Company lists · Data refreshed November 2026

Top 21 Hvac optimization service providers based in Ireland

RevenueBase identified 39 company matches for hvac optimization service providers associated with Ireland as of November 2026 and tracks 593 professional contacts across them, including 237 with verified work emails. Dublin is the largest hub.

This list covers company matches for hvac optimization service providers 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 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
39Companies
593Contacts tracked
237Verified emails
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The 21 largest hvac optimization service providers based in Ireland

Ranked by team size
Top 21 of 39 company matches for hvac optimization service providers based in Ireland, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchClane, IrelandHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Crystal Air is a leading service supplier in the field of air conditioning with regard to installations, servicing and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMagna Business Park, IrelandHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“Thermodial are experts in planned preventative maintenance (PPM) of heating, ventilation and air conditioning (HVAC), BEMS, electrical and water services – since 1986.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDublin, IrelandHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Spectrum Engineering Limited was founded in 1982, and was set up to fill a gap in the Irish market for an independent HVAC Commissioning specialist firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchEnnis, IrelandHQ recorded Nov 6, 202651-20029 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchKildare, IrelandHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“Flowtech Engineering is a privately owned company that is able to assist with all HVAC requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDublin, IrelandHQ recorded Nov 6, 2026n/a21 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWicklow, IrelandHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“Symphony Energy is a global leader in optimising energy performance in the commercial built environment.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDublin 11, IrelandHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Efficient Climate Control provides HVAC and mechanical services across commercial and industrial environments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchKilkenny, IrelandHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“Blanchfield Heating was established in 1994 as a private owned business with a flexible client-focused approach and an appreciation of long term business relationships.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDublin 24, IrelandHQ recorded Nov 6, 202611-5013 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLittle Island, IrelandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“The Team at BMC Eirco Refrigeration have been taking pride in supporting and serving our customers everyday since We provide sales, service and maintenance of HVACR from our…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBray, IrelandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Euro Gas – Ireland’s Leading Heating, Ventilation & Air Conditioning Specialists.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDublin, IrelandHQ recorded Nov 6, 202651-2006 contacts →

Exact match

“We are Ireland's leading HVAC solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSummerhill, IrelandHQ recorded Nov 6, 202611-506 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 · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDublin, IrelandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Envision Engineering has specialised in HVAC services project management, commissioning, testing and balancing and the qualification of clean room air handling services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchM4 Business Park, IrelandHQ recorded Nov 6, 202611-504 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 · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDublin, IrelandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Veracity are specialists in HVAC sales, installation, planned preventative maintenance and emergency asset care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBlackrock, IrelandHQ recorded Nov 6, 20261-103 contacts →

Exact match

“PowerTherm Solutions was founded in 2002 and has since established itself as one of Ireland’s leading energy consultancies and energy-related services companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCork, IrelandHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Here at Walsh Heating and Cooling LTD we are a fast growing company providing NATIONWIDE services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchOakpark, IrelandHQ recorded Nov 6, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLimerick, IrelandHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Established 2012, we are proud to be recognised for the service we provide to clients over the last seven years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 21 of 39 hvac optimization service providers based in Ireland

See the full list, filter by size, metro and specialty, and access 237 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac optimization service providers based in Ireland at a glance

As of Nov 6, 2026
40.0%Verified-email coverage
15.2Average contacts per company
11-50Median size (employees)
17.9%Largest-city concentration · Dublin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
13
51-200
8
201-500
1
10001+
1

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 39 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 “hvac optimization service 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 237 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 optimization service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac optimization service providers are there based in Ireland?

RevenueBase identified 39 company matches for hvac optimization service providers associated with Ireland 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?

Crystal AIR LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most hvac optimization service providers?

Dublin leads with 7 company records, followed by Carlow (2) and Portlaoise (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 237 professional contacts with verified work emails tracked across these 39 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.

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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.