The contract sees each contractor oversee a set geographical area, with responsibility for all capital investment works, including new kitchens and bathrooms, roofing and windows for a seven-year period.
The trio will also support whg as it works towards achieving a minimum energy rating of C on all its 21,000 properties by 2030.
Rob Gilham, Corporate Director of Business Strategy and Assets, said: “These contractors join us at a hugely important time and against the backdrop of the next cycle of the Decent Homes Programme, our commitment to achieving net carbon zero and our building safety works.
“It is only with the support of our contractors that we will be able to achieve all this and more.
“Our seven-year partnership will enable us to forge close working relationships that will bring additional benefits to the communities we serve, supporting local employment and raising the standards of housing.”