John established his business in 1859, the same year he married Kate Burke.
The firm's major contracts in the 19th century were churches, banks and hotels. Nenagh Church is the largest of the 21 churches built in this period.
John Sisk & Son in the UK are first contracted to build the first National Lottery-funded project. The American Air Museum in Duxford was completed in 1991.
Sisk met with Johnson & Johnson for the first time in 1994. The first project Sisk completed was Vistakon in Limerick. We have gone on to complete further projects including, Depuy Synthesis, Janssen and Centocor in Cork.
Taking almost a decade to fully complete, the phased redevelopment of Croke Park into a world-class stadium finishes in 2004. It is an asset which the GAA can be justifiably proud of and which has seen concerts, the Special Olympics, rugby and soccer as well as all Gaelic Games.
Sisk staff gathered in the Dublin head office at the launch of the 'Building a Business' 150 years of Sisk Group book.
Sisk completed four projects for the London Olympics including the award winning shooting venues, later to be transported and rebuilt by Sisk for the 2014 Commonwealth Games in Glasgow.
Sisk completed the largest stout brewery in the world at St. James's Gate, Dublin for Diageo.
Dragados Sisk Joint Venture (DSJV) completes tunnel works on Crossrail in London.
Sisk completed Capital Dock, Irelands highest residential tower.
John & Sisk & Son celebrates 160 years in business.