Company lists · Data verified August 2026

Top 24 Carbon accounting firms based in Ireland

Name: Carbon accounting firms based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 41 companies tracked

There are 41 carbon accounting firms headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 197 professional contacts across them, including 100 with verified work emails and 11 with mobile numbers. Dublin is the largest hub.

This list covers carbon accounting firms 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.

41Companies

197Contacts tracked

100Verified emails

11Mobile numbers

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The 24 largest carbon accounting firms based in Ireland

Ranked by team size

Top 24 of 41 carbon accounting firms 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	Enviroguide A DNV Company	n/a	11-50	23	13
2	Plan Energy	Sligo	11-50	17	14
3	Passive Dynamics	Dublin	11-50	15	11
4	Sustainabilityworks Ireland	Dublin	1-10	13	11
5	Iqutech	Limerick	11-50	12	4
6	Meehan Green, A KEO Company	n/a	11-50	11	6
7	Carbon Complete	Galway	1-10	11	2
8	Visiongreen Consultancy	Carlow	1-10	8	7
9	Greenstreets Environmental Resources LTD	n/a	11-50	8	5
10	Fort Energy	Galway	1-10	6	3
11	Climate Matters LTD	Dublin	11-50	5	5
12	CYD Connects	Dublin	1-10	5	2
13	Environet Solutions	Dungarvan	1-10	5	2
14	Evia Sustainable Real Estate Limited	Dublin	11-50	4	4
15	White Spire	Dublin	1-10	3	1
16	Pragmatica B Corp	Naas	1-10	2	2
17	Global Green	n/a	11-50	2	1
18	Blue Planet Consulting Limited	Cork	1-10	2	1
19	SSI Sustainability Solutions Ireland LTD	Castlebar	1-10	1	1
20	Ticcbox	n/a	1-10	1	1
21	Sustineo	n/a	1-10	1	1
22	4see	Dublin	1-10	1	1
23	Retail Renewal	Blackrock	1-10	1	1
24	Ecoquest Environmental	Galway	1-10	1	1

Showing 24 of 41 carbon accounting firms based in Ireland

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Carbon accounting firms based in Ireland at a glance

As of Aug 28, 2026

1-10Median size (employees)

DublinLargest hub · 16 HQs

11Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

Carbon accounting firms by metro

Metro	Companies
Carbon accounting firms in Dublin	16
Carbon accounting firms in Galway	4
Carbon accounting firms in Naas	2
Carbon accounting firms in Cork	2
Carbon accounting firms in Sligo	1
Carbon accounting firms in Enniskerry	1
Carbon accounting firms in Shannon	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 “carbon accounting firms”, 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; 1 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 carbon accounting firms are there based in Ireland?

There are 41 carbon accounting firms headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Enviroguide A DNV Company, headquartered in Ireland, tops this list with the largest team on record.

Which city has the most carbon accounting firms?

Dublin leads with 16 headquartered companies, followed by Galway (4) and Naas (2).

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 100 verified decision-maker contacts tracked across these 41 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.