Builder · 2023

John Sisk & Son Holding Ltd.

John Sisk & Son Holding Ltd. is the named builder on 37 project starts in 2023, ranking #7 of 2,870 companies. Busiest in Dublin (21), Galway (5), Limerick (5).

Registered company JOHN SISK & SON (HOLDINGS) LIMITEDCompany no. 241278Last accounts filed year to 31 December 2025

project starts in 202337

counties7

busiest company#7

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37 sites in 2023, newest first

Where John Sisk & Son Holding Ltd. is building

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• Co. DublinNew building · Completion certificate 23 Sep 2026
  2023
• O'Devoney Gardens, Co. DublinNew building · Completion certificate 18 Feb 2026
  2023
• Co. DublinNew building · Completion certificate 20 May 2026
  2023
• Co. DublinNew building · Completion certificate 14 Oct 2025
  2023
• Ballinasloe, Co. GalwayNew building · Completion certificate 9 Sep 2024
  2023
• Co. DublinExtension · Completion certificate 3 Jul 2026
  2023
• Co. LimerickNew building · Completion certificate 24 Sep 2025
  2023
• Co. DublinNew building · Work started
  2023
• Co. DublinNew building · Work started
  2023
• Grange castle, Co. DublinMaterial alteration · Work started
  2023
• Co. DublinNew building · Work started
  2023
• Co. DublinNew building · Completion certificate 12 Aug 2024
  2023
• Saggart, Co. DublinExtension · Work started
  2023
• Co. DublinNew building · Work started
  2023
• Portarlington, Co. LaoisNew building · Completion certificate 15 Dec 2023
  2023
• Charleville, Co. CorkNew building · Completion certificate 13 Sep 2024
  2023
• Co. LimerickNew building · Work started
  2023
• Co. CarlowNew building · Work started
  2023
• Lucan, Co. DublinNew building · Completion certificate 3 Jul 2024
  2023
• Co. DublinNew building · Work started
  2023
• Co. DublinNew building · Work started
  2023
• Co. DublinNew building · Work started
  2023
• Athlone, Co. WestmeathExtension · Completion certificate 14 Dec 2023
  2023
• Co. DublinNew building · Completion certificate 14 Aug 2026
  2023
• Ballybrit, Co. GalwayNew building · Completion certificate 22 Nov 2024
  2023
• Plassey, Co. LimerickNew building · Work started
  2023
• Profile Park, Co. DublinNew building · Work started
  2023
• Co. DublinChange of use · Completion certificate 1 Oct 2023
  2023
• Athlone, Co. WestmeathExtension · Work started
  2023
• Co. GalwayMaterial alteration · Work started
  2023
• Co. GalwayNew building · Completion certificate 28 Nov 2023
  2023
• Co. LimerickNew building · Completion certificate 4 Feb 2026
  2023
• Co. GalwayMaterial alteration · Work started
  2023
• Co. LimerickNew building · Completion certificate 24 Sep 2025
  2023
• Co. DublinType of work not stated · Work started
  2023
• MIDLETON, Co. CorkNew building · Completion certificate 28 Nov 2024
  2023
• Co. DublinNew building · Completion certificate 16 Apr 2026
  2023

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Counted from project starts naming John Sisk & Son Holding Ltd. as builder, by start date. One project can start in several phases (fit-outs, substations and so on). A start shows work beginning; it does not mean contracts are still open.

Company details from Companies Registration Office open data (CC BY 4.0), checked 26 September 2026.