Company lists · Data refreshed September 2026

Top 25 Pipeline engineering consulting firms based in London, United Kingdom

RevenueBase identified 125 pipeline engineering consulting firms headquartered in London, United Kingdom as of September 2026 and tracks 7,251 professional contacts across them, including 2,627 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers pipeline engineering consulting firms headquartered in London, 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
125Companies
7,251Contacts tracked
2,627Verified emails
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The 25 largest pipeline engineering consulting firms based in London, United Kingdom

Ranked by team size
Top 25 of 125 pipeline engineering consulting firms based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to pipeline engineering consulting firms: 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
1Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,0003,095 contacts →

Partial evidence

“Murphy is a leading international, multi-disciplined engineering and construction company founded in 1951 that improves life by delivering world-class infrastructure.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,0001,194 contacts →

Indirect evidence

“Faithful+Gould is now AtkinsRéalis.”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,0001,007 contacts →

Indirect evidence

“Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.”

Source: RevenueBase Database · checked Sep 29, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,000583 contacts →

Partial evidence

“Aureos is a multi-disciplinary energy, transport networks specialist and engineering services provider, spanning the design, engineering, installation, maintenance, and crisis…”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200138 contacts →

Partial evidence

“The Engineering Consultants.”

Source: RevenueBase Database · checked Sep 29, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026201-500114 contacts →

Partial evidence

“SRC Infrastructure has been providing project management and engineering advisory, consultancy and managed service solutions to UK infrastructure clients for 20 years.”

Source: RevenueBase Database · checked Sep 29, 2026
7Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-200106 contacts →

Partial 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
8Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026501-1,00064 contacts →

Partial evidence

“Berkeley Engineering is an engineering and management consultancy with a head office in Mayfair, London.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5062 contacts →

Partial evidence

“Chosen to deliver, trusted to care - for 30 years we’ve worked with clients across a diverse range of sectors to deliver safe and sustainable engineering solutions that prioritise…”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5048 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5041 contacts →

Partial evidence

“A dynamic international engineering consultancy company providing project management, technical assistance, capacity-building and design services for the development of…”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-20038 contacts →

Partial evidence

“Enerfac Solutions is a global leader in Engineering, Procurement, Construction, and Commissioning (EPCC), delivering innovative, reliable, and technologically advanced services…”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceLondon, United KingdomHQ checked Sep 29, 2026501-1,00028 contacts →

Indirect evidence

“PetroGas” Company was founded in 1998.”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5011 contacts →

Partial evidence

“Engineering for industrial piping systems, energetic and pressure systems and steel structures.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,00011 contacts →

Partial evidence

“Kantor Energy offers sustainable engineering services to clients across all sectors.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 29, 2026201-50010 contacts →

Partial evidence

“In 2019, Hurley Palmer Flatt Group, the UK’s leading independent multidisciplinary engineering consultancy, joined global design firm HDR.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202611-5010 contacts →

Indirect evidence

“Utility Infrastructure Planning, Utility Project Management, Utility Design & Utility & Energy Procurement Specialists”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261-109 contacts →

Indirect evidence

“At the forefront of innovation, R2M Site Services, inspect sites, diagnose the most efficient and cost-effective solutions, design bespoke products, and provide proficient and…”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261-108 contacts →

Partial evidence

“Flexible Pipe Supplies is a global provider of RTP and flexible composite pipeline systems for onshore, offshore, and deepwater applications.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-506 contacts →

Partial evidence

“Epeus provides niche consulting services to the Energy Industry.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceLondon, United KingdomHQ checked Sep 29, 202651-2006 contacts →

Partial evidence

“On 6th December 2021, Collaborative Project Management Services (CPMS) was acquired by French construction engineering and mobility services group, Egis, and changed its name to…”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261-105 contacts →

Partial evidence

“Phase Design & Engineering Ltd was formed with the intention of producing credible and buildable E&P designs.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261-104 contacts →

Indirect evidence

“Mechanical, Electrical, Public Health, Sustainability Design Consultants”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261-103 contacts →

Partial evidence

“OTB CONCRETE LIMITED is a civil engineering company based out in London, UK”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-503 contacts →

Partial evidence

“Our team of experienced draughtsmen, engineers and project & construction managers provide innovative solutions to a range of engineering and construction projects by drawing on…”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 125 pipeline engineering consulting firms based in London, United Kingdom

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Pipeline engineering consulting firms based in London, United Kingdom at a glance

As of Sep 29, 2026
36.2%Verified-email coverage
58.0Average contacts per company
1-10Median size (employees)
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
67
11-50
35
51-200
10
201-500
2
501-1,000
4
1,001-5,000
6

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 125 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 pipeline engineering consulting firms, 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 London, United Kingdom whose own description of what they do matches “pipeline engineering consulting firms”. 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 pipeline engineering consulting firms), 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 pipeline engineering consulting firms, and records with no verified work email. Companies headquartered outside London 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, 2,627 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.

Pipeline engineering consulting firms by metro in the United Kingdom

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 pipeline engineering consulting firms, 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 pipeline engineering consulting firms are there based in London, United Kingdom?

RevenueBase identified 125 pipeline engineering consulting firms headquartered in London, 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?

Murphy, headquartered in London, tops this list with the largest team on record.

Which city in the United Kingdom has the most pipeline engineering consulting firms?

London leads the United Kingdom with 125 headquartered companies, followed by Aberdeen (58) and Manchester (17).

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 2,627 verified decision-maker contacts tracked across these 125 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.