John Sisk & Son


Sisk is an innovative, international construction and engineering company, employing 1,800 people, across Ireland, the UK and Europe. Sisk is a total solutions provider in construction, with a group turnover of €1.5bn, a strong balance sheet and track record of safe delivery. Sisk has sustainability built into everything it does and is on its way to delivering its 2030 Sustainability Roadmap – Building today, Caring for tomorrow, which sets ambitious targets aligned with the UN Sustainable Development Goals.

Sisk is a 160-year history, family-owned business that has stayed true to its founder, John Sisk’s vision of providing exceptionally high levels of construction expertise and customer service lby employing, training and motivating capable staff, while constantly striving for innovation. People, technology and modern methods of construction capabilities sit at the core of our offering and are true enablers for our clients in achieving their sustainability agenda.

Sisk is committed to delivering exemplar projects across a range of ever-expanding sectors to help build the future of infrastructure, from transport to commercial, healthcare and life sciences and data centres as well as delivering a lifecycle approach to commercial, residential and other major construction projects.