Company lists · Data verified August 2026

Top 25 Civil engineering staffing based in Ireland

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 142 companies tracked

There are 142 civil engineering staffing headquartered in Ireland (RevenueBase, August 2026). RevenueBase tracks 2,461 professional contacts across them, including 872 with verified work emails and 103 with mobile numbers. Dublin is the largest hub.

This list covers civil engineering staffing 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.

142Companies

2,461Contacts tracked

872Verified emails

103Mobile numbers

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The 25 largest civil engineering staffing based in Ireland

Ranked by team size

Top 25 of 142 civil engineering staffing 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	O'connor Sutton Cronin	Cork	201-500	236	142
2	Sigmar Recruitment	Cork	51-200	200	43
3	MWP	n/a	51-200	160	73
4	Ward Personnel	Leinster	11-50	120	38
5	Gdcl Consulting Engineers	Perrystown	11-50	115	25
6	Barrett Mahony Consulting Engineers	n/a	51-200	79	41
7	BSS Building Staff Solutions	Dublin	51-200	78	15
8	Europlan Group	Dublin	51-200	73	25
9	Protecnium	Dublin	51-200	61	1
10	SSA Recruitment Group	n/a	11-50	49	11
11	KSK Rathmor Engineering & Recruitment	n/a	201-500	43	6
12	Prokon Software Limited	Dublin	11-50	40	23
13	Sherlock Recruitment	Dublin	11-50	36	11
14	SDS Design Engineers	n/a	11-50	33	24
15	Chipright	n/a	51-200	29	15
16	O'neill & Brennan Ireland	n/a	51-200	28	9
17	Deena Energy	Balbriggan	51-200	22	5
18	Downes Associates	Dublin	11-50	21	14
19	Lohan & Donnelly Consulting Engineers	n/a	11-50	21	11
20	Firstaff Personnel Consultants	Dublin	11-50	20	7
21	Global Professional Consultants	Dublin	11-50	18	13
22	Hanley Pepper Consulting Engineers	Blackrock	11-50	18	12
23	Denis Williams Design Services	Dundalk	11-50	17	12
24	Glas Civil Engineering LTD	Kilheffernan Kilheffernan	51-200	17	11
25	Donnachadh O'brien & Associates	Naas	11-50	16	15

Showing 25 of 142 civil engineering staffing based in Ireland

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Civil engineering staffing based in Ireland at a glance

As of Aug 28, 2026

11-50Median size (employees)

DublinLargest hub · 32 HQs

103Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Civil engineering staffing by metro

Metro	Companies
Civil engineering staffing in Dublin	32
Civil engineering staffing in Cork	9
Civil engineering staffing in Limerick	7
Civil engineering staffing in Sligo	4
Civil engineering staffing in Rathcoole	3
Civil engineering staffing in Naas	3
Civil engineering staffing in Ballincollig	3

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 staffing”, 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; 4 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 staffing are there based in Ireland?

There are 142 civil engineering staffing headquartered in Ireland as of August 2026 (RevenueBase).

What is the largest company on this list?

O'connor Sutton Cronin, headquartered in Cork, tops this list with the largest team on record.

Which city has the most civil engineering staffing?

Dublin leads with 32 headquartered companies, followed by Cork (9) and Limerick (7).

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 872 verified decision-maker contacts tracked across these 142 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.