Company lists · Data refreshed September 2026

Top 25 Oil and gas platform designers based in the United Kingdom

RevenueBase identified 256 oil and gas platform designers headquartered in the United Kingdom as of September 2026 and tracks 6,959 professional contacts across them, including 2,062 with verified work emails. Aberdeen is the largest hub.

This list covers oil and gas platform designers headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
256Companies
6,959Contacts tracked
2,062Verified emails
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The 25 largest oil and gas platform designers based in the United Kingdom

Ranked by team size
Top 25 of 256 oil and gas platform designers based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to oil and gas platform designers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceUsa, United KingdomHQ checked Sep 29, 2026501-1,000665 contacts →

Strong evidence

“Delta Corporation specializes in the design and manufacture of API-compliant wellhead equipment and pressure control systems for both onshore and offshore oil and gas operations.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 2026501-1,000653 contacts →

Indirect evidence

“PD & MS Group has full multi-discipline in-house EPCC capability and is recognised as a provider of safe, effective, and cost efficient design and engineering services to onshore…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceLeatherhead, United KingdomHQ checked Sep 29, 2026501-1,000648 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
4Strong evidenceWoking, United KingdomHQ checked Sep 29, 2026201-500286 contacts →

Strong evidence

“2H Offshore delivers leading-edge advanced systems engineering for all types of offshore structures in the oil and gas and renewable energy sectors.”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceGreat Yarmouth, United KingdomHQ checked Sep 29, 2026201-500279 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
6Strong evidencePembrokeshire, United KingdomHQ checked Sep 29, 2026501-1,000266 contacts →

Strong evidence

“Ledwood is an independent engineering, fabrication and construction company specialising in the delivery of complex projects across the oil, gas, process and energy industries.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceNorwich, United KingdomHQ checked Sep 29, 20261,001-5,000192 contacts →

Indirect evidence

“Acteon delivers data-driven, engineering-led solutions across the lifecycle of offshore energy infrastructure.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceMiddlesbrough, United KingdomHQ checked Sep 29, 2026201-500188 contacts →

Indirect evidence

“Wilton Engineering is a multi-disciplined Engineering Services provider based on a 113 acre site by the River Tees in Middlesbrough, North-East England.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceNorthumberland, United KingdomHQ checked Sep 29, 2026201-500171 contacts →

Indirect evidence

“Osbit’s vision is to unlock a clean energy future by creating smarter technology.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceNorwich, United KingdomHQ checked Sep 29, 202651-200167 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceThornaby-on-tees, United KingdomHQ checked Sep 29, 2026201-500163 contacts →

Indirect evidence

“Eastgate Engineering is an Electrical and Instrumentation contractor that delivers complex, high-risk infrastructure projects with cost certainty, without compromising safety or…”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 202651-200148 contacts →

Indirect evidence

“MDL - We Build Innovation.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200138 contacts →

Indirect evidence

“The Engineering Consultants.”

Source: RevenueBase Database · checked Sep 29, 2026
14Strong evidencePortlethen, United KingdomHQ checked Sep 29, 202651-200134 contacts →

Strong evidence

“Interocean provide a comprehensive range of services to the offshore oil and gas, marine, and renewable sectors.”

Source: RevenueBase Database · checked Sep 29, 2026
15Strong evidenceGreat Yarmouth, United KingdomHQ checked Sep 29, 202651-200111 contacts →

Strong evidence

“Derrick Service UK Ltd (DSL) is a diversified oil & gas construction company which provides a broad range of products and services to the market from our Worldwide locations.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-200106 contacts →

Indirect evidence

“CTS Offshore & Marine Ltd is an independent provider of engineering services tailored for energy and material markets.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 202611-5099 contacts →

Indirect evidence

“Innovative Engineering Excellence for the energy sector through our engineering design & field development divisions.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 2026201-50089 contacts →

Indirect evidence

“Elemental Energies is a global engineering and project management business with a track record spanning more than 35 years.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceNewtownabbey, United KingdomHQ checked Sep 29, 2026201-50081 contacts →

Indirect evidence

“Copius Group is a premier provider of construction and engineering services, delivering comprehensive solutions for offshore and onshore projects across the globe.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceGreat Yarmouth, United KingdomHQ checked Sep 29, 202651-20081 contacts →

Indirect evidence

“Armultra Ltd is a privately owned business and has been providing engineering solutions from its facility in Great Yarmouth since 1985.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidencePlymouth, United KingdomHQ checked Sep 29, 202651-20081 contacts →

Indirect evidence

“Established over 30 years ago, Relay was incorporated in 1989 as Relay South-West, later changing its name to Relay Engineering in January 2007.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 202651-20072 contacts →

Indirect evidence

“Project Development International Limited (PDi) is a highly skilled and experienced consultancy providing project management and discipline engineering solutions to the global…”

Source: RevenueBase Database · checked Sep 29, 2026
23Strong evidenceAberdeen, United KingdomHQ checked Sep 29, 20261,001-5,00070 contacts →

Strong evidence

“RDS is an engineering specialist working for oil and gas companies and major topsides and drilling contractors.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceLowestoft, United KingdomHQ checked Sep 29, 202651-20054 contacts →

Indirect evidence

“AFS Ltd is an independently owned manufacturing company.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceAberdeen, United KingdomHQ checked Sep 29, 202611-5054 contacts →

Indirect evidence

“GMC Limited is an engineering, products, and services company specialising in the connection of tubular structures for offshore and subsea applications.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 256 oil and gas platform designers based in the United Kingdom

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Oil and gas platform designers based in the United Kingdom at a glance

As of Sep 29, 2026
29.6%Verified-email coverage
27.2Average contacts per company
1-10Median size (employees)
22.3%Largest-city concentration · Aberdeen
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
140
11-50
62
51-200
29
201-500
13
501-1,000
8
1,001-5,000
3

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 256 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among oil and gas platform designers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Kingdom whose own description of what they do matches “oil and gas platform designers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names oil and gas platform designers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among oil and gas platform designers, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,062 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names oil and gas platform designers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many oil and gas platform designers are there based in the United Kingdom?

RevenueBase identified 256 oil and gas platform designers headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Delta Corporation, headquartered in United Kingdom, tops this list with the largest team on record.

Which city has the most oil and gas platform designers?

Aberdeen leads with 57 headquartered companies, followed by London (25) and Newcastle Upon Tyne (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,062 verified decision-maker contacts tracked across these 256 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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.