John Sisk & Son (UK), member of the SISK Group, is an International Construction Company who place a strong emphasis on performance, quality, teamwork and a “hands-on” management approach to ensure client satisfaction. Family ownership for five generations has set the cultural tone for John Sisk & Son. They have been Building Excellence for over 150 years by building trust, certainty and value for their clients.


With a 155 year history spanning over three centuries, their family business has stayed true to John Sisk’s vision of providing exceptionally high levels of construction expertise and customer service by employing, training and motivating capable staff.

Sisk has established a strong reputation for working closely with clients’ design teams to deliver value-engineered, innovative buildings finished to the highest quality standards.