Company lists · Data refreshed September 2026

Top 25 Renewable energy infrastructure contractors based in the United Kingdom

RevenueBase identified 1,155 company matches for renewable energy infrastructure contractors associated with the United Kingdom as of September 2026 and tracks 19,885 professional contacts across them, including 7,668 with verified work emails. London is the largest hub.

This list covers company matches for renewable energy infrastructure contractors 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 17, 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 17, 2026 How this list was built
1,155Companies
19,885Contacts tracked
7,668Verified emails
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The 25 largest renewable energy infrastructure contractors based in the United Kingdom

Ranked by team size
Top 25 of 1,155 company matches for renewable energy infrastructure contractors based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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 matchKings Langley, United KingdomHQ recorded Sep 17, 20261,001-5,0003,721 contacts →

Exact match

“RES is the world’s largest independent renewable energy company, working across 24 countries and active in wind, solar, energy storage, green hydrogen, transmission, and…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 17, 20261,001-5,0001,114 contacts →

Exact match

“Lightsource bp is working to support a future powered by renewable, affordable and reliable energy that benefits our partners, people and planet.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 17, 2026501-1,000563 contacts →

Exact match

“Sonnedix is a global renewable energy company delivering 100% clean electricity directly to customers through a diversified portfolio of solar, wind, and storage assets.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchCastle Douglas, United KingdomHQ recorded Sep 17, 2026501-1,000500 contacts →

Exact match

“Natural Power is a leading independent consultancy and service provider for the renewable energy sector.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 17, 2026501-1,000406 contacts →

Exact match

“Cubico Sustainable Investments is one of the world’s largest privately-owned renewable energy companies, leveraging our strong local presence with a unique combination of in-house…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchStevenage, United KingdomHQ recorded Sep 17, 20261,001-5,000396 contacts →

Exact match

“Morrison Energy Services work with national energy networks to repair, renew, refurbish and maintain the country’s gas and electric infrastructure, with a key focus on…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchBirmingham, United KingdomHQ recorded Sep 17, 20261,001-5,000384 contacts →

Exact match

“Enerveo is a multi-disciplinary contracting business, with the skills and expertise to deliver complex projects in complex environments across a number of different service lines.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchGloucester, United KingdomHQ recorded Sep 17, 2026501-1,000331 contacts →

Exact match

“With over 850 staff, we are one of the UK’s leading electrical contractors and solar PV installers.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchSheffield, United KingdomHQ recorded Sep 17, 2026501-1,000255 contacts →

Exact match

“Established in 1989, Gripple is a leading manufacturer of innovative solutions for Construction, Agriculture, Utility Scale Solar, Rail and Civil Construction; engineering…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 17, 2026501-1,000242 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 · Sep 17, 2026 · View company records in RevenueBase
11Exact matchStonehouse, United KingdomHQ recorded Sep 17, 2026501-1,000236 contacts →

Exact match

“UKPS now operating as Last Mile across Great Britain We’re excited to announce that from 16th March 2026, UKPS is formally adopting the Last Mile name.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchExeter, United KingdomHQ recorded Sep 17, 202651-200231 contacts →

Exact match

“Ethical Power Group launched in the UK in 2010.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 17, 202651-200185 contacts →

Exact match

“The Renewable Energy Consultants.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 17, 202651-200175 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 · Sep 17, 2026 · View company records in RevenueBase
15Exact matchThornaby-on-tees, United KingdomHQ recorded Sep 17, 2026201-500163 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchBasingstoke, United KingdomHQ recorded Sep 17, 2026201-500162 contacts →

Exact match

“Wingate Electrical Plc are the leading provider of Temporary Site Construction Services throughout the UK and within mainland Europe operating from offices in Basingstoke…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchShepton Mallet, United KingdomHQ recorded Sep 17, 202651-200148 contacts →

Exact match

“Clean energy, powered with purpose.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchRochdale, United KingdomHQ recorded Sep 17, 2026501-1,000141 contacts →

Exact match

“P.N.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchBristol, United KingdomHQ recorded Sep 17, 202651-200126 contacts →

Exact match

“Powered by People.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchBurton On Trent, United KingdomHQ recorded Sep 17, 2026201-500122 contacts →

Exact match

“Project Solar UK Ltd are a well-established Renewable Energy company.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchMiddlesbrough, United KingdomHQ recorded Sep 17, 202651-200119 contacts →

Exact match

“RTS Wind Limited specialise in the provision of services to the onshore and offshore renewable energy sector.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchLondon, United KingdomHQ recorded Sep 17, 2026501-1,000117 contacts →

Exact match

“EDF Renewables is part of one of the world’s leading renewable energy companies in the UK.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Sep 17, 2026201-500113 contacts →

Exact match

“SUNEL GROUP is a globally recognized EPC Contractor and Developer for Solar projects.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchEnfield, United KingdomHQ recorded Sep 17, 2026201-500112 contacts →

Exact match

“As renewable energy technology experts, we have the knowledge and skills to help commercial clients switch to a greener, lower cost and more independent energy source.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchStokesley, United KingdomHQ recorded Sep 17, 202651-200110 contacts →

Exact match

“We furnish all-round solutions, including engineering, procurement, and construction in the full value chain of offshore wind and adjacent marine construction activities.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 25 of 1,155 renewable energy infrastructure contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 7,668 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy infrastructure contractors based in the United Kingdom at a glance

As of Sep 17, 2026
38.6%Verified-email coverage
17.2Average contacts per company
11-50Median size (employees)
13.2%Largest-city concentration · London
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
570
11-50
422
51-200
115
201-500
21
501-1,000
9
1,001-5,000
9
5,001-10,000
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 1,155 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 “renewable energy infrastructure contractors” 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 7,668 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 17, 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 “renewable energy infrastructure contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy infrastructure contractors are there based in the United Kingdom?

RevenueBase identified 1,155 company matches for renewable energy infrastructure contractors 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?

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

Which city has the most renewable energy infrastructure contractors?

London leads with 152 company records, followed by Glasgow (23) and Bristol (19).

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 7,668 professional contacts with verified work emails tracked across these 1,155 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 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 1,155 renewable energy infrastructure contractors based in the United Kingdom. Start with a free account, no credit card.

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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.