The Denholm Group is delighted to announce the acquisition of WPA Construction Group Ltd, and its trading subsidiary Weatherproofing Advisors Ltd (“WPA”), a leading UK commercial roofing contractor with more than 30 years of industry expertise.
This strategic acquisition reinforces The Denholm Group’s commitment to investing in high-quality businesses with shared values, technical excellence and operational integrity. WPA will continue to operate under its established name and the management teams will remain unchanged, ensuring seamless continuity in its operations, customer relationships, and service delivery. Clients and partners can expect the same trusted service — now further supported by the scale, strength and resources of the Denholm Group.
James Turner, Managing Director of WPA Construction Group Ltd, added: “The Denholm Group pursued this acquisition because of our proven leadership in the roofing sector and our commitment to exceptional customer service. With Denholm’s support, we are entering a powerful new chapter that strengthens our capabilities and expands our reach.”
“We’re thrilled to welcome WPA to the Denholm Group,” said Steve Hill, Managing Director of Denholm Industrial Service Division. “WPA’s outstanding reputation and specialist capabilities in commercial roofing make it a natural and exciting addition to our Group.”

Pictured left to right: Chris Thompson (Head of Mergers & Acquisitions, Denholm Group), James Turner (Managing Director, WPA), Colin Henderson (Finance Director, WPA), Ben MacLehose (Chief Executive Officer, Denholm Group), Simon Preston (Chief Operating Officer, Denholm Group), Steve Hill (Managing Director, Denholm Industrial Services) Steven Wallace (Chief Financial Officer, Denholm Group), Andrew Smith (Strategic Director, Denholm Industrial Services) and Andy Grieve (Sales Director, WPA)