Company lists · Data refreshed September 2026

Top 25 Downstream petroleum IT services based in the United Kingdom

RevenueBase identified 265 company matches for downstream petroleum IT services associated with the United Kingdom as of September 2026 and tracks 3,611 professional contacts across them, including 960 with verified work emails. London is the largest hub.

This list covers company matches for downstream petroleum IT services associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built
265Companies
3,611Contacts tracked
960Verified emails
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The 25 largest downstream petroleum IT services based in the United Kingdom

Ranked by team size
Top 25 of 265 company matches for downstream petroleum IT services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLeatherhead, United KingdomHQ recorded Sep 28, 2026501-1,000648 contacts →

Exact match

“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchGreat Yarmouth, United KingdomHQ recorded Sep 28, 2026201-500279 contacts →

Exact match

“Claxton, an AF Gruppen Company, combines decades of industry experience, proprietary technology, and exceptional service quality to cut through offshore installation and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchNorwich, United KingdomHQ recorded Sep 28, 202651-200167 contacts →

Exact match

“Aquaterra Energy provides intelligently engineered products and services for well access and offshore developments - supporting efficient operations across the full life cycle of…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchSouthampton, United KingdomHQ recorded Sep 28, 2026201-500119 contacts →

Exact match

“htec is now part of PDI, the leader in enterprise management software for the convenience retail and petroleum wholesale markets.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 28, 2026201-500113 contacts →

Exact match

“Hobark International Limited (HIL) is an Integrated Services Company whose subsidiaries: DrillPet International Limited (DIL), Uniterm Nigeria Limited (UNL), UltiProc Nigeria…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchGuildford, United KingdomHQ recorded Sep 28, 202651-200104 contacts →

Exact match

“MADIC UK (formerly TLM technologies) is transforming convenience store and forecourts with technology solutions that significantly improve customer experience and enable faster…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchAberdeenshire, United KingdomHQ recorded Sep 28, 202651-20094 contacts →

Exact match

“Based in Aberdeen, Axis is an independent consultancy providing specialist Exploration and Production, Decommissioning and Low Carbon expertise to the global energy industry and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 28, 202651-20066 contacts →

Exact match

“We are a leading independent consulting company with global expertise in Refining, Gas, Petrochemicals, Renewables, and Alternative Energies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 28, 202611-5048 contacts →

Exact match

“Mobility Oil & Gas provides comprehensive services to the oil and gas industry in the areas of Petroleum Engineering Consultancy and Technical Training.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchSowerby Bridge, United KingdomHQ recorded Sep 28, 202651-20044 contacts →

Exact match

“Eurotank Service Group is a nationwide specialist contractor/consultant to the downstream petroleum industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchNorwich, United KingdomHQ recorded Sep 28, 202611-5041 contacts →

Exact match

“Geologix has been a leading technology and engineering application development company since 1994, focused on providing innovative and reliable solutions for well monitoring…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchHull, United KingdomHQ recorded Sep 28, 202651-20041 contacts →

Exact match

“OSL is a multi-disciplined team of creative, forward thinking technical specialists, working collaboratively with the energy and related sectors to provide quality implemented…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchAberdeen, United KingdomHQ recorded Sep 28, 202651-20037 contacts →

Exact match

“TRACS International Limited (TRACS) was founded in 1992 to provide training and consultancy services to the upstream energy industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchAberdeen, United KingdomHQ recorded Sep 28, 202651-20037 contacts →

Exact match

“GoreVega supports the global oil and gas industry by providing valuable technical expertise for operators and service companies at each stage of a well’s lifecycle, from drilling…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchAberdeen, United KingdomHQ recorded Sep 28, 2026201-50037 contacts →

Exact match

“We provide innovative engineering and technology-led solutions to meet the needs of our customers.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchChichester, United KingdomHQ recorded Sep 28, 202611-5035 contacts →

Exact match

“Flotech Performance Systems is a manufacturer and turnkey solutions provider to the Petrochemical, Process and Energy sectors.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchAberdeen, United KingdomHQ recorded Sep 28, 202611-5031 contacts →

Exact match

“NMC Energy is a dynamic and fast growing company at the forefront of the energy sector, building strong, collaborative partnerships with customers across the UK, Europe, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchLeatherhead, United KingdomHQ recorded Sep 28, 202611-5029 contacts →

Exact match

“Eigen | We are digital problem solvers in Oil and Gas - Eigen was formed in 2007 following the successful delivery of a series of complex integration projects for an oil major in…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchFarnham, United KingdomHQ recorded Sep 28, 202651-20029 contacts →

Exact match

“GaffneyCline provides integrated technical and commercial consulting and independent advice on oil, gas and carbon management.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchWoodgate Business Park, United KingdomHQ recorded Sep 28, 202611-5025 contacts →

Exact match

“Fuelsoft is a software vendor specialising in on premise and cloud based software solutions for the fuel distribution and fuel card industries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchEdinburgh, United KingdomHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“Fleet Oil Limited is a specialist Oilfield Chemistry Consultancy providing solutions to Oil Services companies and Production Operators globally.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchSedgefield, United KingdomHQ recorded Sep 28, 202611-5020 contacts →

Exact match

“Delivering market-leading software, IT infrastructure, and advice for businesses involved in the energy market.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchCranfield, United KingdomHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“Overview: Jemmac provide software design and development services for a range of industries including Oil & Petrochemicals, Refining, Fleet Telematics, Office Services and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchAberdeen, United KingdomHQ recorded Sep 28, 202651-20019 contacts →

Exact match

“ELIXIR Consultants provide market leading state-of-the art consultancy support to the oil and gas and Petrochemical industries across all lifecycle stages – from appraise through…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchDyce, United KingdomHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“HydroVolve offers an integrated range of pioneering technology products and services across the well lifecycle – all designed, engineered and manufactured inhouse by our dedicated…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 265 downstream petroleum IT services based in the United Kingdom

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Downstream petroleum IT services based in the United Kingdom at a glance

As of Sep 28, 2026
26.6%Verified-email coverage
13.6Average contacts per company
1-10Median size (employees)
22.3%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
144
11-50
78
51-200
24
201-500
9
501-1,000
4
1,001-5,000
1
5,001-10,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 265 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “downstream petroleum IT services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 960 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “downstream petroleum IT services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many downstream petroleum IT services are there based in the United Kingdom?

RevenueBase identified 265 company matches for downstream petroleum IT services associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

KBR Granherne tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most downstream petroleum IT services?

London leads with 59 company records, followed by Aberdeen (40) and Edinburgh (7).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 960 professional contacts with verified work emails tracked across these 265 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.