury, trading, corporate development, operations and infrastructure teams rather than in consumer-facing sales channels. Typical customers are commercial energy users, industrial groups, infrastructure owners and other energy-sector counterparties, with procurement shaped by credit checks, operational risk and long contract cycles. Engagements are usually bespoke B2B arrangements: trading mandates, asset-management work, project-finance support, engineering services, logistics coordination or infrastructure support. A London base suits firms whose commercial decisions, professional advisers and financing relationships cluster in the capital, even where physical activity sits elsewhere in the UK or overseas.
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London has 642 actively trading oil and gas companies in this cohort, giving the city a sizeable specialist base rather than a small satellite market. Reported employment totals 781 people, which points to a list weighted towards head-office, trading, advisory and project functions rather than labour-intensive field operations. Scale is uneven: 50 firms report turnover above £5M, while 111 were incorporated since 2022. That mix leaves a visible long tail of newer or smaller operators alongside businesses with established revenue lines.
Regulatory exposure depends less on the label and more on activity. Trading desks, project-finance teams and asset managers face counterparty checks, contract governance, sanctions screening, commodity-risk controls and documentation around ownership or operating rights. Engineering, logistics and infrastructure-support businesses carry more operational obligations, particularly where site access, safety management, environmental controls or subcontracting are involved. London’s market structure also means many firms sit between asset owners, finance providers and industrial customers, so commercial diligence and auditability matter before a transaction reaches the physical delivery stage.
The cohort appears likely to remain mixed, with capital-light trading, finance and advisory models sitting beside specialist engineering and infrastructure support. Compliance demands, commodity-price volatility and energy-transition scrutiny tend to favour firms that can document decisions clearly and manage counterparty risk. Smaller entrants may find it harder to move beyond project-led revenue, while established operators can use London’s financing and professional-services networks to keep activity close to customers even when assets sit elsewhere. Consolidation is plausible, but the market does not read as a simple scale race.
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
Active director count is the full Companies House board, so it can be higher than the number of names listed — we leave out nominee and formation-agent directors, who aren’t worth contacting. It’s blank for the small number of companies whose officers we haven’t fetched yet.
You’re charged per business, not per row. Where a business trades through several registered companies you get every one, and the Group Primary column marks one row per business — filter to those and the count matches your invoice. Rows sharing a website are not automatically one business: franchises and multi-site operators each count separately, and where names don’t prove a relationship we count them apart rather than guess.
642
Active firms
2026
50
Above £5M
companies over the revenue threshold
111
Since 2022
new incorporations
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Key facts
About 7% of the trading cohort reports turnover above £5M (50 of 642 firms) — the rest sits below that revenue band.
17% of the cohort was incorporated since 2022 (111 firms), so a sizeable share is in its first few filing cycles.
London oil and gas firms tend to sit around finance, commodity activity, asset ownership and specialist services rather than upstream operations alone.
Energy trading and asset-management models can make revenue band, balance-sheet role and value-chain position more useful than staff count on its own.
Procurement in this segment is shaped by counterparty checks, contractual risk allocation and exposure to commodity-price movements.
Top London Oil And Gas companies
- EnQuest11400797
- EnQuest03628497
- Enquest Heather Leasing07848449
- EnQuest13148646
- EnQuest08497369
Operates and develops oil and gas production assets, focusing on mature and underdeveloped fields. Manages upstream operations, infrastructure and decommissioning projects, operates oil terminals,…
Serves B2B customers in the energy sector, particularly oil and gas operators using UK/North Sea terminal and midstream infrastructure, with operations focused in the UK and Malaysia.
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Engages in international trading of crude oil, refined petroleum products, liquefied natural gas, petrochemicals and feedstocks. Also conducts derivatives trading and shipping chartering to support…
Serves B2B counterparties in the global energy sector, including refineries, energy companies and trading partners across Europe and West Africa.
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Trades oil, gas, LPG, ammonia and petrochemical commodities globally. Provides sourcing, distribution, shipping and chartering, storage and logistics services, and offers financing and risk…
Serves global B2B energy and commodities buyers, suppliers and partners, including oil, gas, petrochemical and industrial organisations, plus businesses seeking low-carbon transition and net-zero…
Financial Health
N/AN/A
Location
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- Exolum08233843
Operates energy logistics infrastructure including pipelines, storage terminals and airport fuel systems. Provides transportation, storage and handling of bulk liquid fuels, gases and biofuels, and…
Serves B2B and public-sector customers in energy, aviation and defence, including fuel suppliers, airports, airlines, military installations and bulk liquid or gas operators needing logistics…
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Financial sub-scores
Computed from 2 filingsTrades physical energy and commodity products including petrochemicals, base oils, polymers, glycols and fertilisers. Arranges global supply, logistics and storage through terminals and vessels, and…
Serves B2B customers and trading partners in global oil and gas, petrochemical, agricultural, power, emissions, metals and minerals markets, including commodity traders, shippers and industrial…
Financial Health
DistressedDistressed
Location
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Trades and supplies energy commodities including natural gas, LNG, electricity and hydrogen. Provides energy sales, portfolio management and carbon management services, and operates gas transport and…
Serves industrial energy users, municipal utilities and energy providers across Europe, including organisations managing energy procurement and decarbonisation.
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Trades and markets energy commodities including crude oil, condensate, LNG, LPG, refined petroleum products, sulfur, petroleum coke and chemicals, supplying refiners, industrial users and trading…
Serves global B2B energy markets, including refiners, industrial end-users, shipping firms, financial organisations, and other commodity trading companies.
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Financial sub-scores
Computed from 5 filingsTrades physical oil and petroleum products including kerosene, LPG, naphtha, gasoil, gasoline and base oil. Provides related services such as shipping and logistics, product blending, terminal…
Serves B2B buyers of physical oil products, including fuel distributors, industrial energy users and trading counterparties in UK mainland, coastline, Baltic and Mediterranean markets.
Financial Health
StableStable
Location
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Financial sub-scores
Computed from 3 filingsEngages in global energy trading and optimisation, sourcing and delivering oil, gas and other energy commodities. Develops and manages energy infrastructure and project solutions, including supply…
Serves businesses and energy-sector organisations worldwide, including oil and gas operators, utilities, infrastructure developers and commercial clients in active energy markets.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides petroleum consultancy services to oil and gas companies and financial institutions, including asset evaluation, field development planning, geophysics and reservoir engineering, production…
Serves B2B clients in the energy sector, including upstream, midstream and downstream oil and gas operators, as well as financial institutions involved in petroleum asset finance and transactions.
Financial Health
HealthyHealthy · 0% CAGR over 4y
Location
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- Equinor01285743
- Equinor07403376
Explores for and produces oil and natural gas, develops offshore energy projects, and supplies gas to energy markets. Also invests in renewable power such as offshore wind and develops low‑carbon…
Serves wholesale energy buyers, utilities, industrial customers and public-sector stakeholders across Europe and international markets, with investor and shareholder audiences also addressed.
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Explores, develops and produces oil and gas from offshore assets, primarily in the UK North Sea and Malaysia. Operates upstream fields, pipelines and the Sullom Voe Terminal, and undertakes asset…
Serves B2B energy-sector customers, including oil and gas operators connected to upstream assets, terminal infrastructure and decommissioning, mainly in the UK and Malaysia.
Location
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- Trident Energy10280693
Acquires, operates and redevelops mid-life oil and gas assets. Manages development concessions, producing fields and offshore platforms, extracting crude oil and gas and working to extend field life…
Location
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Engages in petroleum and energy trading, and activities across the oil and gas value chain, including exploration, production, marketing, and distribution. Also provides supply chain logistics such…
Serves B2B clients in the global energy sector, including oil and gas producers, refiners, distributors, industrial operators and end users of petroleum products.
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- Hartree Partners10013510
Trades physical and financial energy and commodity products, including power, gas and environmental assets. Provides risk management, market access and consulting services to help companies…
Serves businesses and investors active in global energy and commodities markets, including utilities, producers, traders and organisations seeking exposure to environmental assets and sustainable…
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- TotalEnergies09849276
Invests in and develops energy projects including offshore wind and solar power, operates electric vehicle charging infrastructure, supplies gas and electricity to businesses, and manufactures and…
Serves UK business energy customers, transport and aviation operators, industrial buyers of lubricants, bitumen and special fluids, plus motorists using public EV charging.
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Operates and invests in maritime and energy businesses including shipping fleets transporting LNG, LPG, oil and dry bulk commodities, floating offshore production infrastructure, subsea cables, and…
Serves B2B and public-sector customers in energy, shipping, offshore oil and gas, renewables, industrial water and maritime infrastructure, including utilities, commodity traders, oil majors,…
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- Woodside Energy10245673
Financial sub-scores
Computed from 2 filingsExplores, develops and operates oil and gas fields and liquefied natural gas (LNG) projects; produces and markets natural gas, LNG and petroleum; develops energy infrastructure and lower‑carbon…
Serves wholesale energy markets, industrial customers and utilities through global oil, gas, LNG and new energy supply, while also engaging suppliers, investors and shareholders as key stakeholder…
Financial Health
WeakWeak · -14% CAGR over 1y
Location
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Financial sub-scores
Computed from 3 filingsProvides commercial and technical services to the oil and gas sector, including crude oil and petroleum products trading, technology licensing, distribution of specialised equipment, digital…
Serves B2B energy companies in the oil and gas sector, especially downstream operators such as refiners, storage terminals, pipeline and fuel distributors, LNG/gas traders, and firms pursuing energy…
Financial Health
StrongStrong · Growing, Hiring · 18% CAGR over 2y
Location
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- Kistos14490676
- Kistos12859749
Engages in oil and gas exploration and production and midstream energy infrastructure. Operates offshore fields with processing, storage and offloading assets, and manages underground natural gas…
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Invests in and develops energy assets and infrastructure, including oil refining, fuel production, hydrogen and biofuels projects, and fuel terminals. Part of a broader industrial group with…
Targets industrial and commercial organisations in energy, infrastructure, metals and mining, shipping, transport, technology and retail, with some consumer-facing exposure through retail and…
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- Dana Petroleum14134199
- Dana Petroleum03337437
- Dana Petroleum03456891
Provides exploration, development and production of oil and natural gas. Operates and holds interests in offshore fields and projects, including North Sea assets and developments in the Netherlands…
Location
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Financial sub-scores
Computed from 5 filingsProvides consultancy and data management services for the upstream oil and gas industry, including geoscience analysis, field development studies, reservoir and production engineering, petroleum…
Serves B2B clients in the upstream oil and gas sector, including asset owners seeking investment, E&P energy companies assessing basins or assets, and technical professionals needing training.
Financial Health
StableStable · 0% CAGR over 4y
Location
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Computed from 5 filingsProvides brokerage services for over‑the‑counter energy derivatives in European markets, including options, futures, and fixed‑price or indexed transactions in natural gas, power, emissions and JKM.…
Serves industrial, commercial, wholesale and institutional clients trading or managing exposure in European energy and commodity markets, including natural gas, power, emissions and JKM.
Financial Health
StrongStrong · Growing, Hiring · 16% CAGR over 4y
Location
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Computed from 2 filingsTrades energy and related commodities in global markets, using proprietary technology and data analysis to price risk and provide market liquidity. Develops trading systems and quantitative tools to…
Serves institutional counterparties and participants in global energy and commodities markets, including organisations needing liquidity in volatile, data-intensive trading environments.
Financial Health
StrongStrong · Profitable, Growing, Hiring · 12% CAGR over 1y
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Computed from 4 filingsProvides engineering and technical consultancy to oil, gas and renewable energy sectors, including development planning, feasibility studies, technical due diligence, risk assessment, asset…
Serves B2B and public-sector clients in the global energy sector, including oil, gas and renewable energy companies, industry organisations and government agencies involved in small to large energy…
Financial Health
StableStable · -2% CAGR over 3y
Location
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- Chevron03600726
- Chevron Finance13997265
Financial sub-scores
Computed from 5 filingsExplores for and produces crude oil and natural gas; operates energy activities including refining petroleum into fuels, marketing gasoline and related products, producing petrochemicals, and…
Serves a mix of B2C and B2B energy customers, including motorists, commercial fuel buyers, industrial chemicals customers, and partners in global oil, gas and lower-carbon energy markets.
Financial Health
WeakWeak · Hiring · 4% CAGR over 4y
Location
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Computed from 5 filingsProvides inspection, expediting, auditing and technical staffing services for oil, gas and energy projects. Supports asset integrity management and supply chain oversight, delivering quality…
Serves B2B clients in oil and gas and renewables, including energy operators, project owners and contractors managing complex projects and supply chains across multiple countries.
Financial Health
HealthyHealthy · -54% CAGR over 4y
Location
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- Perenco02215004
- PerencoOC318487
- Perenco00715529
- Perenco01789505
- Perenco07517072
Explores, develops and produces oil and natural gas, managing hydrocarbon projects across their lifecycle from exploration and field development to production optimisation and decommissioning, with a…
Serves governments and national energy stakeholders in oil- and gas-producing countries, particularly those managing mature, marginal or stranded hydrocarbon resources.
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Computed from 4 filingsProvides engineering consultancy services to the energy sector, specialising in project completions, mechanical completion support, commissioning and start‑up, functional safety compliance, project…
Serves B2B clients in the global energy sector, particularly oil and gas operators, project owners and contractors delivering major capital projects.
Financial Health
HealthyHealthy · 0% CAGR over 3y
Location
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Computed from 3 filingsProvides engineering, consultancy and project services for the energy sector, including subsurface analysis, well engineering, subsea inspection and maintenance, and EPCC support. Also manufactures…
Serves B2B energy-sector clients, including major oilfield operators, offshore and onshore asset owners, new entrants, and companies in oil and gas, renewables, CCS, marine, defence and nuclear…
Financial Health
StrongStrong · Growing, Hiring · 11% CAGR over 2y
Location
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Computed from 5 filingsProvides financial and strategic advisory services to energy sector clients, including strategy consulting, mergers and acquisitions advice, asset acquisitions and divestments, bank financing and…
Serves businesses in the global energy sector, particularly oil and gas and alternative energy companies, plus investors and lenders involved in energy assets and financing.
Financial Health
DistressedDistressed · -66% CAGR over 4y
Location
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Computed from 5 filingsProvides owner’s project management and engineering consultancy for energy projects, including oil, gas, hydrogen and carbon capture. Supports project evaluation, design and execution, technical…
Serves B2B energy asset owners and operators in oil, gas, hydrogen and carbon capture, including major upstream operators and project partners managing complex energy projects and assets.
Financial Health
StrongStrong
Location
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Explores for and produces oil and natural gas. Acquires, develops and operates upstream exploration and production assets, managing operated and non-operated fields and offshore projects, including…
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Computed from 5 filingsTrades and brokers crude oil and refined petroleum products, including marine fuel, jet fuel, automotive fuels, LPG and LNG. Facilitates supply transactions between producers, suppliers and buyers in…
Serves B2B buyers in the oil and gas sector, including companies sourcing crude oil, marine fuel, aviation fuel, automotive fuel, LPG and LNG across Europe, West Africa, the Middle East and the Far…
Financial Health
StrongStrong · Hiring · 57% CAGR over 4y
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Computed from 5 filingsTrades energy and environmental commodities including crude oil, refined products, power and carbon emissions, and provides shipping and derivatives trading services related to commodity markets.
Financial Health
DistressedDistressed · -70% CAGR over 4y
Location
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Computed from 5 filingsProvides procurement and supply chain services for oil and gas operators, sourcing equipment and spare parts from OEMs and authorised distributors. Manages tendering, supplier sourcing, expediting,…
Serves B2B oil and gas end users, particularly operators and joint ventures needing procurement support, with emphasis on clients across Africa and the Middle East, including BP joint ventures in…
Financial Health
StableStable · -67% CAGR over 4y
Location
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Computed from 5 filingsOperates offshore oil and gas assets in the Anasuria Cluster in the North Sea, managing exploration, field development and production, including operation of the Anasuria FPSO and associated offshore…
Financial Health
HealthyHealthy · Hiring · 39% CAGR over 4y
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Computed from 3 filingsProvides technical consultancy and specialist staffing for upstream energy projects, including geoscience, subsurface and reservoir engineering, wells and facilities. Delivers studies, project…
Serves B2B clients in upstream energy, including oil and gas operators, E&P companies, CCS developers and underground gas storage project owners working on global energy and storage projects.
Financial Health
StableStable · 0% CAGR over 2y
Location
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Computed from 5 filingsProvides corporate finance and investment banking advisory services to companies in the energy sector, including oil and gas, renewables, energy services, infrastructure and mining. Advises on…
Serves energy-sector businesses and investors worldwide, including companies in oil and gas, cleantech and renewables, energy services and infrastructure, and metals and mining.
Financial Health
StrongStrong · Hiring · 12% CAGR over 5y
Location
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Computed from 3 filingsProvides laboratory analysis and technical services for the oil and gas industry, including core sample testing, reservoir rock and fluid characterisation, production diagnostics, and inspection of…
Serves B2B oil and gas operators, energy companies, reservoir engineers, geologists and geophysicists, alongside CCS site developers and government or institutional energy-sector clients.
Financial Health
StableStable · -7% CAGR over 2y
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Computed from 5 filingsDevelops optimisation and decision‑support software for energy and LNG portfolio management, including tools for scheduling, inventory planning, exposure management and hedging, with integrated data…
Serves B2B customers in the LNG sector, particularly energy companies and trading or portfolio teams managing LNG scheduling, inventory, hedging and portfolio operations.
Financial Health
StrongStrong · Hiring · 17% CAGR over 4y
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Computed from 5 filingsSupplies and distributes petroleum products including jet fuel, diesel and EN590 to industrial clients. Provides fuel logistics services, coordinating storage through partner facilities and arranging…
Sells B2B to businesses of all sizes across UK industries that require petroleum supply, including buyers of jet fuel, diesel and EN590, plus clients needing fuel storage, transport and logistics…
Financial Health
WeakWeak
Location
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Computed from 4 filingsProvides engineering and operational services for oil and gas projects, including drilling and completions support, wellsite supervision, project management, workover and stimulation, well…
Targets B2B customers in oil, gas, helium and geothermal sectors, including operators and project owners managing drilling, completions, wellsite construction, abandonment and production projects.
Financial Health
StrongStrong · Hiring · 14% CAGR over 3y
Location
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Computed from 5 filingsEngages in oil and gas exploration and production, energy trading, logistics and supply services, and development of renewable energy projects through integrated energy operations and related…
Financial Health
StableStable · Hiring · 3% CAGR over 4y
Location
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Computed from 3 filingsProvides offshore energy services and subsea engineering, operates ocean shipping and maritime transport activities, and manages financial investments including listed and unlisted shares, bonds,…
Financial Health
StrongStrong
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Produces and markets energy products including oil, biofuels, natural gas, electricity and renewable energy. Supplies automotive and industrial lubricants, aviation fuels, bitumen and specialty…
Serves UK motorists and businesses across automotive, aviation, construction, agriculture, marine, mining, manufacturing, energy, food processing and chemicals, plus retailers, car parks and local…
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Explores, develops and produces oil and natural gas resources. Manages upstream energy assets including offshore fields, participates in drilling and production operations, and supplies hydrocarbons…
Serves B2B customers across chemicals, polymers, oil and gas, automotive, and wider industrial manufacturing markets, including buyers sourcing materials and energy-related inputs.
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Provides engineering and industrial services to the energy and marine sectors, including asset maintenance, decontamination, electrical and instrumentation work, fabrication, energy logistics,…
Serves B2B industrial clients in the energy and marine sectors, including oil and gas, defence, petrochemical, renewables, utilities and distillery operators across the UK, USA, Caspian and Middle…
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How London Oil And Gas companies work and how to sell to them
What they do
London oil and gas companies typically earn through trading spreads, asset-management fees, project-finance support, engineering day rates, logistics margins and advisory retainers. Revenue is usually tied to a specific mandate, cargo, asset, contract or infrastructure project rather than a repeatable consumer product. Pricing can combine fixed fees, success fees, margin-sharing and time-based services, with credit exposure and operational risk shaping the commercial terms. Many London-based firms remain capital-light at head-office level, coordinating finance, contracts, risk and counterparties while physical work sits with operating partners, subcontractors or overseas assets.
Who they sell to
Most sell to commercial energy users, industrial groups, infrastructure owners, asset operators and other energy-sector counterparties. Buyers tend to sit in treasury, trading, finance, operations, procurement, legal and engineering teams, with senior approval from CFOs, COOs or investment committees where credit or asset risk is material. Sales cycles are usually relationship-led and can run through direct introductions, adviser networks, procurement panels or formal RFPs for engineering and logistics work. Contracting is rarely self-serve; counterparties expect diligence on financial standing, safety obligations, sanctions exposure, insurance and delivery responsibility before awarding work.
What they buy
Most oil and gas firms tend to spend on systems and services that improve control rather than volume marketing. Relevant categories include commodity and treasury risk management, contract lifecycle management, KYC and sanctions screening, document management, finance systems, cyber security, HSE tooling, project controls, market intelligence, analytics and reporting. Service spend often covers legal support, tax structuring, audit, insurance, recruitment, technical due diligence, environmental advice and specialist engineering. Cloud infrastructure and data integration can also matter where firms need to connect trading, finance, logistics and asset information without relying on spreadsheets and email chains.
Why and how to sell to them
Oil and gas buyers tend to evaluate vendors when price volatility, counterparty risk, new asset exposure or cross-border activity makes existing processes harder to defend. Other triggers include a new trading mandate, a financing process, leadership change, new procurement requirements, audit pressure or expansion into a contract type the firm has not handled before. Outbound messages usually work better when they reference operational consequences: fewer reconciliation breaks, clearer approval trails, faster counterparty checks, cleaner board reporting or lower reliance on manual contract administration. Generic efficiency claims tend to land poorly unless tied to risk, cashflow or delivery obligations.
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.
Also in London
Related directories
Frequently asked questions
How many oil and gas companies are there in London?
What counts as a oil and gas company in this list?
Which are the largest oil and gas companies in London?
What do oil and gas companies in London actually do?
How does London 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 London?
Are these mostly new or established oil and gas companies?
What SIC codes does this use?
What buying signals should I look for?
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