Company lists · Data verified August 2026

Top 25 Energy efficiency software companies based in Ireland

Name: Energy efficiency software companies based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 43 companies tracked

There are 43 energy efficiency software companies headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 652 professional contacts across them, including 327 with verified work emails and 30 with mobile numbers. Dublin is the largest hub.

This list covers energy efficiency software companies headquartered in Ireland, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

43Companies

652Contacts tracked

327Verified emails

30Mobile numbers

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The 25 largest energy efficiency software companies based in Ireland

Ranked by team size

Top 25 of 43 energy efficiency software companies based in Ireland, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Pinergy	Dublin	51-200	99	77
2	CIM	Dublin	51-200	94	24
3	Em3	Limerick	51-200	86	51
4	SE Systems	Cork	51-200	59	34
5	Swyft Energy	n/a	51-200	55	32
6	Innowatts	Cork	51-200	28	15
7	Resourcekraft Energy Management Solutions	n/a	11-50	20	11
8	Symphony Energy	Wicklow	11-50	17	5
9	Ultan Technologies	Dublin	11-50	16	10
10	Frontline Energy	Dublin	11-50	15	10
11	Acutrace	Dublin	1-10	12	7
12	Cognition.World	Dublin	11-50	10	5
13	WIA	Dublin	1-10	10	2
14	Energyelephant	Dublin Dublin City	11-50	9	9
15	Opnbuildings	n/a	11-50	7	6
16	Episensor	Limerick	11-50	7	5
17	Arden Energy	Dublin	1-10	6	5
18	Vivid Edge	Dublin	1-10	6	5
19	Dcsix Technologies	Cork	1-10	5	2
20	Impact Energy Solutions	Cork	1-10	4	1
21	ISO Baseline LTD	Carrigaline	1-10	3	1
22	Irish Commodities Tráchtearraí Éireanneacha	n/a	1-10	3	1
23	Century Retrofit LTD	Galway	11-50	2	2
24	Systemcore	n/a	11-50	2	1
25	Powertherm Solutions	Blackrock	1-10	2	1

Showing 25 of 43 energy efficiency software companies based in Ireland

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 327 reachable decision-makers.

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Energy efficiency software companies based in Ireland at a glance

As of Aug 28, 2026

11-50Median size (employees)

DublinLargest hub · 13 HQs

30Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Energy efficiency software companies by metro

Metro	Companies
Energy efficiency software companies in Dublin	13
Energy efficiency software companies in Cork	4
Energy efficiency software companies in Limerick	3
Energy efficiency software companies in Dundalk	2
Energy efficiency software companies in Galway	2
Energy efficiency software companies in Docklands	1
Energy efficiency software companies in Portlaoise	1

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “energy efficiency software companies”, with match quality audited by blind human judging, and headquartered in Ireland.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many energy efficiency software companies are there based in Ireland?

There are 43 energy efficiency software companies headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Pinergy, headquartered in Dublin, tops this list with the largest team on record.

Which city has the most energy efficiency software companies?

Dublin leads with 13 headquartered companies, followed by Cork (4) and Limerick (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 327 verified decision-maker contacts tracked across these 43 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.