Company lists · Data refreshed November 2026

Top 25 School energy efficiency consultants based in Ireland

RevenueBase identified 88 company matches for school energy efficiency consultants associated with Ireland as of November 2026 and tracks 537 professional contacts across them, including 180 with verified work emails. Dublin is the largest hub.

This list covers company matches for school energy efficiency consultants 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
88Companies
537Contacts tracked
180Verified emails
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The 25 largest school energy efficiency consultants based in Ireland

Ranked by team size
Top 25 of 88 company matches for school energy efficiency consultants 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 matchCork, IrelandHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“SE Systems (Sustainable Energy Systems) is Ireland's leading energy solutions provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchCork, IrelandHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“We take great pride in our data-driven, scientific approach to energy solutions, spearheaded by a team known for its experience and creative design skills.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLittle Island, IrelandHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Verde Energy Group Delivering energy cost savings and carbon reduction solutions to Commercial & Industrial businesses since 2009.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDublin 12, IrelandHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“House 2 Home has been Ireland's leading 'one stop shop' for energy upgrades since 2013.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact 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
6Exact matchCo. Dublin, IrelandHQ recorded Nov 6, 202611-5017 contacts →

Exact match

“We are an energy management consultancy providing complete energy management services to all business sectors, public and private and local authorities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWexford, IrelandHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“At Energlaze Home Energy Upgrades, not only are we committed to improving the overall comfort of your home, but we are also focused on reducing your energy costs and can help you…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDublin, IrelandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“At SEHA we design energy effective Mechanical and Electrical building services systems for all forms of commercial, educational, residential,industrial and institutional.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDublin 2, IrelandHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Trusted by Irish business owners to lower energy costs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWaterford, IrelandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Geaney Engineering Consultants are a building services consultancy, and energy management firm offering comprehensive engineering services, project management services, carbon…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBallycoolin, IrelandHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Codex Energy Consultants Ltd is a company of specialist engineering and energy consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchIrelandHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Providing expert design, energy consulting & training in high performance buildings since 1993.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchGalway, IrelandHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Fort Energy is a specialist energy consulting firm to the SME, commercial and government sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNewtownmountkennedy, IrelandHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Integrate Home Energy Upgrades is a One-Stop-Shop retrofit service provider based in Wicklow town.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchNavan, IrelandHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Joseph Kearney set up BERcerts.ie in January 2008.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUcd Belfield Dublin 4, IrelandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“At Vivid Edge, we're passionate about helping our customers save precious time and funds while cutting carbon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWicklow, IrelandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Cardi Energy is a leading Energy Services Consultancy dedicated to revolutionising the energy landscape for commercial buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAnnacotty, IrelandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“EnergyLads is a leading provider of comprehensive energy consulting services in Ireland, dedicated to helping businesses and individuals reduce their energy costs and carbon…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchCork, IrelandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“We assist clients reduce business costs through a suite of passive solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRaheny, IrelandHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Specialties- Development & implementation of renewable energy & energy efficiency projects • Strategy development & investment planning • Energy savings planning & retrofits •…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact 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
22Exact matchBirr, IrelandHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Energy consultants BER Assessors Airtightness testing Ventilation Validation”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBallinlough, IrelandHQ recorded Nov 6, 20261-102 contacts →

Exact match

“We are dedicated to helping homes and businesses save money & energy, provide energy upgrades and install renewable technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchDunleer, IrelandHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Energy Team provides a one stop shop service on energy from education to implementation, to communities across Ireland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchIrelandHQ recorded Nov 6, 202611-502 contacts →

Exact match

“Systems thinking is one of the core skillsets of the SystemCore team, We build a systems approach into all that we do.”

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

Showing 25 of 88 school energy efficiency consultants based in Ireland

See the full list, filter by size, metro and specialty, and access 180 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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School energy efficiency consultants based in Ireland at a glance

As of Nov 6, 2026
33.5%Verified-email coverage
6.1Average contacts per company
1-10Median size (employees)
15.9%Largest-city concentration · Dublin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
24
51-200
3

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 88 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 “school energy efficiency consultants” 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 180 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 “school energy efficiency consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many school energy efficiency consultants are there based in Ireland?

RevenueBase identified 88 company matches for school energy efficiency consultants 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?

SE Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most school energy efficiency consultants?

Dublin leads with 14 company records, followed by Cork (6) and Galway (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 180 professional contacts with verified work emails tracked across these 88 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.