Gavin Slark has been at the helm since February 2023 when he joined from Grafton Group.
Slark will take up his new role at the start of 2026 and will continue as SIG’s CEO for a transitionary period.
Andrew Allner, SIG Chairman said: “The Board looks forward to continuing working with Gavin until his departure.
“He has steered the Group well through a difficult period in the European construction industry. He will leave in place strong and experienced leaders in each of our businesses, all operating under SIG’s well established devolved structure.
“The whole executive team, together with the Board, are very focused on executing the initiatives in place to improve our businesses, which will continue to drive the Group’s operating and financial performance.”
Geoff Drabble, Chair of the Travis Perkins Board, said: “Gavin brings with him unrivalled experience of the sector in addition to a long pedigree as a CEO of significant public companies.
“Gavin is well placed to continue the work we have started to refocus and change the way we operate in order to better serve our customers and work effectively with our suppliers, as well as engage and motivate our teams.”