Company lists · Data refreshed September 2026
Top 25 On-demand water heater companies based in the United Kingdom
RevenueBase identified 70 company matches for on-demand water heater companies associated with the United Kingdom as of September 2026 and tracks 2,178 professional contacts across them, including 430 with verified work emails. London is the largest hub.
This list covers company matches for on-demand water heater companies associated with the United Kingdom, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 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 on-demand water heater companies 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 20, 2026 · View company records in RevenueBase | |||||
| 2 | 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 20, 2026 · View company records in RevenueBase | |||||
| 3 | 53 contacts → | ||||
Exact match “Mixergy develop smart and connected hot water tanks which enable households to live better, save money, and reduce their impact on the environment.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 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 20, 2026 · View company records in RevenueBase | |||||
| 5 | 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 20, 2026 · View company records in RevenueBase | |||||
| 6 | 45 contacts → | ||||
Exact match “For over 40 years, Vokèra has been a trusted name in home heating across the UK and Ireland, delivering reliable, energy efficient solutions for domestic and light commercial…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 40 contacts → | ||||
Exact match “Lochinvar designs, manufactures and distributes a comprehensive range of high efficiency gas fired water heaters and boilers for commercial and industrial applications.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 31 contacts → | ||||
Exact match “BUILT TO LAST ATAG truly is a unique company.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “STIEBEL ELTRON UK is a leading manufacturer of premium heat pumps and renewable heating solutions, electric hot water and room heating and ventilation, supplying high-quality…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 26 contacts → | ||||
Exact match “M&N Heating & Plumbing is an independent company based in Bloxham on the edge of Banbury, serving Oxfordshire, Northamptonshire, Buckinghamshire and Warwickshire.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 25 contacts → | ||||
Exact match “Strebel is one of Europe's leading suppliers of commercial heating and hot water solutions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 24 contacts → | ||||
Exact match “With more than 50 years of industry experience, Adveco Ltd.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “Hyco Manufacturing Ltd has been established for over 20 years and is a West Yorkshire based manufacturer and distributor of electrical equipment specialising in serving the…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 12 contacts → | ||||
Exact match “The Electric Heating Company have developed their product portfolio to accommodate almost any Central Heating and Hot Water requirement.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 12 contacts → | ||||
Exact match “Ariston is the global expert in water heating and thermal comfort.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 12 contacts → | ||||
Exact match “Formed in 1982, Lord Combustion Services specialise in the design, installation, repair and maintenance of sustainable heating and hot water systems, supporting over businesses…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 10 contacts → | ||||
Exact match “ACV has been designing, manufacturing and distributing heating and hot water products for commercial and residential heating applications since 1922.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 10 contacts → | ||||
Exact match “Founded by Dante Ferroli in 1955, with offices in San Bonifacio, near the Italian city of Verona, Ferroli controls a global business with factories in Europe and Asia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “Trianco is revolutionising and de-carbonising homes by designing and manufacturing electric boilers, air source heat pumps and infrared panels.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “At Archergas® we have over 100 years combined experience of the British heating industry and as a result, we strive to offer the highest attainable standard of customer service…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “Wondering who we are?” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “Dexpro offer a range of premium quality Electric Water Heating, Hand Dryers and Space Heating, supplying the Electrical Wholesale and Plumbers Merchants markets.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “Providing whole of house hot water and heating solutions - with smart technology.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “DKL Mechanical Limited provide a range of mechanical services for commercial and industrial applications, specialising in the design and manufacture of Heating and Hot Water…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “Our story began in 1992 where the business started from owning one small van in Leicester for carrying out boiler works to a fully-grown business trading for 25 years.” Recorded in the RevenueBase company graph · Sep 20, 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 “on-demand water heater companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 70 on-demand water heater companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 430 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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On-demand water heater companies based in the United Kingdom at a glance
As of Sep 20, 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 70 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 “on-demand water heater companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 430 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 20, 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 “on-demand water heater companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many on-demand water heater companies are there based in the United Kingdom?
RevenueBase identified 70 company matches for on-demand water heater companies associated with the United Kingdom as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
BAXI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most on-demand water heater companies?
London leads with 6 company records, followed by Farnborough (3) and Rotherham (3).
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 430 professional contacts with verified work emails tracked across these 70 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 70 on-demand water heater companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
On-demand water heater companies by geography
- On-demand water heater companies based in Australia
- On-demand water heater companies based in Brazil
- On-demand water heater companies based in Canada
- On-demand water heater companies based in France
- On-demand water heater companies based in Germany
- On-demand water heater companies based in India
- On-demand water heater companies based in Italy
- On-demand water heater companies based in the Netherlands
- On-demand water heater companies based in Switzerland
- On-demand water heater companies based in the United States
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
- On-demand water heater companies based in Australia
- On-demand water heater companies based in Brazil
- On-demand water heater companies based in Canada
- On-demand water heater companies based in France
- On-demand water heater companies based in Germany
- On-demand water heater companies based in India
Company intelligence · public preview
Top 25 on-demand water heater companies 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 70 matching company records for on-demand water heater companies based in the United Kingdom, with 2,178 tracked contacts and 430 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 20, 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 on-demand water heater companies 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Mixergy LTDmixergy.co.uk HQ: Cassington, United KingdomReported employees: 11-50 | Cassington, United Kingdom | 11-50 | Exact match | 53 contacts → |
“Mixergy develop smart and connected hot water tanks which enable households to live better, save money, and reduce their impact on the environment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vokera By Riellovokera.co.uk HQ: Hertfordshire, United KingdomReported employees: 11-50 | Hertfordshire, United Kingdom | 11-50 | Exact match | 45 contacts → |
“For over 40 years, Vokèra has been a trusted name in home heating across the UK and Ireland, delivering reliable, energy efficient solutions for domestic and light commercial…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Lochinvar, UKlochinvar.ltd.uk HQ: Banbury, United KingdomReported employees: 11-50 | Banbury, United Kingdom | 11-50 | Exact match | 40 contacts → |
“Lochinvar designs, manufactures and distributes a comprehensive range of high efficiency gas fired water heaters and boilers for commercial and industrial applications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Stiebel Eltron UK LTDstiebel-eltron.co.uk HQ: Bromborough, United KingdomReported employees: 11-50 | Bromborough, United Kingdom | 11-50 | Exact match | 28 contacts → |
“STIEBEL ELTRON UK is a leading manufacturer of premium heat pumps and renewable heating solutions, electric hot water and room heating and ventilation, supplying high-quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | M&n Heating & Plumbingmnheating.co.uk HQ: Banbury, United KingdomReported employees: 51-200 | Banbury, United Kingdom | 51-200 | Exact match | 26 contacts → |
“M&N Heating & Plumbing is an independent company based in Bloxham on the edge of Banbury, serving Oxfordshire, Northamptonshire, Buckinghamshire and Warwickshire.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Strebel UKstrebel.co.uk HQ: Farnborough, United KingdomReported employees: 11-50 | Farnborough, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Strebel is one of Europe's leading suppliers of commercial heating and hot water solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Adveco LTDadveco.coHQ: Farnborough, United KingdomReported employees: 11-50 | Farnborough, United Kingdom | 11-50 | Exact match | 24 contacts → |
“With more than 50 years of industry experience, Adveco Ltd.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hyco Manufacturing LTDhyco.co.uk HQ: Castleford, United KingdomReported employees: 11-50 | Castleford, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Hyco Manufacturing Ltd has been established for over 20 years and is a West Yorkshire based manufacturer and distributor of electrical equipment specialising in serving the…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Electric Heating Companyelectric-heatingcompany.co.uk HQ: Blantyre, United KingdomReported employees: 11-50 | Blantyre, United Kingdom | 11-50 | Exact match | 12 contacts → |
“The Electric Heating Company have developed their product portfolio to accommodate almost any Central Heating and Hot Water requirement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ariston UKariston.comHQ: Basildon, United KingdomReported employees: 201-500 | Basildon, United Kingdom | 201-500 | Exact match | 12 contacts → |
“Ariston is the global expert in water heating and thermal comfort.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Lord Combustion Services LTDlordcombustion.co.uk HQ: Oldbury, United KingdomReported employees: 11-50 | Oldbury, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Formed in 1982, Lord Combustion Services specialise in the design, installation, repair and maintenance of sustainable heating and hot water systems, supporting over businesses…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  ACV UKacv.comHQ: Dalgety Bay, United KingdomReported employees: 11-50 | Dalgety Bay, United Kingdom | 11-50 | Exact match | 10 contacts → |
“ACV has been designing, manufacturing and distributing heating and hot water products for commercial and residential heating applications since 1922.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ferroli UKferroli.co.uk HQ: Walton On Trent, United KingdomReported employees: Not recorded | Walton On Trent, United Kingdom | Not recorded | Exact match | 10 contacts → |
“Founded by Dante Ferroli in 1955, with offices in San Bonifacio, near the Italian city of Verona, Ferroli controls a global business with factories in Europe and Asia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Triancotrianco.co.uk HQ: Rotherham, United KingdomReported employees: 11-50 | Rotherham, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Trianco is revolutionising and de-carbonising homes by designing and manufacturing electric boilers, air source heat pumps and infrared panels.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Archergasarchergas.comHQ: Camden Town, United KingdomReported employees: 1-10 | Camden Town, United Kingdom | 1-10 | Exact match | 4 contacts → |
“At Archergas® we have over 100 years combined experience of the British heating industry and as a result, we strive to offer the highest attainable standard of customer service…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sime UK LTDsime.co.uk HQ: Sheffield, United KingdomReported employees: 11-50 | Sheffield, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Wondering who we are?” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dexpro LTDdexproltd.com HQ: Emley, United KingdomReported employees: 1-10 | Emley, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Dexpro offer a range of premium quality Electric Water Heating, Hand Dryers and Space Heating, supplying the Electrical Wholesale and Plumbers Merchants markets.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cürv360curv360.com HQ: Needwood, United KingdomReported employees: 201-500 | Needwood, United Kingdom | 201-500 | Exact match | 3 contacts → |
“Providing whole of house hot water and heating solutions - with smart technology.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  DKL Mechanical Limiteddklmechanical.comHQ: Denton, United KingdomReported employees: 1-10 | Denton, United Kingdom | 1-10 | Exact match | 2 contacts → |
“DKL Mechanical Limited provide a range of mechanical services for commercial and industrial applications, specialising in the design and manufacture of Heating and Hot Water…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Rudkin & Herbert LTDrudkinandherbert.co.uk HQ: Leicester, United KingdomReported employees: 11-50 | Leicester, United Kingdom | 11-50 | Exact match | 2 contacts → |
“Our story began in 1992 where the business started from owning one small van in Leicester for carrying out boiler works to a fully-grown business trading for 25 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 70 company matches
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On-demand water heater companies: dataset insights
September 20, 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
66 records in the displayed employee bands.
4 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 70 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 20, 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 on-demand water heater companies?
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 on-demand water heater companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 70 matching company records, 2,178 tracked contacts and 430 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 20, 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
On-demand water heater companies by geography
- On-demand water heater companies based in Australia
- On-demand water heater companies based in Brazil
- On-demand water heater companies based in Canada
- On-demand water heater companies based in France
- On-demand water heater companies based in Germany
- On-demand water heater companies based in India
- On-demand water heater companies based in Italy
- On-demand water heater companies based in the Netherlands
- On-demand water heater companies based in Switzerland
- On-demand water heater companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 on-demand water heater companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/on-demand-water-heater-companies/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
- On-demand water heater companies based in Australia
- On-demand water heater companies based in Brazil
- On-demand water heater companies based in Canada
- On-demand water heater companies based in France
- On-demand water heater companies based in Germany
- On-demand water heater companies based in India
Company intelligence · public preview
Top 25 on-demand water heater companies based in the United Kingdom
RevenueBase records 70 matching company records for on-demand water heater companies based in the United Kingdom, with 2,178 tracked contacts and 430 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 20, 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 on-demand water heater companies 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Mixergy LTDmixergy.co.uk HQ: Cassington, United KingdomReported employees: 11-50 | Cassington, United Kingdom | 11-50 | Exact match | 53 contacts → |
“Mixergy develop smart and connected hot water tanks which enable households to live better, save money, and reduce their impact on the environment.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vokera By Riellovokera.co.uk HQ: Hertfordshire, United KingdomReported employees: 11-50 | Hertfordshire, United Kingdom | 11-50 | Exact match | 45 contacts → |
“For over 40 years, Vokèra has been a trusted name in home heating across the UK and Ireland, delivering reliable, energy efficient solutions for domestic and light commercial…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Lochinvar, UKlochinvar.ltd.uk HQ: Banbury, United KingdomReported employees: 11-50 | Banbury, United Kingdom | 11-50 | Exact match | 40 contacts → |
“Lochinvar designs, manufactures and distributes a comprehensive range of high efficiency gas fired water heaters and boilers for commercial and industrial applications.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Stiebel Eltron UK LTDstiebel-eltron.co.uk HQ: Bromborough, United KingdomReported employees: 11-50 | Bromborough, United Kingdom | 11-50 | Exact match | 28 contacts → |
“STIEBEL ELTRON UK is a leading manufacturer of premium heat pumps and renewable heating solutions, electric hot water and room heating and ventilation, supplying high-quality…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | M&n Heating & Plumbingmnheating.co.uk HQ: Banbury, United KingdomReported employees: 51-200 | Banbury, United Kingdom | 51-200 | Exact match | 26 contacts → |
“M&N Heating & Plumbing is an independent company based in Bloxham on the edge of Banbury, serving Oxfordshire, Northamptonshire, Buckinghamshire and Warwickshire.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Strebel UKstrebel.co.uk HQ: Farnborough, United KingdomReported employees: 11-50 | Farnborough, United Kingdom | 11-50 | Exact match | 25 contacts → |
“Strebel is one of Europe's leading suppliers of commercial heating and hot water solutions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Adveco LTDadveco.co HQ: Farnborough, United KingdomReported employees: 11-50 | Farnborough, United Kingdom | 11-50 | Exact match | 24 contacts → |
“With more than 50 years of industry experience, Adveco Ltd.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hyco Manufacturing LTDhyco.co.uk HQ: Castleford, United KingdomReported employees: 11-50 | Castleford, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Hyco Manufacturing Ltd has been established for over 20 years and is a West Yorkshire based manufacturer and distributor of electrical equipment specialising in serving the…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Electric Heating Companyelectric-heatingcompany.co.uk HQ: Blantyre, United KingdomReported employees: 11-50 | Blantyre, United Kingdom | 11-50 | Exact match | 12 contacts → |
“The Electric Heating Company have developed their product portfolio to accommodate almost any Central Heating and Hot Water requirement.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ariston UKariston.com HQ: Basildon, United KingdomReported employees: 201-500 | Basildon, United Kingdom | 201-500 | Exact match | 12 contacts → |
“Ariston is the global expert in water heating and thermal comfort.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Lord Combustion Services LTDlordcombustion.co.uk HQ: Oldbury, United KingdomReported employees: 11-50 | Oldbury, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Formed in 1982, Lord Combustion Services specialise in the design, installation, repair and maintenance of sustainable heating and hot water systems, supporting over businesses…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | ACV UKacv.com HQ: Dalgety Bay, United KingdomReported employees: 11-50 | Dalgety Bay, United Kingdom | 11-50 | Exact match | 10 contacts → |
“ACV has been designing, manufacturing and distributing heating and hot water products for commercial and residential heating applications since 1922.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Ferroli UKferroli.co.uk HQ: Walton On Trent, United KingdomReported employees: Not recorded | Walton On Trent, United Kingdom | Not recorded | Exact match | 10 contacts → |
“Founded by Dante Ferroli in 1955, with offices in San Bonifacio, near the Italian city of Verona, Ferroli controls a global business with factories in Europe and Asia.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Triancotrianco.co.uk HQ: Rotherham, United KingdomReported employees: 11-50 | Rotherham, United Kingdom | 11-50 | Exact match | 8 contacts → |
“Trianco is revolutionising and de-carbonising homes by designing and manufacturing electric boilers, air source heat pumps and infrared panels.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Archergasarchergas.com HQ: Camden Town, United KingdomReported employees: 1-10 | Camden Town, United Kingdom | 1-10 | Exact match | 4 contacts → |
“At Archergas® we have over 100 years combined experience of the British heating industry and as a result, we strive to offer the highest attainable standard of customer service…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Sime UK LTDsime.co.uk HQ: Sheffield, United KingdomReported employees: 11-50 | Sheffield, United Kingdom | 11-50 | Exact match | 3 contacts → |
“Wondering who we are?” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dexpro LTDdexproltd.com HQ: Emley, United KingdomReported employees: 1-10 | Emley, United Kingdom | 1-10 | Exact match | 3 contacts → |
“Dexpro offer a range of premium quality Electric Water Heating, Hand Dryers and Space Heating, supplying the Electrical Wholesale and Plumbers Merchants markets.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Cürv360curv360.com HQ: Needwood, United KingdomReported employees: 201-500 | Needwood, United Kingdom | 201-500 | Exact match | 3 contacts → |
“Providing whole of house hot water and heating solutions - with smart technology.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | DKL Mechanical Limiteddklmechanical.com HQ: Denton, United KingdomReported employees: 1-10 | Denton, United Kingdom | 1-10 | Exact match | 2 contacts → |
“DKL Mechanical Limited provide a range of mechanical services for commercial and industrial applications, specialising in the design and manufacture of Heating and Hot Water…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Rudkin & Herbert LTDrudkinandherbert.co.uk HQ: Leicester, United KingdomReported employees: 11-50 | Leicester, United Kingdom | 11-50 | Exact match | 2 contacts → |
“Our story began in 1992 where the business started from owning one small van in Leicester for carrying out boiler works to a fully-grown business trading for 25 years.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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On-demand water heater companies: dataset insights
September 20, 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
66 records in the displayed employee bands.
4 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 70 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 20, 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 on-demand water heater companies?
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 on-demand water heater companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 70 matching company records, 2,178 tracked contacts and 430 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 20, 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
On-demand water heater companies by geography
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- On-demand water heater companies based in France
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- On-demand water heater companies based in Italy
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- On-demand water heater companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 on-demand water heater companies based in the United Kingdom. Snapshot: September 20, 2026. https://revenuebase.ai/companies/on-demand-water-heater-companies/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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- On-demand water heater companies based in Australia
- On-demand water heater companies based in Brazil
- On-demand water heater companies based in Canada
- On-demand water heater companies based in France
- On-demand water heater companies based in Germany
- On-demand water heater companies based in India