Up to 12 contractors can win a place on the deal to build up to 800 new homes a year across Greater London and the south-east.
Firms have until April 14 to express an interest in the deal.
For further information contact Catalyst Housing Limited Ealing Gateway, 26-30 Uxbridge Road Ben Jefferson W5 2AU Ealing Tel: +44 2070619000 or visit the address of the buyer profile: www.mytenders.org/search/Search_AuthProfile.aspx?ID=AA0441