Company lists · Data refreshed October 2026

Top 25 Biomass energy system integrators based in the United Kingdom

RevenueBase identified 126 company matches for biomass energy system integrators associated with the United Kingdom as of October 2026 and tracks 2,031 professional contacts across them, including 992 with verified work emails. London is the largest hub.

This list covers company matches for biomass energy system integrators 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 October 8, 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 8, 2026 How this list was built
126Companies
2,031Contacts tracked
992Verified emails
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The 25 largest biomass energy system integrators based in the United Kingdom

Ranked by team size
Top 25 of 126 company matches for biomass energy system integrators based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 8, 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 matchLiverpool, United KingdomHQ recorded Oct 8, 20261,001-5,0001,055 contacts →

Exact match

“Clarke Energy, a Rehlko company, specialises in energy efficient, low carbon and flexible energy systems.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
2Exact matchMaidenhead, United KingdomHQ recorded Oct 8, 2026201-500232 contacts →

Exact match

“BMSI is the UK’s largest & leading Independent systems integrator of Building Energy Management Systems (BEMS).”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
3Exact matchWakefield, United KingdomHQ recorded Oct 8, 202651-20076 contacts →

Exact match

“Green’s is one of Europe’s largest providers of boiler pressure part equipment.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
4Exact matchWinchester, United KingdomHQ recorded Oct 8, 202611-5053 contacts →

Exact match

“RJM International is an award-winning, engineering business that specialises in resolving complex combustion and emissions-related challenges for global power companies, biomass…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
5Exact matchRochdale, United KingdomHQ recorded Oct 8, 202651-20052 contacts →

Exact match

“Dunphy Combustion Ltd design, manufacture, install and maintain a range of combustion equipment, digital control solutions and turnkey prefabricated, packaged boiler houses.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
6Exact matchMelton Mowbray, United KingdomHQ recorded Oct 8, 202611-5033 contacts →

Exact match

“We know about Low carbon heat and power Award Winning Low Carbon system Design / Installation / Servicing If you have a need save energy cost or carbon, regardless of your…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
7Exact matchLincoln, United KingdomHQ recorded Oct 8, 202611-5026 contacts →

Exact match

“We are a Midlands based business, that recommends and installs the right equipment to improves your business's profitability and carbon usage.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
8Exact matchSpalding, United KingdomHQ recorded Oct 8, 202611-5024 contacts →

Exact match

“GlenFarrow UK Ltd are engineering specialists offering 50 years worth of experience in the field.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
9Exact matchTiverton, United KingdomHQ recorded Oct 8, 202611-5024 contacts →

Exact match

“BBSM Ltd is an independent biomass boiler service and maintenance company providing specialist services including re-commissioning, repairs, breakdown response, servicing and…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
10Exact matchTiverton, United KingdomHQ recorded Oct 8, 202611-5022 contacts →

Exact match

“Who are we?”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
11Exact matchAmmanford, United KingdomHQ recorded Oct 8, 202611-5021 contacts →

Exact match

“Thermal Earth is a leading UK distributor of renewable heating technologies incorporating wood biomass boilers, heat pumps and solar thermal systems based in South Wales.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
12Exact matchStone, United KingdomHQ recorded Oct 8, 202611-5020 contacts →

Exact match

“Talbott’s are industry leaders with over 45 years’ experience within the biomass and wood waste to energy market.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
13Exact matchBramley, United KingdomHQ recorded Oct 8, 202611-5018 contacts →

Exact match

“We are a successful biomass energy supply company with the expertise, experience and management systems to deliver highly competitive and long-term renewable heating solutions to…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
14Exact matchNottingham, United KingdomHQ recorded Oct 8, 202611-5017 contacts →

Exact match

“WATT ENERGY SAVER Specialist Energy Engineering PROVIDING COST EFFECTIVE ENERGY SOLUTIONS TO CONSTRUCTION, AGRICULTURAL, COMMERCIAL AND DOMESTIC CLIENTS ACROSS THE UK Watt Energy…”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
15Exact matchBirmingham, United KingdomHQ recorded Oct 8, 20261-1014 contacts →

Exact match

“Integrated energy from waste technology developer, and designer of low carbon renewable products.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
16Exact matchHatfield Peverel, United KingdomHQ recorded Oct 8, 202611-5011 contacts →

Exact match

“We are Innasol Group.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
17Exact matchSimonswood, United KingdomHQ recorded Oct 8, 20261-1011 contacts →

Exact match

“Here at Shaw Renewables Ltd.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
18Exact matchBristol, United KingdomHQ recorded Oct 8, 202611-5010 contacts →

Exact match

“Are you confronted with complicated biomass flows, production residues, or waste that are complex and difficult to process?”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
19Exact matchCaerphilly, United KingdomHQ recorded Oct 8, 202611-509 contacts →

Exact match

“Spire Renewables specialises in consulting, specifying, installing and commissioning high quality sustainable heating and energy systems.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
20Exact matchBerwick Upon Tweed, United KingdomHQ recorded Oct 8, 202611-509 contacts →

Exact match

“Biomass Boiler services LTD (BBS), maintain, commission, repair, and install Industrial wood waste, biomass, and biomass steam boilers.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
21Exact matchHereford, United KingdomHQ recorded Oct 8, 202611-509 contacts →

Exact match

“At Hargassner Biomass Heating Ltd we install, service and maintain both Gilles and Hargassner biomass boilers.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
22Exact matchColchester, United KingdomHQ recorded Oct 8, 202611-509 contacts →

Exact match

“Green Pulse Energy helps homeowners, tenants, businesses and organisations save money on energy every day.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
23Exact matchNorthamptonshire, United KingdomHQ recorded Oct 8, 202611-508 contacts →

Exact match

“Ranheat design, manufacture and install a complete range of industrial wood waste burners and boilers systems.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
24Exact matchChesham, United KingdomHQ recorded Oct 8, 20261-107 contacts →

Exact match

“Bio Global Industries Ltd (BGI ) is an energy company that delivers a highly flexible solution to green energy generation in the UK.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase
25Exact matchShoreham-by-sea, United KingdomHQ recorded Oct 8, 20261-107 contacts →

Exact match

“A Greener Alternative are specialists in Biomass heating, solar thermal, air source heat pumps, ground source heat pumps, oil heating and gas heating.”

Recorded in the RevenueBase company graph · Oct 8, 2026 · View company records in RevenueBase

Showing 25 of 126 biomass energy system integrators based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 992 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Biomass energy system integrators based in the United Kingdom at a glance

As of Oct 8, 2026
48.8%Verified-email coverage
16.1Average contacts per company
1-10Median size (employees)
4.8%Largest-city concentration · London
Oct 8, 2026Page data refreshed

Companies by employee count

1-10
72
11-50
43
51-200
7
201-500
2
1,001-5,000
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 126 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 “biomass energy system integrators” 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 992 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 8, 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 “biomass energy system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many biomass energy system integrators are there based in the United Kingdom?

RevenueBase identified 126 company matches for biomass energy system integrators associated with the 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?

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

Which city has the most biomass energy system integrators?

London leads with 6 company records, followed by Birmingham (2) and Bristol (2).

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 992 professional contacts with verified work emails tracked across these 126 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 8, 2026.

Ready to reach these companies? Verified emails and direct dials for all 126 biomass energy system integrators 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.