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Oil And Gas Companies in Aberdeen: 424 Active Firms (2026)
Oil and gas companies in Aberdeen support exploration, production, engineering and services for upstream energy operators around the North Sea.
Procurement tends to sit with asset operators, engineering contractors and industrial buyers that need field capability rather than general consultancy. The buying centres cluster around subsea and infrastructure support, drilling and production services, inspection, maintenance, logistics and industrial engineering. Sales are usually business-to-business, contract-led and technically specified, with supplier selection shaped by safety credentials, mobilisation capacity and prior North Sea work. Typical engagements look like framework agreements, shutdown support, call-off maintenance contracts or discrete engineering scopes, often requiring small specialist crews plus enough management depth to run offshore or yard-based work.
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Aberdeen has 424 actively trading oil and gas firms in this cohort, giving the city a defined industrial services base rather than a loose advisory cluster. Reported headcount totals 3,726 people, so the employment footprint extends beyond owner-managed consultancies and small engineering partnerships. The revenue and age mix points to a service market with a long tail: 45 firms are above £5M turnover, while 62 were incorporated since 2022. That combination leaves room for established contractors, specialist field teams and newer entrants attached to North Sea workstreams.
Operating conditions are set by offshore-risk governance, environmental consent, decommissioning obligations and buyer-side procurement controls around North Sea assets. Aberdeen suppliers therefore sell into audit-heavy chains where qualification, insurance, competence management and mobilisation records matter before a job reaches commercial negotiation. For engineering and field-service firms, market access tends to depend on approved-supplier status and evidence of safe delivery across production, inspection, maintenance and logistics scopes. The local structure favours firms that can move between planned work, urgent call-outs and longer decommissioning-related programmes without presenting as generalist contractors.
Demand appears tied less to frontier exploration than to keeping ageing offshore infrastructure productive, inspected and eventually decommissioned. That tilts the Aberdeen market towards maintenance-led engineering, subsea services, logistics and compliance-heavy field operations. Scale-up scarcity may remain a feature, because project work can support capable specialists without necessarily producing software-like expansion. Consolidation appears plausible where buyers want fewer suppliers with broader coverage, but smaller firms can persist where the work is technical, safety-critical and difficult to commoditise.
424
Active firms
2026
45
£5M+ firms
Above £5M turnover
62
Recent incorporations
Incorporated since 2022
Key facts
About 10% of the trading cohort reports turnover above £5M (45 of 424 firms) — the rest sits below that revenue band.
14% of the cohort was incorporated since 2022 (62 firms), so a sizeable share is in its first few filing cycles.
Aberdeen remains a concentrated UK base for offshore energy work linked to North Sea operator demand.
Engineering, maintenance and specialist services sit alongside exploration and production activity, so the local market is broader than asset ownership.
Project-led operating models are common in energy services, with suppliers often organised around operator demand rather than recurring subscription contracts.
Top Aberdeen Oil And Gas companies
Provides well and reservoir management services to the energy sector, including well operator support, drilling and managed pressure drilling, well intervention and integrity, decommissioning, and…
Serves energy-sector businesses, especially oil and gas operators and developers needing well and reservoir management, decommissioning, CCUS, hydrogen storage and lower-carbon well operations…
Location
Provides well life cycle management services for the energy sector, including drilling engineering, well intervention, workover and completion operations, and platform and subsea well…
Serves oil and gas operators and energy companies managing offshore and land wells, including North Sea operators and organisations with geothermal or carbon capture and storage legacy well…
Location
Provides well life cycle management services for the energy sector, including drilling engineering, well intervention and workover, completions, and decommissioning. Delivers front-end engineering…
Serves global energy sector operators, well owners and asset managers, including offshore oil and gas operators and organisations with geothermal or CCS legacy well portfolios.
Location
THREE60 ENERGY WELLS UK LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides well engineering, well management and consultancy services for oil and gas operators, including well design, planning, drilling and completion support. Also delivers subsea, subsurface and…
Serves B2B clients in energy and adjacent sectors, including major oilfield operators, offshore and onshore energy asset owners, renewables and CCS developers, and organisations in marine, defence…
Financial Health
HealthyHealthy · Hiring · 16% CAGR over 2y
Location
SENGS ENGINEERING SOLUTIONS LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides engineering design and consultancy, inspection, testing and flushing services for oil and gas equipment. Offers subsea tooling support, lifting equipment inspection, non‑destructive testing,…
Serves oil and gas and wider energy-sector operators, engineering contractors and asset owners managing subsea, topside and offshore assets, with some defence-sector customers via the wider group.
Financial Health
WeakWeak · 0% CAGR over 2y
Location
Explores for, develops and produces oil and natural gas from offshore fields. Operates and manages energy production assets and infrastructure, including reserves management, field operations and…
Serves wholesale energy buyers and partners in the UK oil and gas sector, with emphasis on organisations involved in North Sea energy supply and UK energy security.
Location
UNITY WELL INTEGRITY UK LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides well integrity management and intervention services for the upstream oil and gas industry, including maintenance, repair and life‑extension of wellheads, rental equipment, engineered…
Serves global upstream oil and gas operators, asset owners and decommissioning teams managing wells through production, late-life operations and abandonment.
Financial Health
HealthyHealthy · Growing · 4% CAGR over 2y
Location
UNICONN (SCOTLAND) LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides torque and pressure testing services and CNC machining for energy sector equipment. Operates facilities for hydrostatic and gas testing, manufacture of test fixtures, and offers…
Serves B2B customers in the North Sea energy sector, including local and multinational oil companies and oilfield service firms, primarily procurement, maintenance and operations teams.
Financial Health
WeakWeak · -6% CAGR over 4y
Location
TIS MANUFACTURING LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsDesigns and manufactures topside and subsea control and well intervention equipment for the energy sector, including umbilical reelers, wireline systems, pumps and pressure control units. Provides…
Serves B2B customers in offshore energy, oil and gas, subsea operations, well intervention, and renewables, including operators and service companies needing specialist control, intervention, rental,…
Financial Health
StableStable · -66% CAGR over 4y
Location
J&S SUBSEA LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides engineering design, refurbishment, testing and operational support for subsea production control equipment. Supplies subsea connectivity systems, transformers, control manifolds, in-line…
Serves energy companies, subsea operators and engineering teams in the subsea production controls and marine renewables markets, including clients managing offshore equipment, spares and legacy…
Financial Health
StrongStrong · Hiring · 27% CAGR over 2y
Location
PHOENIX DECOM LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides decommissioning support services for offshore and subsea oil and gas assets, including project management, NORM decontamination of equipment, radiological protection supervision, dangerous…
Serves oil and gas operators and their vessel contractors involved in UK/North Sea offshore and subsea decommissioning, including teams responsible for HSEQ, waste compliance, NORM handling and…
Financial Health
StrongStrong · Growing, Hiring · 3% CAGR over 3y
Location
REACH SUBSEA UK LTD
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides offshore subsea services including engineering and project management, seabed and geophysical surveys, positioning, inspection, maintenance and repair, and construction support using…
Serves B2B offshore energy and marine infrastructure clients, including oil and gas operators, pipeline and cable owners, and developers needing subsea survey, inspection, monitoring and construction…
Financial Health
WeakWeak · -86% CAGR over 2y
Location
Whittaker Engineering
Trajectory
2y · 2020–NowFinancial sub-scores
Computed from 2 filingsProvides engineering, design, fabrication and machining services for the energy, offshore oil and gas, marine and renewable sectors. Manufactures and installs subsea equipment, pressure vessels and…
Serves B2B customers in energy, offshore oil and gas, renewables, marine, subsea, decommissioning and R&D, including operators and contractors with complex engineering project requirements.
Financial Health
WeakWeak · 4% CAGR over 1y
Location
TITAN ENERGIES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides make-up and break-out services for drilling components and rents equipment to the oil and gas industry. Develops drilling and decommissioning tools, and offers torque servicing, pressure…
Serves B2B customers in the energy sector, including oil and gas operators, drilling contractors, P&A and decommissioning teams, and renewable energy developers.
Financial Health
StableStable · Hiring · 14% CAGR over 4y
Location
Provides subsea engineering and offshore services for energy and marine industries, including survey, project management, installation, inspection, maintenance and decommissioning. Uses vessels,…
Serves B2B customers in offshore energy and ocean industries, including renewables, oil and gas, and ocean minerals operators, plus partners managing subsea assets across project lifecycles.
Location
Rigtech Independent Ltd.
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides inspection, maintenance and asset integrity services for drilling rigs in the oil, gas and marine sectors, including auditing, commissioning and FAT, crane and electrical inspections,…
Serves B2B and public-sector customers in the oil, gas and marine sectors, including oil companies, drilling contractors, shipyards, governmental institutes, and onshore/offshore rig owners and…
Financial Health
WeakWeak · 0% CAGR over 3y
Location
Provides offshore drilling services to the oil and gas industry, operating and managing semi-submersible drilling rigs and crews. Delivers drilling operations, rig management, and related technical…
Serves upstream oil and gas operators and energy companies worldwide, particularly clients with offshore projects in harsh environments requiring specialist drilling capacity and crews.
Location
NUCORE GROUP LTD.
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides design, manufacture, installation and maintenance of HVAC and refrigeration systems, along with fire detection, suppression and security systems. Delivers engineering solutions and equipment…
Serves B2B and public-sector customers in hazardous, regulated environments, including offshore and onshore oil and gas, marine, renewable energy and petrochemical operators, plus large commercial…
Financial Health
WeakWeak · 0% CAGR over 2y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides well and reservoir management services to the energy industry, including well operator support, drilling and managed pressure drilling, subsea and intervention services, well integrity…
Serves B2B energy-sector clients, including oil and gas operators and energy-transition project owners in decommissioning, CCUS, hydrogen storage and well operations.
Financial Health
DistressedDistressed · -91% CAGR over 2y
Location
Independent oil and gas company engaged in acquisition, development and operation of upstream energy assets. Manages producing fields and infrastructure, optimises production, and undertakes…
Location
Provides oilfield equipment rentals and well services through a portfolio of brands, including downhole tools, tubulars, drilling and completion equipment, cementing, well control, and production…
Serves B2B customers in the global oil and gas sector, including operators and wellsite teams involved in drilling, production, completion, well control, cementing and decommissioning.
Financial Health
Insufficient historyInsufficient history
Location
FLEXLIFE LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides engineering services and technologies for offshore flexible pipes, risers and umbilicals, including design support, inspection, testing, monitoring, repair and life‑extension solutions, and…
Serves B2B clients in offshore energy, primarily oil and gas operating companies and offshore wind/renewables asset owners with flexible pipe, riser and umbilical assets globally.
Financial Health
StrongStrong · -2% CAGR over 5y
Location
CALEDONIA SERVICES LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsManufactures, repairs and supplies downhole oilfield equipment for the energy industry, including drilling, wellbore cleaning and coring tools. Operates a machine shop producing components and…
Serves major drilling contractors and oilfield service companies worldwide, alongside customers in the petroleum, petrochemical, natural gas, mineral and renewable energy industries.
Financial Health
WeakWeak · -68% CAGR over 4y
Location
RIGQUIP DRILLING SERVICES LIMITED
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides engineering, equipment supply, parts and maintenance services for oil and gas drilling rigs, including rig design, EPCC projects, inspection, repair and overhaul, field service, condition…
Serves oil and gas drilling contractors, rig operators and asset owners managing offshore and onshore drilling units worldwide, including teams responsible for rig equipment, maintenance,…
Financial Health
StableStable · 1% CAGR over 4y
Location
Pressure Control Systems Limited
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsSupplies pressure control equipment and spare parts for the oil and gas industry, including BOP components, gate, choke and check valves, accumulator bottles and high‑pressure equipment, and provides…
Serves oil and gas operators, drilling contractors and service companies needing pressure-control equipment and spares for onshore and offshore assets, including rigs and FPSOs, across Europe, the…
Financial Health
StrongStrong · Growing, Hiring · 6% CAGR over 3y
Location
NORTH OFFSHORE LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsOperates offshore drilling rigs and marine assets, providing drilling services and rig charter to oil and gas operators. Manages fleet operations, crews, maintenance and safety systems for jack-up…
Serves B2B customers in the offshore energy sector, particularly oil and gas operators and drilling contractors seeking to charter jack-up rigs, living platforms and offshore crews for drilling and…
Financial Health
StableStable · Hiring · 6% CAGR over 3y
Location
GULFSTREAM SERVICES INTERNATIONAL UK LIMITED
Trajectory
5y · 2022–NowFinancial sub-scores
Computed from 5 filingsProvides rental equipment and technical support for oil and gas operations, supplying tools and services used in drilling, production, and decommissioning projects for onshore and offshore energy…
Sells to B2B customers in the oil and gas sector, including operators and oilfield service companies managing offshore, onshore and decommissioning projects. Serves energy project teams needing…
Financial Health
DistressedDistressed · -70% CAGR over 4y
Location
SUBSEA PRESSURE CONTROLS LTD
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsManufactures, sells, rents, repairs and refurbishes drilling and well control equipment for the oil and gas sector. Provides pressure testing, maintenance services, and mobile high‑pressure testing…
Serves B2B customers in the oil and gas, renewables and marine sectors worldwide, including operators and contractors involved in drilling, well control, subsea projects and decommissioning.
Financial Health
StrongStrong · Hiring · 16% CAGR over 3y
Location
RAZOR OILTOOLS LIMITED
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides intervention and plug and abandonment (P&A) tools and services for the oil and gas industry. Develops and supplies non‑explosive downhole tools for setting plugs and packers, punching or…
Serves oil and gas operators and well intervention/P&A service providers globally, including teams handling downhole operations where logistics, safety and hazardous-material constraints are key…
Financial Health
StrongStrong · Growing, Hiring · 29% CAGR over 3y
Location
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsDevelops and supplies well integrity and completion technologies for the oil and gas industry, including annulus pressure monitoring systems, casing barrier tools, flow control equipment, and…
Serves B2B energy-sector customers, primarily oil and gas operators and well owners, including teams responsible for well integrity, completions, intervention, production optimisation, subsea…
Financial Health
HealthyHealthy · Hiring · 16% CAGR over 1y
Location
ENERPRO GROUP LIMITED
Trajectory
3y · 2022–NowFinancial sub-scores
Computed from 3 filingsProvides drilling rig upgrade and reactivation services for the oil and gas sector, including project management, engineering design modifications, construction support, repairs, and maintenance for…
Serves B2B customers in the oil and gas sector, particularly drilling rig owners, operators and asset managers needing support for rig reactivation, upgrades and project delivery globally.
Financial Health
StableStable · 0% CAGR over 2y
Location
MRDS Group Limited
Trajectory
5y · 2019–NowFinancial sub-scores
Computed from 5 filingsProvides engineering, maintenance and overhaul services for marine vessels, offshore platforms, renewable energy installations and drilling equipment. Supplies OEM and non‑OEM spare parts and offers…
Serves B2B operators in marine, offshore platforms, renewable energy and drilling, including onshore and offshore project teams needing engineering support, technical personnel and spare parts supply.
Financial Health
WeakWeak · -9% CAGR over 5y
Location
GEOLINK (UK) LIMITED
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsDesigns, manufactures, sells and rents measurement‑while‑drilling (MWD), logging‑while‑drilling (LWD) and drilling optimisation tools for the oil and gas industry, including telemetry systems using…
Serves B2B customers in the oil and gas drilling sector, including drilling contractors, operators, and service companies requiring MWD, LWD, telemetry, and drilling optimisation tools.
Financial Health
HealthyHealthy · 0% CAGR over 2y
Location
N Sea Engineers Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides subsea engineering and offshore services including hydrographic and geophysical survey, unexploded ordnance identification and disposal, inspection, repair and maintenance, construction…
Serves B2B clients managing subsea infrastructure and offshore assets, primarily in the international oil and gas and renewable energy sectors, including offshore wind cable owners and operators.
Financial Health
HealthyHealthy
Location
Vroon Offshore
Operates and manages offshore-support vessels providing field support, emergency response and rescue, survey and subsea support, towing and cargo services for offshore oil, gas and renewable energy…
Serves B2B offshore energy clients, including oil and gas operators and renewable energy developers, particularly those with offshore assets and projects requiring marine support, emergency response,…
Location
AMPLUS ENERGY SERVICES LIMITED
Trajectory
2y · 2024–NowFinancial sub-scores
Computed from 2 filingsProvides oil and gas field development services including engineering studies, project planning, and deployment of floating production units (FPSO/VPU). Supports early and full‑field developments…
Serves oil and gas field operators, including oil majors and smaller independent producers, pursuing offshore early production, marginal field or full-field development projects.
Financial Health
DistressedDistressed · Hiring · 12% CAGR over 1y
Location
Emstech Oil Services Ltd
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides assembly, pressure testing and refurbishment services for oil and gas equipment, including subsea and surface well control, drilling and workover systems. Conducts hydrostatic and nitrogen…
Serves B2B customers in the oil and gas energy industry, including operators, OEMs and contractors involved with subsea and surface well control, drilling and workover equipment.
Financial Health
WeakWeak · -10% CAGR over 4y
Location
PATRIOT INTERNATIONAL LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides piping and pipeline services for the energy industry, including mechanical completion and commissioning, leak repair, hot tapping and pipeline intervention, decommissioning of pipework and…
Serves energy-sector and oil and gas operators, EPC contractors, and industrial maintenance or decommissioning teams managing pipework projects, including buyers needing specialist equipment rental…
Financial Health
StrongStrong · Hiring · 11% CAGR over 5y
Location
AFAB Holdings Limited
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides steel and pipework fabrication for offshore oil and gas and marine industries, including structural and piping fabrication, welding, module assembly, installation and maintenance services…
Serves B2B clients in offshore oil and gas, marine, offshore renewables and wider steel fabrication sectors, including energy operators and contractors with onshore, quayside or offshore project…
Financial Health
HealthyHealthy · -6% CAGR over 4y
Location
AISUS Offshore Limited
Trajectory
5y · 2021–NowFinancial sub-scores
Computed from 5 filingsProvides remote inspection and non-destructive testing services for offshore and energy infrastructure, including internal and external inspection of caissons, risers, pipework and ducts. Uses…
Serves B2B clients in energy and marine sectors, including offshore platform operators, renewables developers, FPSO owners, drilling companies, marine operators and decommissioning contractors…
Financial Health
StrongStrong · Growing, Hiring · 23% CAGR over 4y
Location
Forum Energy Technologies
Designs and supplies equipment and systems for oil, gas and energy operations, including drilling and pipe‑handling equipment, subsea vehicles and ROV systems, valves, fluid handling and production…
Serves B2B customers in oil, natural gas and renewable energy, including drilling contractors, upstream, midstream and downstream operators, subsea/offshore teams, and well completion, production and…
Location
RIG PARTNER DECOM. LTD
Trajectory
4y · 2023–NowFinancial sub-scores
Computed from 4 filingsProvides decommissioning and abandonment support services for offshore oil and gas facilities and drilling rigs, including project management, rig intake and selection support, inspections, surveys,…
Serves B2B clients in the offshore energy sector, including oil and gas operators, drilling contractors, rig owners/operators and yards, with some focus on offshore wind and decommissioning markets.
Financial Health
WeakWeak · -80% CAGR over 3y
Location
Oleochem Project Management Limited
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides production chemistry and laboratory services for the oil and gas industry, including offshore chemists, laboratory staffing and training, design and supply of A60 laboratory modules,…
Serves B2B customers in the global oil and gas sector, including offshore operators and project teams managing new developments, facility upgrades, and ongoing production operations.
Financial Health
StableStable · Hiring · 19% CAGR over 2y
Location
AQUATERRA (GROUP) LIMITED
Trajectory
4y · 2022–NowFinancial sub-scores
Computed from 4 filingsProvides asset integrity management, inspection and maintenance services for energy, marine and infrastructure assets. Offers non‑destructive testing, technical construction, rigging and lifting,…
Serves B2B asset owners, operators and contractors in oil and gas, offshore energy, marine and drilling, renewables, decommissioning, and industrial infrastructure sectors globally.
Financial Health
HealthyHealthy · Hiring · 5% CAGR over 3y
Location
NORTH SEA ENERGY SERVICES LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides engineering, fabrication and construction services for energy and industrial sectors, including steel and structural fabrication, pipework fabrication, weld procedure development,…
Serves B2B clients in onshore and offshore energy, marine and construction sectors, including operators and contractors with project needs around Aberdeen quaysides.
Financial Health
StableStable · Hiring · 32% CAGR over 4y
Location
BLADE ENERGY PARTNERS LIMITED
Trajectory
5y · 2020–NowFinancial sub-scores
Computed from 5 filingsProvides engineering consulting and technical services for energy projects, including well engineering, managed pressure drilling planning, subsurface studies, materials and corrosion analysis,…
Serves B2B energy-sector clients, including oil and gas operators, geothermal developers, CCS project teams, pipeline and underground gas storage operators, and organisations managing complex well…
Financial Health
HealthyHealthy · Hiring · 6% CAGR over 5y
Location
OCEAN PHOENIX INTERNATIONAL LTD
Trajectory
4y · 2021–NowFinancial sub-scores
Computed from 4 filingsProvides marine and hydrographic survey support services for offshore energy projects. Offers consultancy, technical manpower supply, dimensional control, laser scanning, and survey services to…
Serves B2B clients in offshore renewable energy and oil and gas, including companies requiring marine and hydrographic survey support, consultancy, technical manpower and dimensional control services.
Financial Health
StrongStrong · Growing · 0% CAGR over 3y
Location
Trajectory
3y · 2023–NowFinancial sub-scores
Computed from 3 filingsProvides technology and services for the upstream oil and gas industry through a group of specialist companies. Develops and commercialises equipment and solutions aimed at improving operational…
Serves B2B customers in the upstream oil and gas sector, especially operators and energy companies managing mature producing assets and seeking technology-led service partners.
Financial Health
WeakWeak · -90% CAGR over 2y
Location
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How Aberdeen Oil And Gas companies work and how to sell to them
What they do
Oil and gas suppliers around Aberdeen usually earn revenue from technically specified services rather than commodity production. Common models include day-rate crews, lump-sum engineering scopes, cost-plus maintenance work, equipment hire with operator support, and managed-service retainers for inspection, logistics or production support. Margins often sit in the ability to mobilise qualified labour, specialist tooling and documentation at short notice, then recover utilisation across repeat scopes. Pricing is shaped by risk, offshore access, vessel or yard availability, certification requirements and whether the buyer wants a narrow task completed or an accountable work package delivered.
Who they sell to
Most customers are upstream operators, larger industrial asset owners, engineering contractors and supply-chain partners serving North Sea work. Buying groups usually include operations directors, asset managers, project engineers, HSE leads, procurement teams and finance approvers, with technical credibility tested before price is discussed in detail. Known suppliers may win short-turnaround call-offs through direct relationships, while new entrants often face pre-qualification, insurance checks, competence evidence and tender scoring. Sales cycles tend to be shortest for urgent maintenance or logistics cover, and longer where the supplier must enter an approved-vendor list or take responsibility for safety-critical delivery.
What they buy
Aberdeen oil and gas firms tend to spend on systems and services that keep projects controlled, crews certified and assets moving. Common software categories include CRM, bid management, project costing, ERP, field-service scheduling, QHSE reporting, workforce planning, competence management, document control, inspection records, asset tracking, analytics and cyber security. Many also buy recruitment support for engineers and technicians, payroll and contractor management, legal advice, accounting, insurance broking, marketing for bid visibility, certification support and training. Operational spend can include cloud hosting, secure networks, mobile devices for field teams, vehicles, PPE, lifting gear, calibrated equipment, warehousing and specialist facilities support.
Why and how to sell to them
Oil and gas buyers tend to evaluate vendors when a new North Sea scope stretches crew availability, client audits expose gaps, mobilisation delays threaten margin, or inspection and maintenance workloads move from planned work into urgent response. Leadership changes, contract wins, approved-supplier renewals and visible hiring for project, HSE or operations roles can all signal commercial intent. Outbound is more credible when it attaches to a concrete operating problem: reducing mobilisation admin, proving competence faster, improving utilisation, cutting rework in project costing, tightening document control, or making audit evidence easier to retrieve before a client review.
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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