The new Newcastle branch is the company’s 121st around the country and follows a busy summer of openings for MKM that has seen new branches launch in Chichester, Eastleigh, Wakefield, Wigan and Barrow-in-Furness.
MKM Building Supplies has been owned by Bain Capital since 2017.
MKM Newcastle is a purpose-built store on Whitley Road in Longbenton.
Newcastle branch director Simon Best said: “At MKM Newcastle we are an experienced team, here to offer top quality products and best-in-class customer service. We have an amazing, hand-picked team, most of whom we have worked with in the past, who offer an unrivalled level of experience and who all share our vision for the branch’s success.”