Company lists · Data verified August 2026

Top 25 Civil engineering consultancies based in Ireland

Name: Civil engineering consultancies based in Ireland
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 409 companies tracked

There are 409 civil engineering consultancies headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 11,101 professional contacts across them, including 4,490 with verified work emails and 376 with mobile numbers. Dublin is the largest hub.

This list covers civil engineering consultancies 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.

409Companies

11,101Contacts tracked

4,490Verified emails

376Mobile numbers

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The 25 largest civil engineering consultancies based in Ireland

Ranked by team size

Top 25 of 409 civil engineering consultancies 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	Jones Engineering	n/a	1,001-5,000	2,403	1,096
2	Dornan	Little Island	501-1,000	1,239	119
3	Coffey	Enfield	201-500	323	186
4	ORS	n/a	51-200	267	136
5	O'connor Sutton Cronin	Cork	201-500	236	142
6	Dbfl Consulting Engineers LTD	n/a	51-200	181	117
7	KSN	Dublin	51-200	165	59
8	MWP	n/a	51-200	160	73
9	Egis In Ireland	n/a	501-1,000	144	52
10	Secto Services Limited	n/a	201-500	134	88
11	Gavin & Doherty Geosolutions GDG	Cork	51-200	122	80
12	EDC	Galway	51-200	120	78
13	Ryan Hanley, NOW Stantec	Cork	51-200	116	77
14	Fehily Timoney And Company	Cork	51-200	115	1
15	Punch Consulting Engineers	Dun Laoghaire	51-200	109	78
16	Shareridge	Castlebar	51-200	105	75
17	Jons Civil Engineering Company LTD	n/a	51-200	103	37
18	Waterman Moylan Consulting Engineers	n/a	51-200	102	55
19	Clifton Scannell Emerson Associates	n/a	51-200	92	67
20	Igsl Limited	Naas	51-200	91	13
21	Jennings O'donovan & Partners	Sligo	51-200	79	56
22	Barrett Mahony Consulting Engineers	n/a	51-200	79	41
23	Mitchell Mcdermott	Dublin	51-200	75	60
24	Prochem Engineering	n/a	51-200	75	48
25	AWN Consulting LTD	n/a	51-200	74	50

Showing 25 of 409 civil engineering consultancies based in Ireland

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Civil engineering consultancies based in Ireland at a glance

As of Aug 28, 2026

11-50Median size (employees)

DublinLargest hub · 61 HQs

376Contacts with mobile numbers

21Emails re-verified in last 30 days

Companies by employee count

1-10

196

11-50

138

51-200

201-500

501-1,000

1,001-5,000

Civil engineering consultancies by metro

Metro	Companies
Civil engineering consultancies in Dublin	61
Civil engineering consultancies in Cork	22
Civil engineering consultancies in Limerick	14
Civil engineering consultancies in Naas	9
Civil engineering consultancies in Sligo	6
Civil engineering consultancies in Galway	5
Civil engineering consultancies in Little Island	4

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 “civil engineering consultancies”, 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; 21 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 civil engineering consultancies are there based in Ireland?

There are 409 civil engineering consultancies headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

Jones Engineering, headquartered in Ireland, tops this list with the largest team on record.

Which city has the most civil engineering consultancies?

Dublin leads with 61 headquartered companies, followed by Cork (22) and Limerick (14).

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 4,490 verified decision-maker contacts tracked across these 409 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.