Company lists · Data refreshed September 2026

Top 25 Renewable energy gas producers based in the United Kingdom

Name: Renewable energy gas producers based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 142 companies tracked

RevenueBase identified 142 company matches for renewable energy gas producers associated with the United Kingdom as of September 2026 and tracks 6,138 professional contacts across them, including 2,546 with verified work emails. London is the largest hub.

This list covers company matches for renewable energy gas producers 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

142Companies

6,138Contacts tracked

2,546Verified emails

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The 25 largest renewable energy gas producers based in the United Kingdom

Ranked by team size

Top 25 of 142 company matches for renewable energy gas producers 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Drax Group	Exact match	Selby, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	1,461 contacts →
	Exact match “Drax is enabling a zero carbon, lower cost energy future Drax Group is a renewable and flexible generation energy company engaged in renewable power generation, the production of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Clarke Energy	Exact match	Liverpool, United KingdomHQ recorded Sep 17, 2026	1,001-5,000	1,049 contacts →
	Exact match “Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	PX Group	Exact match	Stockton On Tees, United KingdomHQ recorded Sep 17, 2026	501-1,000	617 contacts →
	Exact match “px Group is a fully integrated infrastructure solutions business which delivers net zero and stakeholder success through elite performance in the safety, availability, reliability…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Enfinium	Exact match	London, United KingdomHQ recorded Sep 17, 2026	201-500	235 contacts →
	Exact match “Every day enfinium transforms waste into energy to help power homes, businesses and the circular economy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Future Biogas	Exact match	Guildford, United KingdomHQ recorded Sep 17, 2026	51-200	142 contacts →
	Exact match “Established in 2010, Future Biogas is at the forefront of the anaerobic digestion industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Severn Trent Green Power	Exact match	Chipping Norton, United KingdomHQ recorded Sep 17, 2026	51-200	90 contacts →
	Exact match “We are a leading renewable energy company specialising in organic waste recycling and the largest producer of renewable energy from food waste in the UK.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Nexta Capital Partners	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	65 contacts →
	Exact match “Nexta Capital Partners is a holding company which originates, develops, finances builds and operates renewable infrastructure assets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	BIO Capital	Exact match	Buntingford, United KingdomHQ recorded Sep 17, 2026	51-200	63 contacts →
	Exact match “Bio Capital owns and operates Anaerobic Digestion plants in the UK with a growing and diverse portfolio.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Bennamann LTD	Exact match	St Mawgan, United KingdomHQ recorded Sep 17, 2026	51-200	55 contacts →
	Exact match “Bennamann is a UK-based methane solutions provider delivering advanced technologies that convert biogas into clean, renewable biomethane.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Bohr Limited	Exact match	Stone, United KingdomHQ recorded Sep 17, 2026	51-200	49 contacts →
	Exact match “We're focused on delivering products and solutions to the green energy industry with a strong focus on Hydrogen, Biomethane and Natural Gas.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Agrivert	Exact match	Witney, United KingdomHQ recorded Sep 17, 2026	n/a	42 contacts →
	Exact match “Agrivert is a specialist in renewable energy.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Wykes Engineering LTD	Exact match	Wymington, United KingdomHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “Wykes Engineering Ltd is at the forefront of the green energy revolution, manufacturing a range of products for renewable power generation.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Acorn Bioenergy	Exact match	London, United KingdomHQ recorded Sep 17, 2026	11-50	36 contacts →
	Exact match “Acorn Bioenergy is committed to decarbonising challenging sectors by unlocking the full potential of biomethane and green CO2 production in the UK.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	World Biogas Association	Exact match	London, United KingdomHQ recorded Sep 17, 2026	11-50	33 contacts →
	Exact match “The World Biogas Association is the global trade association for the biogas, landfill gas and anaerobic digestion (AD) sectors, dedicated to facilitating the adoption of biogas…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	GFD	Exact match	North Berwick, United KingdomHQ recorded Sep 17, 2026	1-10	29 contacts →
	Exact match “GFD undertake full life cycle Anaerobic Digestion projects to produce biomethane to power homes.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	KEW Technology	Exact match	Birmingham, United KingdomHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “KEW Technology is a UK based sustainable energy solutions company.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Ener-G Natural Power RE Branded To Ylem Energy Limited	Exact match	Salford, United KingdomHQ recorded Sep 17, 2026	51-200	23 contacts →
	Exact match “ENER-G Natural Power has rebranded as YLEM ENERGY LIMITED.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Carlton Power Limited	Exact match	Stokesley, United KingdomHQ recorded Sep 17, 2026	11-50	21 contacts →
	Exact match “Carlton Power Group is an independent, UK energy development company formed in 1995, with offices in Stokesley, North Yorkshire and Edinburgh.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Cycle0	Exact match	London, United KingdomHQ recorded Sep 17, 2026	51-200	19 contacts →
	Exact match “Cycle0 is a pan-European leader in biomethane; building, owning, and operating plants.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	GMT	Exact match	Peterborough, United KingdomHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “GMT is building a UK and global biomethane platform, backed by SWEN CP.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Noventum Power	Exact match	London, United KingdomHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “Noventum Power is a renewable energy IPP company with fully integrated development capabilities, with its head office in London.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	N-Gen	Exact match	Leeds, United KingdomHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “At N-Gen, we’re helping our customers to lead the race towards decarbonisation with low carbon hydrogen.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Apsley Farms	Exact match	Andover, United KingdomHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “Apsley Farms is a family-run farm based in Hampshire utilising the latest technologies to produce low carbon products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Standard GAS Technologies LTD	Exact match	London, United KingdomHQ recorded Sep 17, 2026	11-50	15 contacts →
	Exact match “We capture carbon and renewable energy from waste using a low-cost sustainable alternative.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Bioconstruct Newenergy LTD	Exact match	Preston Farm Industrial Estate, United KingdomHQ recorded Sep 17, 2026	51-200	15 contacts →
	Exact match “BioConstruct NewEnergy Ltd are a market leading Biogas plant operator and service partner who operate within the UKs Anaerobic Digestion market” Recorded in the RevenueBase company graph · Sep 17, 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 “renewable energy gas producers”. 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 142 renewable energy gas producers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,546 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Renewable energy gas producers based in the United Kingdom at a glance

As of Sep 17, 2026

41.5%Verified-email coverage

43.2Average contacts per company

11-50Median size (employees)

20.4%Largest-city concentration · London

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

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 142 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 gas producers” 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 2,546 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 gas producers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many renewable energy gas producers are there based in the United Kingdom?

RevenueBase identified 142 company matches for renewable energy gas producers 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?

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

Which city has the most renewable energy gas producers?

London leads with 29 company records, followed by Bristol (3) and Buntingford (3).

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 2,546 professional contacts with verified work emails tracked across these 142 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.

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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.