Company lists · Data refreshed November 2026

Top 25 Commercial biomass heating installers worldwide

RevenueBase identified 3,131 company matches for commercial biomass heating installers worldwide as of November 2026 and tracks 19,288 professional contacts across them, including 4,070 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for commercial biomass heating installers worldwide, 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 November 6, 2026. Country and city lists for commercial biomass heating installers follow the table.

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 Nov 6, 2026 How this list was built
3,131Companies
19,288Contacts tracked
4,070Verified emails
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The 25 largest commercial biomass heating installers worldwide

Ranked by team size
Top 25 of 3,131 company matches for commercial biomass heating installers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchWarwick, United KingdomHQ recorded Nov 6, 20261,001-5,000865 contacts →

Exact match

“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMalatya, TürkiyeHQ recorded Nov 6, 2026501-1,000242 contacts →

Exact match

“Mimsan Grup; Yakma ve Enerji Sistemleri Üreten 41 Yıllık Bir Deneyime Sahip Endüstri Firmasıdır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchZwanenburg, NetherlandsHQ recorded Nov 6, 2026201-500199 contacts →

Exact match

“Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSittingbourne, United KingdomHQ recorded Nov 6, 2026201-500153 contacts →

Exact match

“As an established heating company based in Kent, Swale Heating are proud to offer expert guidance in choosing the best heating and boiler systems & products available today.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnited KingdomHQ recorded Nov 6, 202610001+153 contacts →

Exact match

“Founded 1874 in Germany and still family owned Vaillant employ over To which we develop and manufacture our products at 16 sites in 8 Countries, and sell our products to over 80…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNantes, FranceHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Leroux & Lotz Technologies, a recognised expert in industrial boilers and combustion systems, offers tailor-made solutions for all types of biomass, cogeneration and incineration…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchFontanafredda, ItalyHQ recorded Nov 6, 2026501-1,000125 contacts →

Exact match

“MCZ Group is an Italian company, owned by the Zanette's family and acknowledged as one of the leading European players in the field of biomass heating.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAalborg, DenmarkHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“Welcome to a Greener World - 24/7 Aalborg Energie Technik a/s (AET) is a leading, independent engineering and contracting company supplying biomass-fired and residue-fired boiler…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchVilleurbanne, FranceHQ recorded Nov 6, 2026201-500124 contacts →

Exact match

“E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSwindon, United KingdomHQ recorded Nov 6, 202651-200123 contacts →

Exact match

“We are a leading supplier of sustainable heating systems, including HVO boilers, air source heat pumps, solar thermal, hot water storage cylinders, aluminium radiators and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSt. Margarethen/raab, AustriaHQ recorded Nov 6, 2026201-500122 contacts →

Exact match

“KWB stands for Kraft (power) and Wärme (heat) from Biomasse (biomass) and is synonymous with cutting-edge biomass heating systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchAthlone, IrelandHQ recorded Nov 6, 2026201-500122 contacts →

Exact match

“Heat Merchants Group trading as Heat Merchants, Bathroom Merchants, and Tubs & Tiles, is part of Wolseley group since 2022.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBlauvelt, NY, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchKeighley, United KingdomHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Your industrial boiler is at the heart of your operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSlavonski Brod, CroatiaHQ recorded Nov 6, 2026501-1,00097 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCharlotte, NC, United StatesHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“Founded in 1977, C&C Boiler Sales & Service, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBelazaima Do Chão, PortugalHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“A visão da Solzaima foi sempre a energia limpa, renovável e mais económica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBirk, DenmarkHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“This company profile promotes : Danstoker A/S & Danstoker Poland Sp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAadorf, SwitzerlandHQ recorded Nov 6, 202651-20076 contacts →

Exact match

“Seit 1989 begeistern wir unsere Kunden mit massgeschneiderten Lösungen und unvergleichlichen Dienstleistungen im Bereich der erneuerbaren Energien.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLavilledieu, FranceHQ recorded Nov 6, 202651-20074 contacts →

Exact match

“Convinced of the need to rethink our heating systems towards a more resilient model, HARGASSNER France has been militating for the development of renewable energies and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSubang Jaya, MalaysiaHQ recorded Nov 6, 2026201-50074 contacts →

Exact match

“Boilermech started off as a boiler design and manufacturing company in September 2005, specializing in biomass boiler for the palm oil industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchAytre, FranceHQ recorded Nov 6, 202611-5071 contacts →

Exact match

“Dal Eco est le chauffagiste spécialisé dans la fourniture et la pose de pompes à chaleur, panneaux solaires, ballons thermodynamiques, VMC double flux sur l'Ouest de la France.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHoniton, United KingdomHQ recorded Nov 6, 202651-20070 contacts →

Exact match

“As the UK's largest supplier of warm water underfloor heating and integrated renewables, Nu‑Heat delivers fully designed, energy efficient systems to installers, housebuilders…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchBeckenham, United KingdomHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“We’re a leading nationwide property services company established in 2013.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchVarginha, BrazilHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Somos especialistas em geração de vapor de alta performance Combustão em Biomassa, Gás e Óleo Automação e Assistência 24/7 Comercial e Engenharia: comercial@steammaster.com.br…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 3,131 commercial biomass heating installers worldwide

See the full list, filter by size, metro and specialty, and access 4,070 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial biomass heating installers worldwide at a glance

As of Nov 6, 2026
21.1%Verified-email coverage
6.2Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,753
11-50
865
51-200
210
201-500
33
501-1,000
18
1,001-5,000
8
5,001-10,000
1
10001+
4

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for commercial biomass heating installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “commercial biomass heating installers” 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. 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 4,070 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 November 6, 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.

Commercial biomass heating installers by location

15 lists · largest first

Every Commercial biomass heating installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “commercial biomass heating installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commercial biomass heating installers are there worldwide?

RevenueBase identified 3,131 company matches for commercial biomass heating installers worldwide as of November 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?

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

Which country has the most commercial biomass heating installers?

The United Kingdom leads with 842 companies, followed by France (420) and Germany (204). Every commercial biomass heating installers list by country and city is linked on this page.

Which city has the most commercial biomass heating installers?

London leads with 32 company records, followed by Glasgow (16) and Madrid (14).

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 4,070 professional contacts with verified work emails tracked across these 3,131 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 November 6, 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.