Company lists · Data refreshed October 2026
Top 25 Heating system installation contractors based in the United Kingdom
RevenueBase identified 1,737 company matches for heating system installation contractors associated with the United Kingdom as of October 2026 and tracks 9,406 professional contacts across them, including 2,557 with verified work emails. London is the largest hub.
This list covers company matches for heating system installation contractors associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 14, 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 heating system installation contractors based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 884 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 · Oct 14, 2026 · View company records in RevenueBase | |||||
| 2 | 324 contacts → | ||||
Exact match “Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 3 | 190 contacts → | ||||
Exact match “What does it take to deliver confidence at every stage of the heating journey?” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 4 | 139 contacts → | ||||
Exact match “Smith & Byford is a family-owned and operated building services company.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 5 | 129 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 · Oct 14, 2026 · View company records in RevenueBase | |||||
| 6 | 127 contacts → | ||||
Exact match “With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 7 | 119 contacts → | ||||
Exact match “Neil Fisher started Airco in 1991.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 8 | 107 contacts → | ||||
Exact match “Daikin Applied (UK) Ltd (formerly McQuay UK Ltd) is the market leader in energy-efficient end-to-end HVAC solutions, including AHU and chiller products, heat pumps, service and…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 9 | 103 contacts → | ||||
Exact match “We are a domestic and commercial heating servicing, maintenance and installations contractor working across the South East.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 10 | 96 contacts → | ||||
Exact match “We started out as a trailblazing boiler installation company in 2017 – the first to offer everything effortlessly online.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 11 | 91 contacts → | ||||
Exact match “At Aircon Group, we’re dedicated to providing exceptional levels of customer service in Air Conditioning, Refrigeration, and Air-Source Heating Services, which we have done for…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 12 | 71 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 · Oct 14, 2026 · View company records in RevenueBase | |||||
| 13 | 63 contacts → | ||||
Exact match “We’re a leading nationwide property services company established in 2013.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 14 | 60 contacts → | ||||
Exact match “BTU (Installation and Maintenance) Ltd, is a privately owned business based in Guildford, Surrey.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 15 | 59 contacts → | ||||
Exact match “Heating - Pipework - Process - Maintenance.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 16 | 59 contacts → | ||||
Exact match “Aston Group is a leading Building Services and Facilities Maintenance Company for Commercial and Residential clients.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 17 | 55 contacts → | ||||
Exact match “Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 18 | 48 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 19 | 42 contacts → | ||||
Exact match “Plumbing & Gas Solutions Ltd are a Constructionline and CHAS accredited Commercial Plumbing & Heating contractor based in Milton Keynes.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 20 | 41 contacts → | ||||
Exact match “The UK's trusted boiler, aircon and renewable installers.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 21 | 38 contacts → | ||||
Exact match “We are a purpose driven engineering business, passionate about our people and the environment.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 22 | 36 contacts → | ||||
Exact match “A good environment can improve morale, productivity and employee retention.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 23 | 35 contacts → | ||||
Exact match “Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 24 | 32 contacts → | ||||
Exact match “Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 25 | 32 contacts → | ||||
Exact match “The Reina Group was founded in 2003 and through our core company values, expertise and impassioned commitment to provide the best renewable, sustainable, viable and efficient…” Recorded in the RevenueBase company graph · Oct 14, 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 “heating system installation contractors”. 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 1,737 heating system installation contractors based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 2,557 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Heating system installation contractors based in the United Kingdom at a glance
As of Oct 14, 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 1,737 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 “heating system installation contractors” 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 2,557 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 14, 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.
Heating system installation contractors by metro
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 “heating system installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many heating system installation contractors are there based in the United Kingdom?
RevenueBase identified 1,737 company matches for heating system installation contractors associated with the United Kingdom as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
BAXI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most heating system installation contractors?
London leads with 108 company records, followed by Leeds (27) and Glasgow (25).
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 2,557 professional contacts with verified work emails tracked across these 1,737 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 14, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,737 heating system installation contractors based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Heating system installation contractors based in Calgary, Canada
- Heating system installation contractors based in Edmonton, Canada
- Heating system installation contractors based in Mississauga, Canada
- Heating system installation contractors based in Ottawa, Canada
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Company intelligence · public preview
Top 25 heating system installation contractors 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 1,737 matching company records for heating system installation contractors based in the United Kingdom, with 9,406 tracked contacts and 2,557 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: October 14, 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 heating system installation contractors 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 | 884 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Space Engineering Services LTDspace-engineering.co.ukHQ: Bristol, United KingdomReported employees: 201-500 | Bristol, United Kingdom | 201-500 | Exact match | 324 contacts → |
“Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded description excerpt · October 14, 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 | 190 contacts → |
“What does it take to deliver confidence at every stage of the heating journey?” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Smith & Byfordsmithandbyford.com HQ: Cheam, United KingdomReported employees: 201-500 | Cheam, United Kingdom | 201-500 | Exact match | 139 contacts → |
“Smith & Byford is a family-owned and operated building services company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Swale Heating Part Of Sureserveswaleheating.comHQ: Sittingbourne, United KingdomReported employees: 201-500 | Sittingbourne, United Kingdom | 201-500 | Exact match | 129 contacts → |
“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 description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sureserve Compliance Centralsureserve.co.ukHQ: Unit 5-6 Boudicca Road, United KingdomReported employees: 501-1,000 | Unit 5-6 Boudicca Road, United Kingdom | 501-1,000 | Exact match | 127 contacts → |
“With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Airco Refrigeration And AIR Conditioning LTDairco.co.ukHQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 119 contacts → |
“Neil Fisher started Airco in 1991.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Daikin Applied UK LTDdaikinapplied.ukHQ: Cramlington, United KingdomReported employees: 51-200 | Cramlington, United Kingdom | 51-200 | Exact match | 107 contacts → |
“Daikin Applied (UK) Ltd (formerly McQuay UK Ltd) is the market leader in energy-efficient end-to-end HVAC solutions, including AHU and chiller products, heat pumps, service and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  BSW Heating Limitedbsw-heating.comHQ: Kenley, United KingdomReported employees: 201-500 | Kenley, United Kingdom | 201-500 | Exact match | 103 contacts → |
“We are a domestic and commercial heating servicing, maintenance and installations contractor working across the South East.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  BOXTboxt.co.ukHQ: Leeds, United KingdomReported employees: 51-200 | Leeds, United Kingdom | 51-200 | Exact match | 96 contacts → |
“We started out as a trailblazing boiler installation company in 2017 – the first to offer everything effortlessly online.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Aircon Groupaircongroup.comHQ: Stockton-on-tees, United KingdomReported employees: 51-200 | Stockton-on-tees, United Kingdom | 51-200 | Exact match | 91 contacts → |
“At Aircon Group, we’re dedicated to providing exceptional levels of customer service in Air Conditioning, Refrigeration, and Air-Source Heating Services, which we have done for…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Nu-Heat Underfloor Heating & Renewablesnu-heat.co.ukHQ: Honiton, United KingdomReported employees: 51-200 | Honiton, United Kingdom | 51-200 | Exact match | 71 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 · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  ECO Approachecoapproach.co.ukHQ: Beckenham, United KingdomReported employees: 51-200 | Beckenham, United Kingdom | 51-200 | Exact match | 63 contacts → |
“We’re a leading nationwide property services company established in 2013.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  BTU Installation & Maintenance LTDbtu-group.comHQ: Guildford, United KingdomReported employees: 51-200 | Guildford, United Kingdom | 51-200 | Exact match | 60 contacts → |
“BTU (Installation and Maintenance) Ltd, is a privately owned business based in Guildford, Surrey.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  James Ramsayjamesramsayltd.co.ukHQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Heating - Pipework - Process - Maintenance.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Aston Groupastongroup.co.ukHQ: Romford, United KingdomReported employees: 51-200 | Romford, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Aston Group is a leading Building Services and Facilities Maintenance Company for Commercial and Residential clients.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | WMS Underfloor Heatingwms-uk.com HQ: Brookmans Park, United KingdomReported employees: 11-50 | Brookmans Park, United Kingdom | 11-50 | Exact match | 55 contacts → |
“Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | SBS Electrical Limitedsbselectrical.co.uk HQ: West Sussex, United KingdomReported employees: Not recorded | West Sussex, United Kingdom | Not recorded | Exact match | 48 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Plumbing & GAS Solutions LTDpgsolutions.co.uk HQ: Milton Keynes, United KingdomReported employees: 11-50 | Milton Keynes, United Kingdom | 11-50 | Exact match | 42 contacts → |
“Plumbing & Gas Solutions Ltd are a Constructionline and CHAS accredited Commercial Plumbing & Heating contractor based in Milton Keynes.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Heatableheatable.co.uk HQ: Warrington, United KingdomReported employees: 11-50 | Warrington, United Kingdom | 11-50 | Exact match | 41 contacts → |
“The UK's trusted boiler, aircon and renewable installers.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  B-Engineering Group Certified B Corpb-enggroup.co.ukHQ: Warrington, United KingdomReported employees: 51-200 | Warrington, United Kingdom | 51-200 | Exact match | 38 contacts → |
“We are a purpose driven engineering business, passionate about our people and the environment.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Leighton Buzzard, United KingdomReported employees: 11-50 | Leighton Buzzard, United Kingdom | 11-50 | Exact match | 36 contacts → |
“A good environment can improve morale, productivity and employee retention.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Principal Hvacprincipalhvac.comHQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 35 contacts → |
“Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Quora Groupquora-group.comHQ: North Shields, United KingdomReported employees: 51-200 | North Shields, United Kingdom | 51-200 | Exact match | 32 contacts → |
“Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | REINAreinagroup.co.uk HQ: Folkestone, United KingdomReported employees: 51-200 | Folkestone, United Kingdom | 51-200 | Exact match | 32 contacts → |
“The Reina Group was founded in 2003 and through our core company values, expertise and impassioned commitment to provide the best renewable, sustainable, viable and efficient…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,737 company matches
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Heating system installation contractors: dataset insights
October 14, 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
1,680 records in the displayed employee bands.
57 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 1,737 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: October 14, 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 ↗
Heating system installation contractors by metro
Questions about this company list
What does Exact match mean for heating system installation contractors?
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 heating system installation contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 1,737 matching company records, 9,406 tracked contacts and 2,557 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: October 14, 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
Heating system installation contractors by geography
- Heating system installation contractors based in Calgary, Canada
- Heating system installation contractors based in Edmonton, Canada
- Heating system installation contractors based in Mississauga, Canada
- Heating system installation contractors based in Ottawa, Canada
- Heating system installation contractors based in Toronto, Canada
- Heating system installation contractors based in Berlin, Germany
- Heating system installation contractors based in London, United Kingdom
- Heating system installation contractors based in Austin, United States
- Heating system installation contractors based in Charlotte, United States
- Heating system installation contractors based in Chicago, United States
- Heating system installation contractors based in Columbus, United States
- Heating system installation contractors based in Dallas, United States
Cite this list
RevenueBase Data Team. Top 25 heating system installation contractors based in the United Kingdom. Snapshot: October 14, 2026. https://revenuebase.ai/companies/heating-system-installation-contractors/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
- Heating system installation contractors based in Calgary, Canada
- Heating system installation contractors based in Edmonton, Canada
- Heating system installation contractors based in Mississauga, Canada
- Heating system installation contractors based in Ottawa, Canada
- Heating system installation contractors based in Toronto, Canada
- Heating system installation contractors based in Berlin, Germany
Company intelligence · public preview
Top 25 heating system installation contractors based in the United Kingdom
RevenueBase records 1,737 matching company records for heating system installation contractors based in the United Kingdom, with 9,406 tracked contacts and 2,557 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: October 14, 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 heating system installation contractors 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 | 884 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Space Engineering Services LTDspace-engineering.co.uk HQ: Bristol, United KingdomReported employees: 201-500 | Bristol, United Kingdom | 201-500 | Exact match | 324 contacts → |
“Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded description excerpt · October 14, 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 | 190 contacts → |
“What does it take to deliver confidence at every stage of the heating journey?” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Smith & Byfordsmithandbyford.com HQ: Cheam, United KingdomReported employees: 201-500 | Cheam, United Kingdom | 201-500 | Exact match | 139 contacts → |
“Smith & Byford is a family-owned and operated building services company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Swale Heating Part Of Sureserveswaleheating.com HQ: Sittingbourne, United KingdomReported employees: 201-500 | Sittingbourne, United Kingdom | 201-500 | Exact match | 129 contacts → |
“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 description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sureserve Compliance Centralsureserve.co.uk HQ: Unit 5-6 Boudicca Road, United KingdomReported employees: 501-1,000 | Unit 5-6 Boudicca Road, United Kingdom | 501-1,000 | Exact match | 127 contacts → |
“With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Airco Refrigeration And AIR Conditioning LTDairco.co.uk HQ: Hull, United KingdomReported employees: 51-200 | Hull, United Kingdom | 51-200 | Exact match | 119 contacts → |
“Neil Fisher started Airco in 1991.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Daikin Applied UK LTDdaikinapplied.uk HQ: Cramlington, United KingdomReported employees: 51-200 | Cramlington, United Kingdom | 51-200 | Exact match | 107 contacts → |
“Daikin Applied (UK) Ltd (formerly McQuay UK Ltd) is the market leader in energy-efficient end-to-end HVAC solutions, including AHU and chiller products, heat pumps, service and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | BSW Heating Limitedbsw-heating.com HQ: Kenley, United KingdomReported employees: 201-500 | Kenley, United Kingdom | 201-500 | Exact match | 103 contacts → |
“We are a domestic and commercial heating servicing, maintenance and installations contractor working across the South East.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | BOXTboxt.co.uk HQ: Leeds, United KingdomReported employees: 51-200 | Leeds, United Kingdom | 51-200 | Exact match | 96 contacts → |
“We started out as a trailblazing boiler installation company in 2017 – the first to offer everything effortlessly online.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Aircon Groupaircongroup.com HQ: Stockton-on-tees, United KingdomReported employees: 51-200 | Stockton-on-tees, United Kingdom | 51-200 | Exact match | 91 contacts → |
“At Aircon Group, we’re dedicated to providing exceptional levels of customer service in Air Conditioning, Refrigeration, and Air-Source Heating Services, which we have done for…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Nu-Heat Underfloor Heating & Renewablesnu-heat.co.uk HQ: Honiton, United KingdomReported employees: 51-200 | Honiton, United Kingdom | 51-200 | Exact match | 71 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 · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | ECO Approachecoapproach.co.uk HQ: Beckenham, United KingdomReported employees: 51-200 | Beckenham, United Kingdom | 51-200 | Exact match | 63 contacts → |
“We’re a leading nationwide property services company established in 2013.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | BTU Installation & Maintenance LTDbtu-group.com HQ: Guildford, United KingdomReported employees: 51-200 | Guildford, United Kingdom | 51-200 | Exact match | 60 contacts → |
“BTU (Installation and Maintenance) Ltd, is a privately owned business based in Guildford, Surrey.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | James Ramsayjamesramsayltd.co.uk HQ: Glasgow, United KingdomReported employees: 51-200 | Glasgow, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Heating - Pipework - Process - Maintenance.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aston Groupastongroup.co.uk HQ: Romford, United KingdomReported employees: 51-200 | Romford, United Kingdom | 51-200 | Exact match | 59 contacts → |
“Aston Group is a leading Building Services and Facilities Maintenance Company for Commercial and Residential clients.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | WMS Underfloor Heatingwms-uk.com HQ: Brookmans Park, United KingdomReported employees: 11-50 | Brookmans Park, United Kingdom | 11-50 | Exact match | 55 contacts → |
“Leading supplier and installer of underfloor heating for residential developments in the UK.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | SBS Electrical Limitedsbselectrical.co.uk HQ: West Sussex, United KingdomReported employees: Not recorded | West Sussex, United Kingdom | Not recorded | Exact match | 48 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 19 | Plumbing & GAS Solutions LTDpgsolutions.co.uk HQ: Milton Keynes, United KingdomReported employees: 11-50 | Milton Keynes, United Kingdom | 11-50 | Exact match | 42 contacts → |
“Plumbing & Gas Solutions Ltd are a Constructionline and CHAS accredited Commercial Plumbing & Heating contractor based in Milton Keynes.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Heatableheatable.co.uk HQ: Warrington, United KingdomReported employees: 11-50 | Warrington, United Kingdom | 11-50 | Exact match | 41 contacts → |
“The UK's trusted boiler, aircon and renewable installers.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | B-Engineering Group Certified B Corpb-enggroup.co.uk HQ: Warrington, United KingdomReported employees: 51-200 | Warrington, United Kingdom | 51-200 | Exact match | 38 contacts → |
“We are a purpose driven engineering business, passionate about our people and the environment.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | HQ: Leighton Buzzard, United KingdomReported employees: 11-50 | Leighton Buzzard, United Kingdom | 11-50 | Exact match | 36 contacts → |
“A good environment can improve morale, productivity and employee retention.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Principal Hvacprincipalhvac.com HQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 35 contacts → |
“Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Quora Groupquora-group.com HQ: North Shields, United KingdomReported employees: 51-200 | North Shields, United Kingdom | 51-200 | Exact match | 32 contacts → |
“Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | REINAreinagroup.co.uk HQ: Folkestone, United KingdomReported employees: 51-200 | Folkestone, United Kingdom | 51-200 | Exact match | 32 contacts → |
“The Reina Group was founded in 2003 and through our core company values, expertise and impassioned commitment to provide the best renewable, sustainable, viable and efficient…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,737 company matches
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Heating system installation contractors: dataset insights
October 14, 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
1,680 records in the displayed employee bands.
57 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 1,737 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: October 14, 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 ↗
Heating system installation contractors by metro
Questions about this company list
What does Exact match mean for heating system installation contractors?
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 heating system installation contractors did RevenueBase find based in the United Kingdom?
The saved snapshot records 1,737 matching company records, 9,406 tracked contacts and 2,557 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: October 14, 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.
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Cite this list
RevenueBase Data Team. Top 25 heating system installation contractors based in the United Kingdom. Snapshot: October 14, 2026. https://revenuebase.ai/companies/heating-system-installation-contractors/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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