Company lists · Data refreshed September 2026
Top 25 Heating contractors based in Ireland
RevenueBase identified 102 company matches for heating contractors associated with Ireland as of September 2026 and tracks 647 professional contacts across them, including 258 with verified work emails. Dublin is the largest hub.
This list covers company matches for heating contractors associated with Ireland, 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 16, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest heating contractors based in Ireland
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 114 contacts → | ||||
Exact match “Heat Merchants Group trading as Heat Merchants, Bathroom Merchants, and Tubs & Tiles, is part of Wolseley group since 2022.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 2 | 47 contacts → | ||||
Exact match “Lynskey Engineering Limited provide a wide scope of Mechanical Building Services covering commercial, industrial, process and mixed use developments.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 3 | 40 contacts → | ||||
Exact match “Since 2004, Unitherm Heating Systems, has been at the forefront in offering engineered heating system solutions for the residential and commercial markets.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 4 | 30 contacts → | ||||
Exact match “Kelly Refrigeration and Air Conditioning is one of Ireland’s leading refrigeration, air conditioning and HVAC service providers, supporting commercial and industrial clients…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 5 | 27 contacts → | ||||
Exact match “M&P Mechanical is a trusted, family-founded mechanical contracting company delivering high-quality, safe, and sustainable solutions across Ireland and beyond.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 6 | 22 contacts → | ||||
Exact match “RVR is a leading manufacturer and supplier of equipment Heating and Ventilation products to heating installers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 7 | 19 contacts → | ||||
Exact match “Make Trane Ireland your go-to commercial HVAC partner – for rental and sales of heating, ventilation and air conditioning systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 8 | 17 contacts → | ||||
Exact match “Welcome Precision Heating is one of Ireland's leading suppliers of heating and renewable energy products to the building and construction Industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 9 | 15 contacts → | ||||
Exact match “Efficient Climate Control provides HVAC and mechanical services across commercial and industrial environments.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “Established in 1970, Coolair have over 40 years market leading experience in the supply, installation, service and maintenance of HVAC Systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Euro Gas – Ireland’s Leading Heating, Ventilation & Air Conditioning Specialists.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 12 | 9 contacts → | ||||
Exact match “We are Ireland's leading HVAC solutions provider.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match “NRG Awareness' goal is to design reliable and energy-efficient heating systems.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 14 | 7 contacts → | ||||
Exact match “Walsh & Sheehan Ltd was founded in 2001 by Business Partners Owen Sheehan and Brian Walsh.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 15 | 6 contacts → | ||||
Exact match “ThermoHeat is a Dublin based mechanical company that offers a complete range of heating, plumbing, ventilation and air-conditioning solutions to commercial clients.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “Charles McCarthy Plumbers have been working in Cork City since 1881.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “MOS Mechanical - previously Mick O’ Shea Heating & Plumbing is part of the MJOS Group including Home Comfort Retrofits and MSM Renewables which has been providing high-quality…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “REFRIGERATION We design, supply and fit, efficient cost-saving refrigeration systems that not only meet your needs but also help you save on energy costs.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 19 | 4 contacts → | ||||
Exact match “If you have a process heating problem, we can almost certainly provide the solution.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “Since our formation in 2003, NOC Heating & Plumbing Ltd has grown steadily and has completed projects across all sectors of the industry.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match “We bring warmth, comfort and fresh air to your home or business with a keen emphasis on performance and quality.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “Mechanical contractor providing heating, plumbing, air conditioning, ventilation services.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “ProService Technicians Ltd specialises in providing Gas, HVAC, and Mechanical Services for commercial and industrial buildings throughout Ireland along with domestic heating…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Service Master is one of Irelands leading, independently owned heat pump servicing and HVAC solutions companies, renowned for our professionalism, reliability and customer care…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match “RD Plumbing provides both commercial and domestic clients with the very best in professional plumbing repairs, serving and maintenance along with the best in hot water and heating…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “heating contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 102 heating contractors based in Ireland
See the full list, filter by size, metro and specialty, and access 258 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Heating contractors based in Ireland at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 102 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 Ireland whose business descriptions match “heating contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 258 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 16, 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 “heating contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many heating contractors are there based in Ireland?
RevenueBase identified 102 company matches for heating contractors associated with Ireland 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?
Heat Merchants Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most heating contractors?
Dublin leads with 15 company records, followed by Tallaght (3) and Ballycoolin (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 258 professional contacts with verified work emails tracked across these 102 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 16, 2026.
Ready to reach these companies? Verified emails and direct dials for all 102 heating contractors based in Ireland. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 25 heating contractors based in Ireland
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 102 matching company records for heating contractors based in Ireland, with 647 tracked contacts and 258 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 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 heating contractors based in Ireland
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 | Heat Merchants Groupheatmerchants.ie HQ: Athlone, IrelandReported employees: 201-500 | Athlone, Ireland | 201-500 | Exact match | 114 contacts → |
“Heat Merchants Group trading as Heat Merchants, Bathroom Merchants, and Tubs & Tiles, is part of Wolseley group since 2022.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Lynskey Engineering LTDlynskeyeng.ieHQ: Dublin 10, IrelandReported employees: 51-200 | Dublin 10, Ireland | 51-200 | Exact match | 47 contacts → |
“Lynskey Engineering Limited provide a wide scope of Mechanical Building Services covering commercial, industrial, process and mixed use developments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Unitherm Heating Systems LTDunithermhs.ie HQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 40 contacts → |
“Since 2004, Unitherm Heating Systems, has been at the forefront in offering engineered heating system solutions for the residential and commercial markets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Kelly RACkellyrac.comHQ: Ennis, IrelandReported employees: 51-200 | Ennis, Ireland | 51-200 | Exact match | 30 contacts → |
“Kelly Refrigeration and Air Conditioning is one of Ireland’s leading refrigeration, air conditioning and HVAC service providers, supporting commercial and industrial clients…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | M&p Mechanicalmandp.ie HQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 27 contacts → |
“M&P Mechanical is a trusted, family-founded mechanical contracting company delivering high-quality, safe, and sustainable solutions across Ireland and beyond.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RVR Energy Technologyrvr.ie HQ: Kenmare, IrelandReported employees: 11-50 | Kenmare, Ireland | 11-50 | Exact match | 22 contacts → |
“RVR is a leading manufacturer and supplier of equipment Heating and Ventilation products to heating installers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Trane Irelandtrane.euHQ: Dublin, IrelandReported employees: Not recorded | Dublin, Ireland | Not recorded | Exact match | 19 contacts → |
“Make Trane Ireland your go-to commercial HVAC partner – for rental and sales of heating, ventilation and air conditioning systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Precision Heating LTDprecisionheating.ieHQ: Ballycoolin, IrelandReported employees: 11-50 | Ballycoolin, Ireland | 11-50 | Exact match | 17 contacts → |
“Welcome Precision Heating is one of Ireland's leading suppliers of heating and renewable energy products to the building and construction Industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Efficient Climate Controleclimate.ieHQ: Dublin 11, IrelandReported employees: 11-50 | Dublin 11, Ireland | 11-50 | Exact match | 15 contacts → |
“Efficient Climate Control provides HVAC and mechanical services across commercial and industrial environments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Coolair LTDcoolair.ieHQ: Dublin 24, IrelandReported employees: 11-50 | Dublin 24, Ireland | 11-50 | Exact match | 14 contacts → |
“Established in 1970, Coolair have over 40 years market leading experience in the supply, installation, service and maintenance of HVAC Systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Euro GAS LTDeurogas.ieHQ: Bray, IrelandReported employees: 11-50 | Bray, Ireland | 11-50 | Exact match | 11 contacts → |
“Euro Gas – Ireland’s Leading Heating, Ventilation & Air Conditioning Specialists.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Cross Hire Servicescrosshireservices.ieHQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 9 contacts → |
“We are Ireland's leading HVAC solutions provider.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | NRG Awarenessnrgawareness.com HQ: Glanmire, IrelandReported employees: 11-50 | Glanmire, Ireland | 11-50 | Exact match | 8 contacts → |
“NRG Awareness' goal is to design reliable and energy-efficient heating systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Walsh & Sheehan LTDwalshandsheehan.com HQ: Co. Kilkenny, IrelandReported employees: 11-50 | Co. Kilkenny, Ireland | 11-50 | Exact match | 7 contacts → |
“Walsh & Sheehan Ltd was founded in 2001 by Business Partners Owen Sheehan and Brian Walsh.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Thermoheat Mechanical LTDthermoheatmechanical.ieHQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 6 contacts → |
“ThermoHeat is a Dublin based mechanical company that offers a complete range of heating, plumbing, ventilation and air-conditioning solutions to commercial clients.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Charles Mccarthy Plumbing LTDcmccplumbing.com HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 6 contacts → |
“Charles McCarthy Plumbers have been working in Cork City since 1881.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MOS Mechanicalmosmechanical.ie HQ: Summerhill, IrelandReported employees: 11-50 | Summerhill, Ireland | 11-50 | Exact match | 5 contacts → |
“MOS Mechanical - previously Mick O’ Shea Heating & Plumbing is part of the MJOS Group including Home Comfort Retrofits and MSM Renewables which has been providing high-quality…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Apex Controls Limitedapexcontrols.ieHQ: Sligo, IrelandReported employees: 51-200 | Sligo, Ireland | 51-200 | Exact match | 4 contacts → |
“REFRIGERATION We design, supply and fit, efficient cost-saving refrigeration systems that not only meet your needs but also help you save on energy costs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Elemex Domestic Heating Productselemex.ie HQ: Santry, IrelandReported employees: 11-50 | Santry, Ireland | 11-50 | Exact match | 4 contacts → |
“If you have a process heating problem, we can almost certainly provide the solution.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | NOC Heating And Plumbing LTDnocheatingandplumbing.com HQ: Co. Kerry, IrelandReported employees: 11-50 | Co. Kerry, Ireland | 11-50 | Exact match | 4 contacts → |
“Since our formation in 2003, NOC Heating & Plumbing Ltd has grown steadily and has completed projects across all sectors of the industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Comfort Solutions Retrofitcomfortsolutions.ie HQ: Newport, IrelandReported employees: 11-50 | Newport, Ireland | 11-50 | Exact match | 3 contacts → |
“We bring warmth, comfort and fresh air to your home or business with a keen emphasis on performance and quality.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  A.S.K. Mechanical Servicesaskmechanical.ieHQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 3 contacts → |
“Mechanical contractor providing heating, plumbing, air conditioning, ventilation services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Proservice Techniciansproservice.ie HQ: Sandyford, IrelandReported employees: 1-10 | Sandyford, Ireland | 1-10 | Exact match | 3 contacts → |
“ProService Technicians Ltd specialises in providing Gas, HVAC, and Mechanical Services for commercial and industrial buildings throughout Ireland along with domestic heating…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Service Master Irelandservicemasterireland.ie HQ: M4 Business Park, IrelandReported employees: 11-50 | M4 Business Park, Ireland | 11-50 | Exact match | 2 contacts → |
“Service Master is one of Irelands leading, independently owned heat pump servicing and HVAC solutions companies, renowned for our professionalism, reliability and customer care…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | RD Plumbing, RD Electricalrdplumbing.ie HQ: Castlecomer, IrelandReported employees: 11-50 | Castlecomer, Ireland | 11-50 | Exact match | 2 contacts → |
“RD Plumbing provides both commercial and domestic clients with the very best in professional plumbing repairs, serving and maintenance along with the best in hot water and heating…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 102 company matches
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Heating contractors: dataset insights
September 16, 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
99 records in the displayed employee bands.
3 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 Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 102 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 16, 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 heating contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many heating contractors did RevenueBase find based in Ireland?
The saved snapshot records 102 matching company records, 647 tracked contacts and 258 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 16, 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
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- Heating contractors based in Mississauga, Canada
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- Heating contractors based in Ottawa, Canada
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- Heating contractors based in Toronto, Canada
- Heating contractors based in Vaughan, Canada
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Browse the directory
Cite this list
RevenueBase Data Team. Top 25 heating contractors based in Ireland. Snapshot: September 16, 2026. https://revenuebase.ai/companies/heating-contractors/ireland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 heating contractors based in Ireland
RevenueBase records 102 matching company records for heating contractors based in Ireland, with 647 tracked contacts and 258 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 16, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 heating contractors based in Ireland
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 | Heat Merchants Groupheatmerchants.ie HQ: Athlone, IrelandReported employees: 201-500 | Athlone, Ireland | 201-500 | Exact match | 114 contacts → |
“Heat Merchants Group trading as Heat Merchants, Bathroom Merchants, and Tubs & Tiles, is part of Wolseley group since 2022.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Lynskey Engineering LTDlynskeyeng.ie HQ: Dublin 10, IrelandReported employees: 51-200 | Dublin 10, Ireland | 51-200 | Exact match | 47 contacts → |
“Lynskey Engineering Limited provide a wide scope of Mechanical Building Services covering commercial, industrial, process and mixed use developments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Unitherm Heating Systems LTDunithermhs.ie HQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 40 contacts → |
“Since 2004, Unitherm Heating Systems, has been at the forefront in offering engineered heating system solutions for the residential and commercial markets.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Kelly RACkellyrac.com HQ: Ennis, IrelandReported employees: 51-200 | Ennis, Ireland | 51-200 | Exact match | 30 contacts → |
“Kelly Refrigeration and Air Conditioning is one of Ireland’s leading refrigeration, air conditioning and HVAC service providers, supporting commercial and industrial clients…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | M&p Mechanicalmandp.ie HQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 27 contacts → |
“M&P Mechanical is a trusted, family-founded mechanical contracting company delivering high-quality, safe, and sustainable solutions across Ireland and beyond.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | RVR Energy Technologyrvr.ie HQ: Kenmare, IrelandReported employees: 11-50 | Kenmare, Ireland | 11-50 | Exact match | 22 contacts → |
“RVR is a leading manufacturer and supplier of equipment Heating and Ventilation products to heating installers.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Trane Irelandtrane.eu HQ: Dublin, IrelandReported employees: Not recorded | Dublin, Ireland | Not recorded | Exact match | 19 contacts → |
“Make Trane Ireland your go-to commercial HVAC partner – for rental and sales of heating, ventilation and air conditioning systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Precision Heating LTDprecisionheating.ie HQ: Ballycoolin, IrelandReported employees: 11-50 | Ballycoolin, Ireland | 11-50 | Exact match | 17 contacts → |
“Welcome Precision Heating is one of Ireland's leading suppliers of heating and renewable energy products to the building and construction Industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Efficient Climate Controleclimate.ie HQ: Dublin 11, IrelandReported employees: 11-50 | Dublin 11, Ireland | 11-50 | Exact match | 15 contacts → |
“Efficient Climate Control provides HVAC and mechanical services across commercial and industrial environments.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Coolair LTDcoolair.ie HQ: Dublin 24, IrelandReported employees: 11-50 | Dublin 24, Ireland | 11-50 | Exact match | 14 contacts → |
“Established in 1970, Coolair have over 40 years market leading experience in the supply, installation, service and maintenance of HVAC Systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Euro GAS LTDeurogas.ie HQ: Bray, IrelandReported employees: 11-50 | Bray, Ireland | 11-50 | Exact match | 11 contacts → |
“Euro Gas – Ireland’s Leading Heating, Ventilation & Air Conditioning Specialists.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cross Hire Servicescrosshireservices.ie HQ: Dublin, IrelandReported employees: 51-200 | Dublin, Ireland | 51-200 | Exact match | 9 contacts → |
“We are Ireland's leading HVAC solutions provider.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | NRG Awarenessnrgawareness.com HQ: Glanmire, IrelandReported employees: 11-50 | Glanmire, Ireland | 11-50 | Exact match | 8 contacts → |
“NRG Awareness' goal is to design reliable and energy-efficient heating systems.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Walsh & Sheehan LTDwalshandsheehan.com HQ: Co. Kilkenny, IrelandReported employees: 11-50 | Co. Kilkenny, Ireland | 11-50 | Exact match | 7 contacts → |
“Walsh & Sheehan Ltd was founded in 2001 by Business Partners Owen Sheehan and Brian Walsh.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Thermoheat Mechanical LTDthermoheatmechanical.ie HQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 6 contacts → |
“ThermoHeat is a Dublin based mechanical company that offers a complete range of heating, plumbing, ventilation and air-conditioning solutions to commercial clients.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Charles Mccarthy Plumbing LTDcmccplumbing.com HQ: Cork, IrelandReported employees: 11-50 | Cork, Ireland | 11-50 | Exact match | 6 contacts → |
“Charles McCarthy Plumbers have been working in Cork City since 1881.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | MOS Mechanicalmosmechanical.ie HQ: Summerhill, IrelandReported employees: 11-50 | Summerhill, Ireland | 11-50 | Exact match | 5 contacts → |
“MOS Mechanical - previously Mick O’ Shea Heating & Plumbing is part of the MJOS Group including Home Comfort Retrofits and MSM Renewables which has been providing high-quality…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Apex Controls Limitedapexcontrols.ie HQ: Sligo, IrelandReported employees: 51-200 | Sligo, Ireland | 51-200 | Exact match | 4 contacts → |
“REFRIGERATION We design, supply and fit, efficient cost-saving refrigeration systems that not only meet your needs but also help you save on energy costs.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Elemex Domestic Heating Productselemex.ie HQ: Santry, IrelandReported employees: 11-50 | Santry, Ireland | 11-50 | Exact match | 4 contacts → |
“If you have a process heating problem, we can almost certainly provide the solution.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | NOC Heating And Plumbing LTDnocheatingandplumbing.com HQ: Co. Kerry, IrelandReported employees: 11-50 | Co. Kerry, Ireland | 11-50 | Exact match | 4 contacts → |
“Since our formation in 2003, NOC Heating & Plumbing Ltd has grown steadily and has completed projects across all sectors of the industry.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Comfort Solutions Retrofitcomfortsolutions.ie HQ: Newport, IrelandReported employees: 11-50 | Newport, Ireland | 11-50 | Exact match | 3 contacts → |
“We bring warmth, comfort and fresh air to your home or business with a keen emphasis on performance and quality.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | A.S.K. Mechanical Servicesaskmechanical.ie HQ: Dublin, IrelandReported employees: 11-50 | Dublin, Ireland | 11-50 | Exact match | 3 contacts → |
“Mechanical contractor providing heating, plumbing, air conditioning, ventilation services.” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Proservice Techniciansproservice.ie HQ: Sandyford, IrelandReported employees: 1-10 | Sandyford, Ireland | 1-10 | Exact match | 3 contacts → |
“ProService Technicians Ltd specialises in providing Gas, HVAC, and Mechanical Services for commercial and industrial buildings throughout Ireland along with domestic heating…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Service Master Irelandservicemasterireland.ie HQ: M4 Business Park, IrelandReported employees: 11-50 | M4 Business Park, Ireland | 11-50 | Exact match | 2 contacts → |
“Service Master is one of Irelands leading, independently owned heat pump servicing and HVAC solutions companies, renowned for our professionalism, reliability and customer care…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | RD Plumbing, RD Electricalrdplumbing.ie HQ: Castlecomer, IrelandReported employees: 11-50 | Castlecomer, Ireland | 11-50 | Exact match | 2 contacts → |
“RD Plumbing provides both commercial and domestic clients with the very best in professional plumbing repairs, serving and maintenance along with the best in hot water and heating…” Recorded description excerpt · September 16, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 102 company matches
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Heating contractors: dataset insights
September 16, 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
99 records in the displayed employee bands.
3 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 Ireland, so it is reported there. Company counts and contact totals on this page are exact for Ireland, over 102 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 16, 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 heating contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many heating contractors did RevenueBase find based in Ireland?
The saved snapshot records 102 matching company records, 647 tracked contacts and 258 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 16, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 heating contractors based in Ireland. Snapshot: September 16, 2026. https://revenuebase.ai/companies/heating-contractors/ireland.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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