Builder · 2024

John Sisk and Son Wilton Works

John Sisk and Son Wilton Works is the named builder on 19 project starts in 2024, ranking #25 of 3,250 companies. Busiest in Dublin (12), Kerry (3), Cork (1).

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

project starts in 202419
counties6
busiest company#25

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19 sites in 2024, newest first

Where John Sisk and Son Wilton Works is building

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Where they are working

  • Dublin12
  • Kerry3
  • Cork1
  • Limerick1
  • Mayo1
  • Tipperary1

Project starts by year

Counted from project starts naming John Sisk and Son Wilton Works 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.