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Find construction companies by trade and area
Choose a construction category and county. You can narrow the results by town where the registered-office location can be matched confidently.
Results come from a dated Companies Registration Office snapshot. They show registered companies and their principal activity. They do not show every local sole trader, and they do not prove service area, availability, qualifications, insurance or workmanship.
Browse by county
- Carlow (313)
- Cavan (473)
- Clare (618)
- Cork (2831)
- Donegal (1033)
- Dublin (6281)
- Galway (1224)
- Kerry (736)
- Kildare (1321)
- Kilkenny (410)
- Laois (361)
- Leitrim (130)
- Limerick (744)
- Longford (200)
- Louth (794)
- Mayo (622)
- Meath (1354)
- Monaghan (414)
- Offaly (378)
- Roscommon (274)
- Sligo (255)
- Tipperary (757)
- Waterford (427)
- Westmeath (489)
- Wexford (824)
- Wicklow (601)
Contains Irish Public Sector Data licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence. Source: Companies Registration Office Company Records. Snapshot dated 18 July 2026.
View the official dataset · Search the official CRO register
Business claiming and contact details are not part of this first public version.