Company lists · Data refreshed November 2026
Top 25 Hvac efficiency upgrade providers based in the United Kingdom
RevenueBase identified 260 company matches for hvac efficiency upgrade providers associated with the United Kingdom as of November 2026 and tracks 1,841 professional contacts across them, including 485 with verified work emails. London is the largest hub.
This list covers company matches for hvac efficiency upgrade providers 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 November 6, 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 hvac efficiency upgrade providers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 106 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 97 contacts → | ||||
Exact match “At City Energy Network, we help households across the UK improve energy efficiency, cut bills, and reduce carbon emissions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 96 contacts → | ||||
Exact match “Nationwide Air Conditioning Limited is a carbon-neutral business that has been exceeding customer expectations since 2001.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 51 contacts → | ||||
Exact match “Secure your greener future with renewable energy solutions!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 43 contacts → | ||||
Exact match “At Green Home Systems, we deliver whole-house retrofit solutions that make homes warmer, more energy efficient, and lower cost to run.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 41 contacts → | ||||
Exact match “Hello.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 40 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 · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 33 contacts → | ||||
Exact match “Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 23 contacts → | ||||
Exact match “Elite Energy – Powering a Greener, Smarter UK Elite Energy is an award-winning energy solutions company helping homeowners across the UK reduce energy bills, cut carbon emissions…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 20 contacts → | ||||
Exact match “At CT Eco Plus, we deliver trusted, fully turnkey energy efficiency and retrofit solutions across the UK.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 19 contacts → | ||||
Exact match “Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 19 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “West Dunbartonshire Best Performing Medium Business Award Winner 2023.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 14 contacts → | ||||
Exact match “We are a highly skilled, independent installation company based in Doncaster, South Yorkshire.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “Air Options was founded in 1995 and offer high quality design, installation, maintenance, repair and refurbishment packages, to commercial and light industrial properties, in and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match “Welcome to Eco Target – we are energy specialists based in London and our aim is to help our customers save money on energy bills and reduce carbon footprint.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 13 contacts → | ||||
Exact match “We are Urban Renewable Power (URP), experts in providing energy efficiency measures.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “Since our beginning in 2014, we have completed more than installations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “From our humble beginnings in the heart of Lancashire, to becoming one of the UK’s most trusted retrofit advisors and installers, we are fully licensed, accredited and meet all…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 20 | 11 contacts → | ||||
Exact match “Eco Efficient Home Solutions (EEH Solutions) is a trusted provider of energy efficiency and retrofit services, specializing in sustainable solutions that meet the highest industry…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 21 | 11 contacts → | ||||
Exact match “EcoGiants hold PAS accreditations for all the following measures and are Trustmark registered through the IAA.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “Simply Eco Ltd was established to assist people to gain access to Carbon Saving and Efficiency Measures under the government Energy Company Obligation (ECO) and Green Deal Schemes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 23 | 11 contacts → | ||||
Exact match “Invictus Energy Group is transforming homes across the North West, making them warmer, more energy-efficient, and cheaper to run.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “As one of the UK’s leading providers of energy-saving systems, we specialise in helping organisations to reduce their carbon footprint and save money, by installing unique…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 25 | 9 contacts → | ||||
Exact match “MAC supplies environmentally friendly climate control solutions across the Midlands and South East.” Recorded in the RevenueBase company graph · Nov 6, 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 “hvac efficiency upgrade providers”. 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 260 hvac efficiency upgrade providers based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 485 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Hvac efficiency upgrade providers based in the United Kingdom at a glance
As of Nov 6, 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 260 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 “hvac efficiency upgrade providers” 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 485 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 November 6, 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 “hvac efficiency upgrade providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hvac efficiency upgrade providers are there based in the United Kingdom?
RevenueBase identified 260 company matches for hvac efficiency upgrade providers associated with the United Kingdom as of November 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?
Daikin Applied UK LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hvac efficiency upgrade providers?
London leads with 33 company records, followed by Birmingham (6) and Liverpool (6).
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 485 professional contacts with verified work emails tracked across these 260 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 260 hvac efficiency upgrade providers based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Hvac efficiency upgrade providers by geography
- Hvac efficiency upgrade providers based in Toronto, Canada
- Hvac efficiency upgrade providers based in Austin, United States
- Hvac efficiency upgrade providers based in Houston, United States
- Hvac efficiency upgrade providers based in New York, United States
- Hvac efficiency upgrade providers based in Australia
- Hvac efficiency upgrade providers based in Belgium
- Hvac efficiency upgrade providers based in Canada
- Hvac efficiency upgrade providers based in France
- Hvac efficiency upgrade providers based in Germany
- Hvac efficiency upgrade providers based in India
- Hvac efficiency upgrade providers based in Ireland
- Hvac efficiency upgrade providers based in Italy
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
- Hvac efficiency upgrade providers based in Toronto, Canada
- Hvac efficiency upgrade providers based in Austin, United States
- Hvac efficiency upgrade providers based in Houston, United States
- Hvac efficiency upgrade providers based in New York, United States
- Hvac efficiency upgrade providers based in Australia
- Hvac efficiency upgrade providers based in Belgium
Company intelligence · public preview
Top 25 hvac efficiency upgrade providers 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 260 matching company records for hvac efficiency upgrade providers based in the United Kingdom, with 1,841 tracked contacts and 485 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: November 6, 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 hvac efficiency upgrade providers 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 |  Daikin Applied UK LTDdaikinapplied.ukHQ: Cramlington, United KingdomReported employees: 51-200 | Cramlington, United Kingdom | 51-200 | Exact match | 106 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  City Energy Networkcityenergy.co.ukHQ: Cardiff, United KingdomReported employees: 51-200 | Cardiff, United Kingdom | 51-200 | Exact match | 97 contacts → |
“At City Energy Network, we help households across the UK improve energy efficiency, cut bills, and reduce carbon emissions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Nationwide AIR Conditioning Limitednationwideairconditioning.comHQ: Edenbridge, United KingdomReported employees: 51-200 | Edenbridge, United Kingdom | 51-200 | Exact match | 96 contacts → |
“Nationwide Air Conditioning Limited is a carbon-neutral business that has been exceeding customer expectations since 2001.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Cotswold Energy Groupcotswold.energyHQ: Stonehouse, United KingdomReported employees: 51-200 | Stonehouse, United Kingdom | 51-200 | Exact match | 51 contacts → |
“Secure your greener future with renewable energy solutions!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Green Home Systemsgreenhomesystems.co.ukHQ: Irvine, United KingdomReported employees: 51-200 | Irvine, United Kingdom | 51-200 | Exact match | 43 contacts → |
“At Green Home Systems, we deliver whole-house retrofit solutions that make homes warmer, more energy efficient, and lower cost to run.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Scis Groupscisltd.co.uk HQ: Fareham, United KingdomReported employees: 51-200 | Fareham, United Kingdom | 51-200 | Exact match | 41 contacts → |
“Hello.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Principal Hvacprincipalhvac.comHQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 40 contacts → |
“Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Quora Groupquora-group.comHQ: North Shields, United KingdomReported employees: 51-200 | North Shields, United Kingdom | 51-200 | Exact match | 33 contacts → |
“Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Elite Energyeliteenergy.co.ukHQ: Stockton-on-tees, United KingdomReported employees: 51-200 | Stockton-on-tees, United Kingdom | 51-200 | Exact match | 23 contacts → |
“Elite Energy – Powering a Greener, Smarter UK Elite Energy is an award-winning energy solutions company helping homeowners across the UK reduce energy bills, cut carbon emissions…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  CT ECO Plusct.ecoHQ: Littlehampton, United KingdomReported employees: 11-50 | Littlehampton, United Kingdom | 11-50 | Exact match | 20 contacts → |
“At CT Eco Plus, we deliver trusted, fully turnkey energy efficiency and retrofit solutions across the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  ECO Systems Group LTDecosystemsgroup.co.ukHQ: Harold Wood, United KingdomReported employees: 51-200 | Harold Wood, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Bayview Contracts LTDbayviewcontracts.com HQ: Newry, United KingdomReported employees: 11-50 | Newry, United Kingdom | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 |  CSD AIR Conditioning LTDcsdairconditioning.co.ukHQ: Clydebank, United KingdomReported employees: 11-50 | Clydebank, United Kingdom | 11-50 | Exact match | 15 contacts → |
“West Dunbartonshire Best Performing Medium Business Award Winner 2023.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  DJB Installsdjbi.co.ukHQ: Doncaster, United KingdomReported employees: 11-50 | Doncaster, United Kingdom | 11-50 | Exact match | 14 contacts → |
“We are a highly skilled, independent installation company based in Doncaster, South Yorkshire.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  AIR Options LTDairoptions.co.ukHQ: Witham, United KingdomReported employees: 11-50 | Witham, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Air Options was founded in 1995 and offer high quality design, installation, maintenance, repair and refurbishment packages, to commercial and light industrial properties, in and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ECO Targetecotarget.co.ukHQ: Barking And Dagenham, United KingdomReported employees: 11-50 | Barking And Dagenham, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Welcome to Eco Target – we are energy specialists based in London and our aim is to help our customers save money on energy bills and reduce carbon footprint.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  URP Group LTDurpltd.co.ukHQ: Sheffield, United KingdomReported employees: 11-50 | Sheffield, United Kingdom | 11-50 | Exact match | 13 contacts → |
“We are Urban Renewable Power (URP), experts in providing energy efficiency measures.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Senergy Directsenergydirect.co.ukHQ: Basildon, United KingdomReported employees: 11-50 | Basildon, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Since our beginning in 2014, we have completed more than installations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Euro Energy Groupeuroenergygroup.co.ukHQ: Accrington, United KingdomReported employees: 11-50 | Accrington, United Kingdom | 11-50 | Exact match | 13 contacts → |
“From our humble beginnings in the heart of Lancashire, to becoming one of the UK’s most trusted retrofit advisors and installers, we are fully licensed, accredited and meet all…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  EEH Solutionseeh-s.comHQ: Harlow, United KingdomReported employees: 11-50 | Harlow, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Eco Efficient Home Solutions (EEH Solutions) is a trusted provider of energy efficiency and retrofit services, specializing in sustainable solutions that meet the highest industry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Ecogiantsecogiants.co.ukHQ: Clitheroe, United KingdomReported employees: 11-50 | Clitheroe, United Kingdom | 11-50 | Exact match | 11 contacts → |
“EcoGiants hold PAS accreditations for all the following measures and are Trustmark registered through the IAA.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Simply ECO LTDsimplyecoltd.co.ukHQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Simply Eco Ltd was established to assist people to gain access to Carbon Saving and Efficiency Measures under the government Energy Company Obligation (ECO) and Green Deal Schemes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Invictus Energy Groupinvictusenergygroup.co.ukHQ: St Helens, United KingdomReported employees: 11-50 | St Helens, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Invictus Energy Group is transforming homes across the North West, making them warmer, more energy-efficient, and cheaper to run.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Climate Energy Groupclimate-energygroup.co.ukHQ: Crewe, United KingdomReported employees: 11-50 | Crewe, United Kingdom | 11-50 | Exact match | 10 contacts → |
“As one of the UK’s leading providers of energy-saving systems, we specialise in helping organisations to reduce their carbon footprint and save money, by installing unique…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Midland AIR Conditioningmidlandaircon.co.ukHQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 9 contacts → |
“MAC supplies environmentally friendly climate control solutions across the Midlands and South East.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 260 company matches
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Hvac efficiency upgrade providers: dataset insights
November 6, 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
252 records in the displayed employee bands.
8 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 260 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: November 6, 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 hvac efficiency upgrade providers?
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 hvac efficiency upgrade providers did RevenueBase find based in the United Kingdom?
The saved snapshot records 260 matching company records, 1,841 tracked contacts and 485 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: November 6, 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
Hvac efficiency upgrade providers by geography
- Hvac efficiency upgrade providers based in Toronto, Canada
- Hvac efficiency upgrade providers based in Austin, United States
- Hvac efficiency upgrade providers based in Houston, United States
- Hvac efficiency upgrade providers based in New York, United States
- Hvac efficiency upgrade providers based in Australia
- Hvac efficiency upgrade providers based in Belgium
- Hvac efficiency upgrade providers based in Canada
- Hvac efficiency upgrade providers based in France
- Hvac efficiency upgrade providers based in Germany
- Hvac efficiency upgrade providers based in India
- Hvac efficiency upgrade providers based in Ireland
- Hvac efficiency upgrade providers based in Italy
Cite this list
RevenueBase Data Team. Top 25 hvac efficiency upgrade providers based in the United Kingdom. Snapshot: November 6, 2026. https://revenuebase.ai/companies/hvac-efficiency-upgrade-providers/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
- Hvac efficiency upgrade providers based in Toronto, Canada
- Hvac efficiency upgrade providers based in Austin, United States
- Hvac efficiency upgrade providers based in Houston, United States
- Hvac efficiency upgrade providers based in New York, United States
- Hvac efficiency upgrade providers based in Australia
- Hvac efficiency upgrade providers based in Belgium
Company intelligence · public preview
Top 25 hvac efficiency upgrade providers based in the United Kingdom
RevenueBase records 260 matching company records for hvac efficiency upgrade providers based in the United Kingdom, with 1,841 tracked contacts and 485 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: November 6, 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 hvac efficiency upgrade providers 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 | Daikin Applied UK LTDdaikinapplied.uk HQ: Cramlington, United KingdomReported employees: 51-200 | Cramlington, United Kingdom | 51-200 | Exact match | 106 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 · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | City Energy Networkcityenergy.co.uk HQ: Cardiff, United KingdomReported employees: 51-200 | Cardiff, United Kingdom | 51-200 | Exact match | 97 contacts → |
“At City Energy Network, we help households across the UK improve energy efficiency, cut bills, and reduce carbon emissions.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nationwide AIR Conditioning Limitednationwideairconditioning.com HQ: Edenbridge, United KingdomReported employees: 51-200 | Edenbridge, United Kingdom | 51-200 | Exact match | 96 contacts → |
“Nationwide Air Conditioning Limited is a carbon-neutral business that has been exceeding customer expectations since 2001.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Cotswold Energy Groupcotswold.energy HQ: Stonehouse, United KingdomReported employees: 51-200 | Stonehouse, United Kingdom | 51-200 | Exact match | 51 contacts → |
“Secure your greener future with renewable energy solutions!” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Green Home Systemsgreenhomesystems.co.uk HQ: Irvine, United KingdomReported employees: 51-200 | Irvine, United Kingdom | 51-200 | Exact match | 43 contacts → |
“At Green Home Systems, we deliver whole-house retrofit solutions that make homes warmer, more energy efficient, and lower cost to run.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Scis Groupscisltd.co.uk HQ: Fareham, United KingdomReported employees: 51-200 | Fareham, United Kingdom | 51-200 | Exact match | 41 contacts → |
“Hello.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Principal Hvacprincipalhvac.com HQ: Belfast, United KingdomReported employees: 51-200 | Belfast, United Kingdom | 51-200 | Exact match | 40 contacts → |
“Principal HVAC are at the leading edge of Heating, Ventilation & Air conditioning systems for commercial and residential property.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Quora Groupquora-group.com HQ: North Shields, United KingdomReported employees: 51-200 | North Shields, United Kingdom | 51-200 | Exact match | 33 contacts → |
“Professional service supplying, installing and maintaining energy efficient HVAC systems.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Elite Energyeliteenergy.co.uk HQ: Stockton-on-tees, United KingdomReported employees: 51-200 | Stockton-on-tees, United Kingdom | 51-200 | Exact match | 23 contacts → |
“Elite Energy – Powering a Greener, Smarter UK Elite Energy is an award-winning energy solutions company helping homeowners across the UK reduce energy bills, cut carbon emissions…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CT ECO Plusct.eco HQ: Littlehampton, United KingdomReported employees: 11-50 | Littlehampton, United Kingdom | 11-50 | Exact match | 20 contacts → |
“At CT Eco Plus, we deliver trusted, fully turnkey energy efficiency and retrofit solutions across the UK.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | ECO Systems Group LTDecosystemsgroup.co.uk HQ: Harold Wood, United KingdomReported employees: 51-200 | Harold Wood, United Kingdom | 51-200 | Exact match | 19 contacts → |
“Eco Systems Group has been delivering high-quality insulation, retrofit, solar solutions & air source heat pumps across the commercial and residential sectors for over 13 years.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Bayview Contracts LTDbayviewcontracts.com HQ: Newry, United KingdomReported employees: 11-50 | Newry, United Kingdom | 11-50 | Exact match | 19 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 13 | CSD AIR Conditioning LTDcsdairconditioning.co.uk HQ: Clydebank, United KingdomReported employees: 11-50 | Clydebank, United Kingdom | 11-50 | Exact match | 15 contacts → |
“West Dunbartonshire Best Performing Medium Business Award Winner 2023.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | DJB Installsdjbi.co.uk HQ: Doncaster, United KingdomReported employees: 11-50 | Doncaster, United Kingdom | 11-50 | Exact match | 14 contacts → |
“We are a highly skilled, independent installation company based in Doncaster, South Yorkshire.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | AIR Options LTDairoptions.co.uk HQ: Witham, United KingdomReported employees: 11-50 | Witham, United Kingdom | 11-50 | Exact match | 14 contacts → |
“Air Options was founded in 1995 and offer high quality design, installation, maintenance, repair and refurbishment packages, to commercial and light industrial properties, in and…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ECO Targetecotarget.co.uk HQ: Barking And Dagenham, United KingdomReported employees: 11-50 | Barking And Dagenham, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Welcome to Eco Target – we are energy specialists based in London and our aim is to help our customers save money on energy bills and reduce carbon footprint.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | URP Group LTDurpltd.co.uk HQ: Sheffield, United KingdomReported employees: 11-50 | Sheffield, United Kingdom | 11-50 | Exact match | 13 contacts → |
“We are Urban Renewable Power (URP), experts in providing energy efficiency measures.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Senergy Directsenergydirect.co.uk HQ: Basildon, United KingdomReported employees: 11-50 | Basildon, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Since our beginning in 2014, we have completed more than installations.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Euro Energy Groupeuroenergygroup.co.uk HQ: Accrington, United KingdomReported employees: 11-50 | Accrington, United Kingdom | 11-50 | Exact match | 13 contacts → |
“From our humble beginnings in the heart of Lancashire, to becoming one of the UK’s most trusted retrofit advisors and installers, we are fully licensed, accredited and meet all…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | EEH Solutionseeh-s.com HQ: Harlow, United KingdomReported employees: 11-50 | Harlow, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Eco Efficient Home Solutions (EEH Solutions) is a trusted provider of energy efficiency and retrofit services, specializing in sustainable solutions that meet the highest industry…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Ecogiantsecogiants.co.uk HQ: Clitheroe, United KingdomReported employees: 11-50 | Clitheroe, United Kingdom | 11-50 | Exact match | 11 contacts → |
“EcoGiants hold PAS accreditations for all the following measures and are Trustmark registered through the IAA.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Simply ECO LTDsimplyecoltd.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Simply Eco Ltd was established to assist people to gain access to Carbon Saving and Efficiency Measures under the government Energy Company Obligation (ECO) and Green Deal Schemes.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Invictus Energy Groupinvictusenergygroup.co.uk HQ: St Helens, United KingdomReported employees: 11-50 | St Helens, United Kingdom | 11-50 | Exact match | 11 contacts → |
“Invictus Energy Group is transforming homes across the North West, making them warmer, more energy-efficient, and cheaper to run.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Climate Energy Groupclimate-energygroup.co.uk HQ: Crewe, United KingdomReported employees: 11-50 | Crewe, United Kingdom | 11-50 | Exact match | 10 contacts → |
“As one of the UK’s leading providers of energy-saving systems, we specialise in helping organisations to reduce their carbon footprint and save money, by installing unique…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Midland AIR Conditioningmidlandaircon.co.uk HQ: Birmingham, United KingdomReported employees: 11-50 | Birmingham, United Kingdom | 11-50 | Exact match | 9 contacts → |
“MAC supplies environmentally friendly climate control solutions across the Midlands and South East.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 260 company matches
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Hvac efficiency upgrade providers: dataset insights
November 6, 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
252 records in the displayed employee bands.
8 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 260 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: November 6, 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 hvac efficiency upgrade providers?
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 hvac efficiency upgrade providers did RevenueBase find based in the United Kingdom?
The saved snapshot records 260 matching company records, 1,841 tracked contacts and 485 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: November 6, 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 hvac efficiency upgrade providers based in the United Kingdom. Snapshot: November 6, 2026. https://revenuebase.ai/companies/hvac-efficiency-upgrade-providers/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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