Company lists · Data refreshed October 2026

Top 25 Energy project development consultants based in London, United Kingdom

Name: Energy project development consultants based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 12, 2026 233 companies tracked

RevenueBase identified 233 company matches for energy project development consultants associated with London, United Kingdom as of October 2026 and tracks 5,070 professional contacts across them, including 1,800 with verified work emails. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for energy project development consultants associated with London, 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 October 12, 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 Oct 12, 2026 How this list was built

233Companies

5,070Contacts tracked

1,800Verified emails

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The 25 largest energy project development consultants based in London, United Kingdom

Ranked by team size

Top 25 of 233 company matches for energy project development consultants based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Faithful Gould	Exact match	London, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	1,165 contacts →
	Exact match “Faithful+Gould is now AtkinsRéalis.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2	Penspen	Exact match	London, United KingdomHQ recorded Oct 12, 2026	1,001-5,000	1,056 contacts →
	Exact match “Penspen designs, maintains, and optimises energy infrastructure to improve access to secure and sustainable energy for communities worldwide.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3	Atelier TEN	Exact match	London, United KingdomHQ recorded Oct 12, 2026	51-200	311 contacts →
	Exact match “As environmental design consultants, building services engineers and lighting designers, we are committed to high performance and sustainable design within the built environment.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
4	Intec Energy Solutions	Exact match	London, United KingdomHQ recorded Oct 12, 2026	501-1,000	276 contacts →
	Exact match “INTEC Energy Solutions delivers best-in-class services in Engineering, Procurement, Construction (EPC), Battery Energy Storage Systems (BESS), Manufacturing, Project Development…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5	OWC	Exact match	London, United KingdomHQ recorded Oct 12, 2026	51-200	187 contacts →
	Exact match “The Renewable Energy Consultants.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6	Wood Thilsted	Exact match	London, United KingdomHQ recorded Oct 12, 2026	51-200	166 contacts →
	Exact match “Wood Thilsted is a world-leading renewable energy engineering consultancy experienced and specialised in offshore wind.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
7	Sunel Group	Exact match	London, United KingdomHQ recorded Oct 12, 2026	201-500	113 contacts →
	Exact match “SUNEL GROUP is a globally recognized EPC Contractor and Developer for Solar projects.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
8	ADD Energy	Exact match	London, United KingdomHQ recorded Oct 12, 2026	201-500	111 contacts →
	Exact match “Add Energy's divisions have split and merged into two separate ABL Group companies.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
9	IO Consulting	Exact match	London, United KingdomHQ recorded Oct 12, 2026	51-200	96 contacts →
	Exact match “io is a project architect and systems integrator dedicated to empowering the energy transition through innovative and independent consulting services across all Front-End Loading…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10	OPC	Exact match	London, United KingdomHQ recorded Oct 12, 2026	51-200	55 contacts →
	Exact match “OPC is a leading global energy consultancy specialising in providing clients with top-tier expertise and innovative solutions across the upstream E&P, Gas and CO2 storage domains…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11	Engage Consulting	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	51 contacts →
	Exact match “Energy Industry Experts We are subject matter experts in the energy sector.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12	AVA Energy	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	47 contacts →
	Exact match “AVA Energy – Powering Energy Talent.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
13	GAS Strategies	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	46 contacts →
	Exact match “In a world where speed is a competitive advantage, Gas Strategies accelerates your route to readiness.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14	Amberside Advisors	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	43 contacts →
	Exact match “Amberside Advisors is an independent consultancy providing financial and commercial advice to low carbon energy, infrastructure and public sector projects.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15	Etasca	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	32 contacts →
	Exact match “The energy transition is gaining momentum but needs to accelerate to meet the challenges posed by the climate emergency.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16	Gemec Limited	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	30 contacts →
	Exact match “GEMEC’s main activity and expertise is the Engineering, Procurement and Construction of Renewable energy projects.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17	M.P.E. Power System Consultants	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	28 contacts →
	Exact match “M.P.E.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
18	Saud Consultant Limited	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	28 contacts →
	Exact match “SAUD CONSULTANT LIMITED is a construction company based out of 153 Green Lanes, London, United Kingdom.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19	Evolution Infrastructure	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	24 contacts →
	Exact match “We are a specialist financial consultancy consisting of over 20 professional staff based in London, UK.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20	E&p Consulting	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	21 contacts →
	Exact match “Working across the full energy portfolio, we deliver solutions and capabilities in project management, project assurance, agile product teams, digital expertise, data…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21	UK Power Engineers LTD Ukpe	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	17 contacts →
	Exact match “UK Power Engineers (UKPE) is a professional services firm established in 2013, specializing in turnkey design, engineering, and consultancy solutions for the UK and international…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22	GTL International L.L.C	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	16 contacts →
	Exact match “GTL delivers focused engineering, technical advisory, and project execution services for investors, EPC contractors, and asset owners operating in complex, capital-intensive…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23	Greenenco LTD	Exact match	London, United KingdomHQ recorded Oct 12, 2026	11-50	14 contacts →
	Exact match “GreenEnco is a Technical Advisor and engineering solution provider to solar and energy storage projects.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
24	Telosnrg	Exact match	London, United KingdomHQ recorded Oct 12, 2026	1-10	13 contacts →
	Exact match “Welcome to Telos, partnering with a broad range of global clients, and their advisers, throughout the oil and gas, renewables, and alternative energy industry.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25	Future Energy Partners	Exact match	London, United KingdomHQ recorded Oct 12, 2026	1-10	13 contacts →
	Exact match “ENERGY TRANSITION We provide clean energy options and practical solutions for our clients, and pride ourselves in being a consultancy that is dedicated to delivering today’s…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “energy project development consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 233 energy project development consultants based in London, United Kingdom

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Energy project development consultants based in London, United Kingdom at a glance

As of Oct 12, 2026

35.5%Verified-email coverage

21.8Average contacts per company

1-10Median size (employees)

Oct 12, 2026Page data refreshed

Companies by employee count

1-10

156

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 233 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 London, United Kingdom whose business descriptions match “energy project development consultants” 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 1,800 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 October 12, 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.

Energy project development consultants by metro in the United Kingdom

Energy project development consultants in Aberdeen37

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 “energy project development consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy project development consultants are there based in London, United Kingdom?

RevenueBase identified 233 company matches for energy project development consultants associated with London, United Kingdom as of October 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?

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

Which city in the United Kingdom has the most energy project development consultants?

London leads the United Kingdom with 233 company records, followed by Aberdeen (37) and Edinburgh (22).

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 1,800 professional contacts with verified work emails tracked across these 233 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 October 12, 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.