The Irish Construction News Top 40 Building Contractors 2025 listing is a snapshot of the building contractors’ sector of the Irish construction industry at the end of 2024.
No 01: Sisk
Sisk group turnover in 2024 was just over €2.75bn, up circa €280m on its 2023 figure of €2.47bn.
Total Turnover: €2,751,200,000
ROI Turnover:€1,179,500,000
International Turnover: €1,571,700,000
No 02: Winthrop
Winthrop Technologies Limited’s turnover in 2024 was nearly €1.6bn, an increase of approximately €300m on its turnover of €1,3bn in 2023.
Total Turnover: €1,588,670,000
ROI Turnover: €362,400,000
International Turnover: €1,226,270,000
No 03: Collen
Collen’s turnover in 2024 was nearly €1.15bn, an increase of approximately €475m on its turnover of €675m in 2023.
Turnover: €1,150,000,000
ROI Turnover: €260M
International Turnover: €900M
No 04: John Paul Construction
John Paul Construction’s turnover in 2024 of €736m is an increase of approximately €28m on its turnover of €708m in 2023.
Total Turnover: €736M
ROI Turnover: €646M
International Turnover: €90M
No 05: Walls Construction Ltd
Walls Construction’s turnover in 2024 was €631m is an increase of €61m over its 2023 turnover of €570m.
Total Turnover: €631M
ROI Turnover: €631M
No 06: Murphy
Murphy’s turnover in 2024 was €580m, an increase of €330m over its 2023 turnover of €250m.
Total Turnover: €580M
ROI Turnover: €275M
International Turnover: €305M
No 07: PJ Hegarty
PJ Hegarty’s turnover was €571m in 2024 , an increase of €93m over its 2023 turnover of €478m.
Total Turnover:€571M
ROI Turnover: €501M
International Turnover: €70M
No 08: JJ Rhatigan & Company
JJ Rhatigan & Company’s turnover was €543.5m in 2024, an increase of €192.5m over its 2023 turnover of €351m.
Total Turnover: €543,454,478
ROI Turnover: €351,545,403
International Turnover: €191,909,075
No 09: BAM Ireland
BAM Ireland’s turnover was €427m in 2024, a decrease of €79m over its 2023 turnover of €506m.
Total Turnover: €427M
ROI Turnover: €427M
No 10: Bennett (Construction) Ltd
Bennett (Construction) Ltd turnover was €375m in 2024, an increase of €6m over its 2023 turnover of €369m.
Total Turnover: €375M
ROI Turnover: €282M
International Turnover: €93M
No 11: Elliott Group
Elliott Group’s turnover was €310m in 2024, an increase of €95m over its 2023 turnover of €215m.
Total Turnover: €310M
ROI Turnover: €195M
International Turnover: €115M
No 12: Errigal Contracts LTD
Errigal Contracts’ turnover was €246m in 2024, an increase of €89m over its 2023 turnover of €157m.
Total Turnover: €246M
ROI Turnover: €58M
International Turnover: €188M
No 13: Wills Bros
Will Bros’ turnover was €241m in 2024, an increase of €56m over its 2023 turnover of €185m.
Total Turnover: €241M
ROI Turnover: €193M
International Turnover: €48M
No 14: Ardmac
Ardmac’s turnover was just over €228m in 2024, a slight decrease of €1.8m over its 2023 turnover of €230m.
Total Turnover: €228.2M
ROI Turnover: €117M
International Turnover: €111.2M
No 15: Flynn
Flynn’s turnover was just over €204m in 2024, an increase of €64m over its 2023 turnover of €140.2m.
Total Turnover: €204,377,790
ROI Turnover: €144,288,558
International Turnover: €60,089,232
No 16: GEM Construction Company Limited
GEM’s turnover was just over €186m in 2024, an increase of €94.8m over its 2023 turnover of €91.2m.
Total Turnover: €186M
ROI Turnover: €186M
N0 17: Conack Construction
Conack’s turnover was €160m in 2024, a decrease of €36.7m over its 2023 turnover of €196.7m.
Total Turnover: €160M
ROI Turnover: €160M
No 18: Glanua
Glanua’s turnover was €155m in 2024, an increase of €5m over its 2023 turnover of €150m.
Total Turnover: €155M
ROI Turnover: €98M
International Turnover: €57M
No 19: Clancy Construction
Clancy’s turnover was just over €141.5m in 2024, an increase of €65.5m over its 2023 turnover of €76m.
Total Turnover: €141,420,501
ROI Turnover: €141,420,501
No 20: Monami Construction
Monami Construction’s turnover was just over €140.3m in 2024, an increase of €24.5m over its 2023 turnover of €115.9m.
Total Turnover: €140,325,857
ROI Turnover: €140,325,857
No 21: Coffey
Total Turnover: €139M
ROI Turnover: €81.4M
International Turnover: €57.6M
No 22: Vision Contracting
Total Turnover: €133.7M
ROI Turnover: €133.7M
No 23: Townmore Construction
Total Turnover: €117M
ROI Turnover: €99M
International Turnover: €18M
No 24: Duggan Brothers Ltd
Total Turnover: €109M
ROI Turnover: €109M
No 25: Ganson Building & Civil Engineering Ltd
Total Turnover: €105M
ROI Turnover: €65,240,000
International Turnover: €39,760,000
No 26: Jons Civil Engineering Company Ltd
Total Turnover: €102M
ROI Turnover: €102M
No 27: ABM Group
Total Turnover: €100.4M
ROI Turnover: €70M
International Turnover: €30.4M
No 28: Clonmel Enterprises Ltd
Total Turnover: €73,511,000
ROI Turnover: €73,511,000
No 29: Townlink
Total Turnover: €68M
ROI Turnover: €68M
No 30: Mannings Construction
Total Turnover: €64M
ROI Turnover: €64M
No 31: Shareridge Civil Engineering
Total Turnover: €62.8M
ROI Turnover: €62.8M
No 32: David Flynn Ltd
Total Turnover: €60,039,7957
ROI Turnover: €658,607,907
International Turnover: €1,368,888
No 33: Stewart Construction
Total Turnover: €60M
ROI Turnover: €60M
No 34: T&I Fit-Outs
Total Turnover: €59M
ROI Turnover: €59M
No 35: Arkil Holding Ltd
Total Turnover: €53,000,050
ROI Turnover: €53M
International Turnover: €50,000
No 36: Kilcawley Construction
Total Turnover: €50.9M
ROI Turnover: €50.9M
No 37: KPH Construction
Total Turnover: €48M
ROI Turnover: €48M
No 38: Purcell Construction
Total Turnover: €40,893,096
ROI Turnover: €40,893,096
No 39: ClearyDoyle
Total Turnover: €40M
ROI Turnover: €40M
