Company lists · Data refreshed September 2026

Top 25 Hydrogen boiler manufacturers worldwide

RevenueBase identified 669 company matches for hydrogen boiler manufacturers worldwide as of September 2026 and tracks 13,500 professional contacts across them, including 3,088 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for hydrogen boiler manufacturers 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 September 30, 2026. Country and city lists for hydrogen boiler manufacturers 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 Sep 30, 2026 How this list was built
669Companies
13,500Contacts tracked
3,088Verified emails
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The 25 largest hydrogen boiler manufacturers worldwide

Ranked by team size
Top 25 of 669 company matches for hydrogen boiler manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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 Sep 30, 20261,001-5,000850 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 · Sep 30, 2026 · View company records in RevenueBase
2Exact matchİstanbul, TürkiyeHQ recorded Sep 30, 2026501-1,000439 contacts →

Exact match

“1969 yılında faaliyetlerine başlayan ve 2013 yılı itibarıyla iklimlendirme sektöründe Avrupa’nın ilk üç şirketi arasında yer alan BDR Thermea Group bünyesine katılan Baymak…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3Exact matchSan Bonifacio, ItalyHQ recorded Sep 30, 20261,001-5,000418 contacts →

Exact match

“Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4Exact matchNerac, FranceHQ recorded Sep 30, 2026501-1,000388 contacts →

Exact match

“BABCOCK WANSON offers a complete range of products and services for industrial boiler house.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchApeldoorn, NetherlandsHQ recorded Sep 30, 2026201-500388 contacts →

Exact match

“Remeha, the comfort innovators Remeha ontwikkelt al sinds 1935 voortdurend innovatieve en energiezuinige producten voor warmte en warm water, zowel voor woningen als utiliteit.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchBraeside, AustraliaHQ recorded Sep 30, 2026201-500294 contacts →

Exact match

“Following Rinnai's international origins dating back more than 100 years, Rinnai Australia was established 50 years ago and since then has been providing Australians with the best…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchHull, United KingdomHQ recorded Sep 30, 2026501-1,000286 contacts →

Exact match

“The UK’s leading heating manufacturer, providing reliable, sustainable warmth through boilers, heat pumps and controls Rated Excellent on Trustpilot Award-winning Keeping Homes…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchMorlaix, FranceHQ recorded Sep 30, 2026501-1,000256 contacts →

Exact match

“Sermeta is the world leading manufacturer of stainless steel heat exchanger for gas condensing boilers.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchOxnard, United StatesHQ recorded Sep 30, 2026501-1,000242 contacts →

Exact match

“For over 70 years, Raypak has been the world's leading manufacturer of copper finned boilers and heaters.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchCoevorden, NetherlandsHQ recorded Sep 30, 2026201-500199 contacts →

Exact match

“Intergas: an introduction.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11Exact matchBassano Del Grappa, ItalyHQ recorded Sep 30, 2026501-1,000189 contacts →

Exact match

“Nata negli anni 1925 come produttore di prodotti smaltati, dagli anni 70 Baxi è entrata nel settore HVAC con apparecchi domestici per il riscaldamento e la climatizzazione.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchBelper, United KingdomHQ recorded Sep 30, 2026501-1,000179 contacts →

Exact match

“What does it take to deliver confidence at every stage of the heating journey?”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchRochester, NH, United StatesHQ recorded Sep 30, 2026201-500126 contacts →

Exact match

“Founded in 1948, LAARS serves a diverse base of customers located in many countries across the globe.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchSwindon, United KingdomHQ recorded Sep 30, 202651-200115 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 · Sep 30, 2026 · View company records in RevenueBase
15Exact matchBlauvelt, NY, United StatesHQ recorded Sep 30, 202651-200104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchFrazione Campagnola Di Zevio, ItalyHQ recorded Sep 30, 202651-200101 contacts →

Exact match

“ICI Powering Evolution develops advanced technologies and solutions for heat and energy generation, in collaboration with strategic partners.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchElsterheide, GermanyHQ recorded Sep 30, 2026201-500100 contacts →

Exact match

“Mit innovativer Technik zur Übergabe und Verteilung von Wärme auf der entscheidenden „letzten Meile“ vereinfacht und beschleunigt PEWO die Integration regenerativer Energiequellen.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18Exact matchBuenos Aires, ArgentinaHQ recorded Sep 30, 2026201-50097 contacts →

Exact match

“Desarrollamos termotanques, calderas y calefones más eficientes.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchKeighley, United KingdomHQ recorded Sep 30, 202651-20096 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchGhaziabad, IndiaHQ recorded Sep 30, 2026201-50096 contacts →

Exact match

“With over 25 years of experience, we are one of India’s most trusted names in industrial heating and energy solutions.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchNew Bedford, MA, United StatesHQ recorded Sep 30, 202651-20076 contacts →

Exact match

“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchBirk, DenmarkHQ recorded Sep 30, 202651-20076 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23Exact matchCoolidge, GA, United StatesHQ recorded Sep 30, 2026201-50073 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24Exact matchMississauga, ON, CanadaHQ recorded Sep 30, 2026201-50071 contacts →

Exact match

“SHIFT POWER ENERGIZE YOUR WORLD Hydrogenics, a Cummins company, is an industry leader in designing, manufacturing, building and installing industrial and commercial Hydrogen…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25Exact matchPontenure (pc), ItalyHQ recorded Sep 30, 202651-20066 contacts →

Exact match

“Italtherm was founded on principles of the competence and professionalism, with over 30 years of experience in the field of automatic and centralized heating systems.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 25 of 669 hydrogen boiler manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 3,088 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hydrogen boiler manufacturers worldwide at a glance

As of Sep 30, 2026
22.9%Verified-email coverage
20.2Average contacts per company
11-50Median size (employees)
1.0%Largest-city concentration · London
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
231
11-50
221
51-200
116
201-500
39
501-1,000
24
1,001-5,000
10
5,001-10,000
5
10001+
5

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 hydrogen boiler manufacturers are linked below.
What qualifies
Company records worldwide whose business descriptions match “hydrogen boiler manufacturers” 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 3,088 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 30, 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.

Hydrogen boiler manufacturers by location

6 lists · largest first

Every Hydrogen boiler manufacturers 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 “hydrogen boiler manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hydrogen boiler manufacturers are there worldwide?

RevenueBase identified 669 company matches for hydrogen boiler manufacturers worldwide 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?

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

Which country has the most hydrogen boiler manufacturers?

The United Kingdom leads with 137 companies, followed by the United States (42) and Italy (38). Every hydrogen boiler manufacturers list by country and city is linked on this page.

Which city has the most hydrogen boiler manufacturers?

London leads with 7 company records, followed by Istanbul (6) and Ahmedabad (5).

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 3,088 professional contacts with verified work emails tracked across these 669 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 30, 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.