The regional building business turns over around £500m from 10 main offices across the UK, typically undertaking refurbishment and new build projects generally up to £50m.
Tatton, along with the local leadership teams, will continue to focus on organic growth and work with the wider Interserve Construction board supporting the development of projects up to £250m.
He brings a wealth of experience working for main contractors.
Before his three years at Bouygues, Tatton held managing director roles at Willmott Dixon and ISG.
Gordon Kew, Interserve managing director, said: “As an experienced senior executive, Craig has an enviable track record of delivering organic growth and is well placed to lead our regional building operations to realise future strategic ambitions, focusing on delivering industry leading customer experience.”