Company lists · Data refreshed September 2026
Top 25 Radiant heating system suppliers based in the United Kingdom
RevenueBase identified 375 company matches for radiant heating system suppliers associated with the United Kingdom as of September 2026 and tracks 4,609 professional contacts across them, including 1,174 with verified work emails. London is the largest hub.
This list covers company matches for radiant heating system suppliers 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 21, 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.
The 25 largest radiant heating system suppliers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 850 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 21, 2026 · View company records in RevenueBase | |||||
| 2 | 201 contacts → | ||||
Exact match “For over 75 years, Dimplex has been the trusted name for electric heating.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 179 contacts → | ||||
Exact match “What does it take to deliver confidence at every stage of the heating journey?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 115 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 21, 2026 · View company records in RevenueBase | |||||
| 5 | 83 contacts → | ||||
Exact match “With over 35 years of experience, and as Europe's leading manufacturer of electric heating, Rointe is ideally placed to help our customers choose the right heating system, at the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 75 contacts → | ||||
Exact match “Celebrating our 90th anniversary, Stelrad is the UK market leader in central heating radiators, providing the most extensive selection of radiators in various sizes compared to…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 73 contacts → | ||||
Exact match “Powrmatic is a leading manufacturer and solution provider of advanced HVAC systems, including warm air heating, radiant heating, electric and water-based systems, as well as…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 70 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 · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 56 contacts → | ||||
Exact match “Founded in 2008, Kartell is the largest supplier of radiators, designer towel warmers and bathroom equipment to the independent merchant and showroom sector in the UK.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 55 contacts → | ||||
Exact match “Established over 50 years, Alpha is recognised today as one of the leaders in the UK’s heating industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 51 contacts → | ||||
Exact match “Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 48 contacts → | ||||
Exact match “We're the UK's most trusted and tried Underfloor Heating Brand.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 45 contacts → | ||||
Exact match “Hamworthy Heating is a British manufacturer and supplier of commercial heating and hot water products.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 45 contacts → | ||||
Exact match “Elecro Engineering are considered one of the leading international manufacturers and specialists in the field of swimming pool water heating.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 43 contacts → | ||||
Exact match “GDC is the holding company for some of the best known brands in the heating industry, including Dimplex, Creda NOBO, Faber, Robinson Willey, Valor, Wonderfire, Glen, Unidare…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 39 contacts → | ||||
Exact match “Founded in 1991, Smith’s EP UK has grown organically to become the UK’s leading supplier of hydronic fan convector products, providing versatile, energy efficient heating…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 39 contacts → | ||||
Exact match “SPC is a British manufacturer specialising in supplying heating and cooling solutions.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 35 contacts → | ||||
Exact match “Established in February 2020, Rapid Energy is a dynamic business operating in the UK temporary HVAC sector.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 34 contacts → | ||||
Exact match “Castrads, established in England in 2006, manufactures custom-built, custom-finished radiators as well as controls and fittings that are suitable for both steam and hydronic…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 33 contacts → | ||||
Exact match “Ambiente Systems Ltd has been trading since 2006 and specialises in the design, manufacture and supply of hydronic underfloor heating systems to the trade.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 31 contacts → | ||||
Exact match “BUILT TO LAST ATAG truly is a unique company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 30 contacts → | ||||
Exact match “FastWarm® are the UK's No 1 online supplier of Underfloor Heating products: with over 20 years’ experience in the industry, we've accumulated a comprehensive understanding of…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 30 contacts → | ||||
Exact match “Gaia Underfloor Heating.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 29 contacts → | ||||
Exact match “Trust Electric Heating is an industry-leading, electric heating company providing innovative, affordable and sustainable heating solutions to homes and businesses across the UK.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 29 contacts → | ||||
Exact match “Wunda Group plc was established in 2006 as a leader in underfloor heating solutions specialising in providing energy efficient solutions with environmental ethics at their core…” Recorded in the RevenueBase company graph · Sep 21, 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 “radiant heating system suppliers”. 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 375 radiant heating system suppliers based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 1,174 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Radiant heating system suppliers based in the United Kingdom at a glance
As of Sep 21, 2026Companies by employee count
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 375 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 “radiant heating system suppliers” 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 1,174 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 21, 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 “radiant heating system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many radiant heating system suppliers are there based in the United Kingdom?
RevenueBase identified 375 company matches for radiant heating system suppliers 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?
BAXI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most radiant heating system suppliers?
London leads with 18 company records, followed by Manchester (8) and Bristol (7).
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 1,174 professional contacts with verified work emails tracked across these 375 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 375 radiant heating system suppliers based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Radiant heating system suppliers by geography
- Radiant heating system suppliers based in Australia
- Radiant heating system suppliers based in Austria
- Radiant heating system suppliers based in Belgium
- Radiant heating system suppliers based in Canada
- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark
- Radiant heating system suppliers based in France
- Radiant heating system suppliers based in Germany
- Radiant heating system suppliers based in Italy
- Radiant heating system suppliers based in the Netherlands
- Radiant heating system suppliers based in Poland
- Radiant heating system suppliers based in Spain
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Radiant heating system suppliers based in Australia
- Radiant heating system suppliers based in Austria
- Radiant heating system suppliers based in Belgium
- Radiant heating system suppliers based in Canada
- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark
Company intelligence · public preview
Top 25 radiant heating system suppliers based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 375 matching company records for radiant heating system suppliers based in the United Kingdom, with 4,609 tracked contacts and 1,174 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 radiant heating system suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  BAXIbaxi.co.ukHQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 850 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dimplex UKdimplex.co.uk HQ: Southampton, United KingdomReported employees: 501-1,000 | Southampton, United Kingdom | 501-1,000 | Exact match | 201 contacts → |
“For over 75 years, Dimplex has been the trusted name for electric heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Vaillant UKvaillant.co.ukHQ: Belper, United KingdomReported employees: 501-1,000 | Belper, United Kingdom | 501-1,000 | Exact match | 179 contacts → |
“What does it take to deliver confidence at every stage of the heating journey?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Grant Engineering UK LTDgrantuk.com HQ: Swindon, United KingdomReported employees: 51-200 | Swindon, United Kingdom | 51-200 | Exact match | 115 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Rointe Heatingrointe.com HQ: Peterborough, United KingdomReported employees: 51-200 | Peterborough, United Kingdom | 51-200 | Exact match | 83 contacts → |
“With over 35 years of experience, and as Europe's leading manufacturer of electric heating, Rointe is ideally placed to help our customers choose the right heating system, at the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Stelrad LTDstelrad.com HQ: Mexborough, United KingdomReported employees: 201-500 | Mexborough, United Kingdom | 201-500 | Exact match | 75 contacts → |
“Celebrating our 90th anniversary, Stelrad is the UK market leader in central heating radiators, providing the most extensive selection of radiators in various sizes compared to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Powrmatic Limitedpowrmatic.co.ukHQ: Ilminster, United KingdomReported employees: 51-200 | Ilminster, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Powrmatic is a leading manufacturer and solution provider of advanced HVAC systems, including warm air heating, radiant heating, electric and water-based systems, as well as…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Nu-Heat Underfloor Heating & Renewablesnu-heat.co.ukHQ: Honiton, United KingdomReported employees: 51-200 | Honiton, United Kingdom | 51-200 | Exact match | 70 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kartell UK LTDkartelluk.com HQ: Bedford, United KingdomReported employees: 201-500 | Bedford, United Kingdom | 201-500 | Exact match | 56 contacts → |
“Founded in 2008, Kartell is the largest supplier of radiators, designer towel warmers and bathroom equipment to the independent merchant and showroom sector in the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Alpha Heating Innovationalpha-innovation.co.ukHQ: Wrotham Heath, United KingdomReported employees: 51-200 | Wrotham Heath, United Kingdom | 51-200 | Exact match | 55 contacts → |
“Established over 50 years, Alpha is recognised today as one of the leaders in the UK’s heating industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | WMS Underfloor Heatingwms-uk.com HQ: Brookmans Park, United KingdomReported employees: 11-50 | Brookmans Park, United Kingdom | 11-50 | Exact match | 51 contacts → |
“Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | The Underfloor Heating Storetheunderfloorheatingstore.com HQ: Basildon, United KingdomReported employees: 51-200 | Basildon, United Kingdom | 51-200 | Exact match | 48 contacts → |
“We're the UK's most trusted and tried Underfloor Heating Brand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hamworthy Heating LTDhamworthy-heating.com HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Hamworthy Heating is a British manufacturer and supplier of commercial heating and hot water products.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Elecro Engineering LTDelecro.co.uk HQ: Stevenage, United KingdomReported employees: 11-50 | Stevenage, United Kingdom | 11-50 | Exact match | 45 contacts → |
“Elecro Engineering are considered one of the leading international manufacturers and specialists in the field of swimming pool water heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | GDC Group LTDgdcgroup.co.uk HQ: Southampton, United KingdomReported employees: 51-200 | Southampton, United Kingdom | 51-200 | Exact match | 43 contacts → |
“GDC is the holding company for some of the best known brands in the heating industry, including Dimplex, Creda NOBO, Faber, Robinson Willey, Valor, Wonderfire, Glen, Unidare…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Smith's EP UKsmithsep.co.uk HQ: Chelmsford, United KingdomReported employees: 51-200 | Chelmsford, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Founded in 1991, Smith’s EP UK has grown organically to become the UK’s leading supplier of hydronic fan convector products, providing versatile, energy efficient heating…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | SPCspc-hvac.co.uk HQ: Leicester, United KingdomReported employees: 51-200 | Leicester, United Kingdom | 51-200 | Exact match | 39 contacts → |
“SPC is a British manufacturer specialising in supplying heating and cooling solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Rapid Energy LTDrapidenergy.co.uk HQ: Sheerness, United KingdomReported employees: Not recorded | Sheerness, United Kingdom | Not recorded | Exact match | 35 contacts → |
“Established in February 2020, Rapid Energy is a dynamic business operating in the UK temporary HVAC sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Castradscastrads.com HQ: Stockport, United KingdomReported employees: 51-200 | Stockport, United Kingdom | 51-200 | Exact match | 34 contacts → |
“Castrads, established in England in 2006, manufactures custom-built, custom-finished radiators as well as controls and fittings that are suitable for both steam and hydronic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Ambiente Systems LTDambienteufh.co.ukHQ: Hatfield, United KingdomReported employees: 11-50 | Hatfield, United Kingdom | 11-50 | Exact match | 33 contacts → |
“Ambiente Systems Ltd has been trading since 2006 and specialises in the design, manufacture and supply of hydronic underfloor heating systems to the trade.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Atag Heating Technology UK Limitedinstallerdirect.co.uk HQ: Dunfermline, United KingdomReported employees: 51-200 | Dunfermline, United Kingdom | 51-200 | Exact match | 31 contacts → |
“BUILT TO LAST ATAG truly is a unique company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Fastwarm Underfloor Heatingfastwarm.com HQ: Basildon, United KingdomReported employees: 11-50 | Basildon, United Kingdom | 11-50 | Exact match | 30 contacts → |
“FastWarm® are the UK's No 1 online supplier of Underfloor Heating products: with over 20 years’ experience in the industry, we've accumulated a comprehensive understanding of…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Gaia Underfloor Heating Specialistsgaia.co.uk HQ: Bury St Edmunds, United KingdomReported employees: 11-50 | Bury St Edmunds, United Kingdom | 11-50 | Exact match | 30 contacts → |
“Gaia Underfloor Heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trust Electric Heatingtrustelectricheating.co.uk HQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Trust Electric Heating is an industry-leading, electric heating company providing innovative, affordable and sustainable heating solutions to homes and businesses across the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Wunda Group PLCwundagroup.com HQ: Caldicot, United KingdomReported employees: 51-200 | Caldicot, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Wunda Group plc was established in 2006 as a leader in underfloor heating solutions specialising in providing energy efficient solutions with environmental ethics at their core…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 375 company matches
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Radiant heating system suppliers: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
365 records in the displayed employee bands.
10 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 375 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for radiant heating system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many radiant heating system suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 375 matching company records, 4,609 tracked contacts and 1,174 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Radiant heating system suppliers by geography
- Radiant heating system suppliers based in Australia
- Radiant heating system suppliers based in Austria
- Radiant heating system suppliers based in Belgium
- Radiant heating system suppliers based in Canada
- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark
- Radiant heating system suppliers based in France
- Radiant heating system suppliers based in Germany
- Radiant heating system suppliers based in Italy
- Radiant heating system suppliers based in the Netherlands
- Radiant heating system suppliers based in Poland
- Radiant heating system suppliers based in Spain
Cite this list
RevenueBase Data Team. Top 25 radiant heating system suppliers based in the United Kingdom. Snapshot: September 21, 2026. https://revenuebase.ai/companies/radiant-heating-system-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Radiant heating system suppliers based in Australia
- Radiant heating system suppliers based in Austria
- Radiant heating system suppliers based in Belgium
- Radiant heating system suppliers based in Canada
- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark
Company intelligence · public preview
Top 25 radiant heating system suppliers based in the United Kingdom
RevenueBase records 375 matching company records for radiant heating system suppliers based in the United Kingdom, with 4,609 tracked contacts and 1,174 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 radiant heating system suppliers based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | BAXIbaxi.co.uk HQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 850 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Dimplex UKdimplex.co.uk HQ: Southampton, United KingdomReported employees: 501-1,000 | Southampton, United Kingdom | 501-1,000 | Exact match | 201 contacts → |
“For over 75 years, Dimplex has been the trusted name for electric heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Vaillant UKvaillant.co.uk HQ: Belper, United KingdomReported employees: 501-1,000 | Belper, United Kingdom | 501-1,000 | Exact match | 179 contacts → |
“What does it take to deliver confidence at every stage of the heating journey?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Grant Engineering UK LTDgrantuk.com HQ: Swindon, United KingdomReported employees: 51-200 | Swindon, United Kingdom | 51-200 | Exact match | 115 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Rointe Heatingrointe.com HQ: Peterborough, United KingdomReported employees: 51-200 | Peterborough, United Kingdom | 51-200 | Exact match | 83 contacts → |
“With over 35 years of experience, and as Europe's leading manufacturer of electric heating, Rointe is ideally placed to help our customers choose the right heating system, at the…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Stelrad LTDstelrad.com HQ: Mexborough, United KingdomReported employees: 201-500 | Mexborough, United Kingdom | 201-500 | Exact match | 75 contacts → |
“Celebrating our 90th anniversary, Stelrad is the UK market leader in central heating radiators, providing the most extensive selection of radiators in various sizes compared to…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Powrmatic Limitedpowrmatic.co.uk HQ: Ilminster, United KingdomReported employees: 51-200 | Ilminster, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Powrmatic is a leading manufacturer and solution provider of advanced HVAC systems, including warm air heating, radiant heating, electric and water-based systems, as well as…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Nu-Heat Underfloor Heating & Renewablesnu-heat.co.uk HQ: Honiton, United KingdomReported employees: 51-200 | Honiton, United Kingdom | 51-200 | Exact match | 70 contacts → |
“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 description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Kartell UK LTDkartelluk.com HQ: Bedford, United KingdomReported employees: 201-500 | Bedford, United Kingdom | 201-500 | Exact match | 56 contacts → |
“Founded in 2008, Kartell is the largest supplier of radiators, designer towel warmers and bathroom equipment to the independent merchant and showroom sector in the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Alpha Heating Innovationalpha-innovation.co.uk HQ: Wrotham Heath, United KingdomReported employees: 51-200 | Wrotham Heath, United Kingdom | 51-200 | Exact match | 55 contacts → |
“Established over 50 years, Alpha is recognised today as one of the leaders in the UK’s heating industry.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | WMS Underfloor Heatingwms-uk.com HQ: Brookmans Park, United KingdomReported employees: 11-50 | Brookmans Park, United Kingdom | 11-50 | Exact match | 51 contacts → |
“Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | The Underfloor Heating Storetheunderfloorheatingstore.com HQ: Basildon, United KingdomReported employees: 51-200 | Basildon, United Kingdom | 51-200 | Exact match | 48 contacts → |
“We're the UK's most trusted and tried Underfloor Heating Brand.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hamworthy Heating LTDhamworthy-heating.com HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 45 contacts → |
“Hamworthy Heating is a British manufacturer and supplier of commercial heating and hot water products.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Elecro Engineering LTDelecro.co.uk HQ: Stevenage, United KingdomReported employees: 11-50 | Stevenage, United Kingdom | 11-50 | Exact match | 45 contacts → |
“Elecro Engineering are considered one of the leading international manufacturers and specialists in the field of swimming pool water heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | GDC Group LTDgdcgroup.co.uk HQ: Southampton, United KingdomReported employees: 51-200 | Southampton, United Kingdom | 51-200 | Exact match | 43 contacts → |
“GDC is the holding company for some of the best known brands in the heating industry, including Dimplex, Creda NOBO, Faber, Robinson Willey, Valor, Wonderfire, Glen, Unidare…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Smith's EP UKsmithsep.co.uk HQ: Chelmsford, United KingdomReported employees: 51-200 | Chelmsford, United Kingdom | 51-200 | Exact match | 39 contacts → |
“Founded in 1991, Smith’s EP UK has grown organically to become the UK’s leading supplier of hydronic fan convector products, providing versatile, energy efficient heating…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | SPCspc-hvac.co.uk HQ: Leicester, United KingdomReported employees: 51-200 | Leicester, United Kingdom | 51-200 | Exact match | 39 contacts → |
“SPC is a British manufacturer specialising in supplying heating and cooling solutions.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Rapid Energy LTDrapidenergy.co.uk HQ: Sheerness, United KingdomReported employees: Not recorded | Sheerness, United Kingdom | Not recorded | Exact match | 35 contacts → |
“Established in February 2020, Rapid Energy is a dynamic business operating in the UK temporary HVAC sector.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Castradscastrads.com HQ: Stockport, United KingdomReported employees: 51-200 | Stockport, United Kingdom | 51-200 | Exact match | 34 contacts → |
“Castrads, established in England in 2006, manufactures custom-built, custom-finished radiators as well as controls and fittings that are suitable for both steam and hydronic…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Ambiente Systems LTDambienteufh.co.uk HQ: Hatfield, United KingdomReported employees: 11-50 | Hatfield, United Kingdom | 11-50 | Exact match | 33 contacts → |
“Ambiente Systems Ltd has been trading since 2006 and specialises in the design, manufacture and supply of hydronic underfloor heating systems to the trade.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Atag Heating Technology UK Limitedinstallerdirect.co.uk HQ: Dunfermline, United KingdomReported employees: 51-200 | Dunfermline, United Kingdom | 51-200 | Exact match | 31 contacts → |
“BUILT TO LAST ATAG truly is a unique company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Fastwarm Underfloor Heatingfastwarm.com HQ: Basildon, United KingdomReported employees: 11-50 | Basildon, United Kingdom | 11-50 | Exact match | 30 contacts → |
“FastWarm® are the UK's No 1 online supplier of Underfloor Heating products: with over 20 years’ experience in the industry, we've accumulated a comprehensive understanding of…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Gaia Underfloor Heating Specialistsgaia.co.uk HQ: Bury St Edmunds, United KingdomReported employees: 11-50 | Bury St Edmunds, United Kingdom | 11-50 | Exact match | 30 contacts → |
“Gaia Underfloor Heating.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Trust Electric Heatingtrustelectricheating.co.uk HQ: Leeds, United KingdomReported employees: 11-50 | Leeds, United Kingdom | 11-50 | Exact match | 29 contacts → |
“Trust Electric Heating is an industry-leading, electric heating company providing innovative, affordable and sustainable heating solutions to homes and businesses across the UK.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Wunda Group PLCwundagroup.com HQ: Caldicot, United KingdomReported employees: 51-200 | Caldicot, United Kingdom | 51-200 | Exact match | 29 contacts → |
“Wunda Group plc was established in 2006 as a leader in underfloor heating solutions specialising in providing energy efficient solutions with environmental ethics at their core…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Radiant heating system suppliers: dataset insights
September 21, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
365 records in the displayed employee bands.
10 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 375 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 21, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for radiant heating system suppliers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many radiant heating system suppliers did RevenueBase find based in the United Kingdom?
The saved snapshot records 375 matching company records, 4,609 tracked contacts and 1,174 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 21, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Radiant heating system suppliers by geography
- Radiant heating system suppliers based in Australia
- Radiant heating system suppliers based in Austria
- Radiant heating system suppliers based in Belgium
- Radiant heating system suppliers based in Canada
- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark
- Radiant heating system suppliers based in France
- Radiant heating system suppliers based in Germany
- Radiant heating system suppliers based in Italy
- Radiant heating system suppliers based in the Netherlands
- Radiant heating system suppliers based in Poland
- Radiant heating system suppliers based in Spain
Cite this list
RevenueBase Data Team. Top 25 radiant heating system suppliers based in the United Kingdom. Snapshot: September 21, 2026. https://revenuebase.ai/companies/radiant-heating-system-suppliers/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Radiant heating system suppliers based in Czechia
- Radiant heating system suppliers based in Denmark