Company lists · Data refreshed September 2026

Top 25 Industrial steam generation companies based in the United Kingdom

Name: Industrial steam generation companies 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 69 companies tracked

RevenueBase identified 69 company matches for industrial steam generation companies associated with the United Kingdom as of September 2026 and tracks 4,111 professional contacts across them, including 582 with verified work emails. Wakefield is the largest hub.

This list covers company matches for industrial steam generation companies 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

69Companies

4,111Contacts tracked

582Verified emails

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The 25 largest industrial steam generation companies based in the United Kingdom

Ranked by team size

Top 25 of 69 company matches for industrial steam generation companies 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	Spirax Sarco	Exact match	Cheltenham, United KingdomHQ recorded Sep 17, 2026	5,001-10,000	1,669 contacts →
	Exact match “Expertise \| Solutions \| Sustainability A FTSE-100 company, Spirax Sarco is the world's leading provider of steam system solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Unitbirwelco	Exact match	Elba Crescent, United KingdomHQ recorded Sep 17, 2026	201-500	117 contacts →
	Exact match “As a leading expert in thermal equipment, UnitBirwelco is dedicated to delivering excellence in design, project management, manufacturing, fabrication, construction, and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Cochran	Exact match	Annan, United KingdomHQ recorded Sep 17, 2026	201-500	110 contacts →
	Exact match “Cochran has been embedded within industrial boiler manufacturing since 1878.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Byworth Boilers Limited	Exact match	Keighley, United KingdomHQ recorded Sep 17, 2026	51-200	96 contacts →
	Exact match “Your industrial boiler is at the heart of your operations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	JBC	Exact match	Normanton, United KingdomHQ recorded Sep 17, 2026	51-200	86 contacts →
	Exact match “JBC Industrial Services is the leading name in Industrial Boiler and Burner service, maintenance, and repair.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Boustead International Heaters	Exact match	Burgess Hill, United KingdomHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “Boustead International Heaters is a leading global specialist in designing, engineering and supplying direct-fired process heater systems, waste heat recovery units and once…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Green's	Exact match	Wakefield, United KingdomHQ recorded Sep 17, 2026	51-200	72 contacts →
	Exact match “Green’s is one of Europe’s largest providers of boiler pressure part equipment.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	James Ramsay	Exact match	Glasgow, United KingdomHQ recorded Sep 17, 2026	51-200	54 contacts →
	Exact match “Heating - Pipework - Process - Maintenance.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Dunphy Combustion Limited	Exact match	Rochdale, United KingdomHQ recorded Sep 17, 2026	51-200	53 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 · Sep 17, 2026 · View company records in RevenueBase
10	Lochinvar, UK	Exact match	Banbury, United KingdomHQ recorded Sep 17, 2026	11-50	40 contacts →
	Exact match “Lochinvar designs, manufactures and distributes a comprehensive range of high efficiency gas fired water heaters and boilers for commercial and industrial applications.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Fulton Boiler Works GB Limited	Exact match	Bristol, United KingdomHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “Fulton Ltd specialises in the design and manufacture of steam, hot water, thermal fluid boilers, packaged plant rooms and skid-mounted systems for industrial, commercial and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Tissot Industry UK	Exact match	Croydon, United KingdomHQ recorded Sep 17, 2026	51-200	38 contacts →
	Exact match “TISSOT Industrie \| Tailored industrial excellence since 1942.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Babcock Wanson UK LTD	Exact match	Borehamwood, United KingdomHQ recorded Sep 17, 2026	51-200	36 contacts →
	Exact match “Babcock Wanson offers a complete range of products and services for your boiler house.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Heliex Power Limited	Exact match	United KingdomHQ recorded Sep 17, 2026	11-50	19 contacts →
	Exact match “Heliex Power helps steam plant owners, from cottage industry artisans to multi-nationals, unlock the potential of their steam and waste heat - enabling their businesses to prosper…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Mcquillan Boiler Services LTD	Exact match	Rochdale, United KingdomHQ recorded Sep 17, 2026	51-200	18 contacts →
	Exact match “McQuillan Boiler Services was established in 1989 with the intention of offering our loyal customers reliable support and servicing with both their industrial and commercial steam…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Thorne International Boiler Services LTD	Exact match	Wolverhampton, United KingdomHQ recorded Sep 17, 2026	11-50	13 contacts →
	Exact match “Thorne International Boiler Services Ltd design and build fire tube, waste heat and water tube boilers to suit the project brief.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Steam Plant Engineering	Exact match	Halesowen, United KingdomHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Steam Plant Engineering Ltd are independent steam specialists offering; boiler repair, installation, troubleshooting and inspection offering solutions for everything from a…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	Proctor Process Plant LTD	Exact match	Burnley, United KingdomHQ recorded Sep 17, 2026	11-50	12 contacts →
	Exact match “Established in 1983, Proctor Process Plant is a family-owned business who operate in a worldwide market, with a proven reputation for providing our customers with the highest…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	IME Group	Exact match	Brentwood, United KingdomHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “When something goes wrong on plant you need one call, one team and one answer.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Certuss UK	Exact match	Birmingham, United KingdomHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “When Hans-Joachim Schröder founded his company, CERTUSS Wärmetechnik GmbH, in 1957, his primary goals were to manufacture reliable, low-noise steam generators, easy to maintain…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Flomar LTD	Exact match	Fleckney, United KingdomHQ recorded Sep 17, 2026	11-50	9 contacts →
	Exact match “Founded in 1982, Flomar Ltd was created to meet the demand for knowledge in steam production.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Ranheat Engineering Limited	Exact match	Northamptonshire, United KingdomHQ recorded Sep 17, 2026	11-50	8 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 · Sep 17, 2026 · View company records in RevenueBase
23	Northern Combustion Systems Limited	Exact match	Dewsbury, United KingdomHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Provide Process Heating Solutions to a wide variety of industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Boiler & Valve Engineering	Exact match	Nairn, United KingdomHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Boiler & Valve Engineering offers comprehensive steam engineering solutions, managing the entire steam and condensate loop.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Industrial Boiler Services UK LTD	Exact match	Gt Whelnetham, United KingdomHQ recorded Sep 17, 2026	11-50	6 contacts →
	Exact match “Here at Industrial Boiler Services (UK) Ltd we provide a comprehensive range of services encompassing temporary hire solutions, installation, operational support, maintenance and…” 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 “industrial steam generation companies”. 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 69 industrial steam generation companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 582 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial steam generation companies based in the United Kingdom at a glance

As of Sep 17, 2026

14.2%Verified-email coverage

59.6Average contacts per company

11-50Median size (employees)

5.8%Largest-city concentration · Wakefield

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

5,001-10,000

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 69 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 “industrial steam generation companies” 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 582 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 “industrial steam generation companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial steam generation companies are there based in the United Kingdom?

RevenueBase identified 69 company matches for industrial steam generation companies 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?

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

Which city has the most industrial steam generation companies?

Wakefield leads with 4 company records, followed by London (3) and Lichfield (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 582 professional contacts with verified work emails tracked across these 69 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.