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We are committed to maximising success for our customers in every commercial project we deliver

Based on our history of proven delivery on large and complex office projects, along with our continually innovative and collaborative approaches to each project’s challenges, John Sisk & Son’s experience in the commercial building sector has always offered confidence to our clients.

In leading commercial cities around Ireland and the UK (Dublin, Cork, London, Manchester, Birmingham) our ability to work in tight locations has enabled us to deliver an extensive range of iconic offices and mixed-use developments, and we are recognised by our global customers as world leaders in safe and effective delivery.

Our status as Ireland’s long-term number one provider of construction services has been extensively earned through decades of operations across Ireland, the UK and mainland Europe. Ever since our earliest beginnings in 1859, John Sisk & Son has always trusted in the skills and vision of our people to drive our relentless spirit of innovation.


Capital Dock

IDA, Ireland

Circle Square, Manchester

JP Morgan, Dublin

We are committed to maximising success for our customers in every commercial project

Other Commercial Case Studies

Station Building 2, Dublin

American Air Museum, London

Project Kells, Dublin

Peugeot Headquarters, Coventry, UK

Park Place, Dublin

Finzels Reach, Bristol, UK

Arthur Cox, Dublin

Air Street, London

Hanover Quay, Dublin

Wembley Arena

Eaton House, Dublin

One Commercial Street, London

Baggot Plaza, Dublin

R+, Reading, UK

Reflector Building, Dublin

Spencer Dock, Dublin

Contact us and see how we can work together

Image of Donal McCarthy
Donal McCarthy

Chief Operating Officer (COO) Ireland and Europe

Donal is Chief Operating Officer (COO) for Ireland and all business sectors in Europe. He has held numerous positions since re-joining the company in 2002 following an eight-year period working in the construction industry in New York. Prior to that he worked as a graduate engineer with Sisk, having joined the company in 1990.

Image of Ajaz Shafi
Ajaz Shafi

Managing Director, UK South

Ajaz is a civil engineer with over 30 years experience working for major contracting organisations in the UK, Hong Kong, India and the Middle East. His experience covers a range of challenging and complex project deliveries. Ajaz looks after our Birmingham and London portfolio of projects as part of the UK South business unit.