Methodist Homes
Richmond Fellowship
Willmott Dixon
Wellcome Trust
University of the West of England
Society of Merchant Venturers
St. Modwen Properties Plc 
Royal Sun Alliance
Planning Officers Society
Empty Homes Agency
Eden Project
Duchy of Cornwall
Crown Estate
Heritage Leisure Hotels Ltd
De Vere Group
Berkeley Leisure Group
Sovereign Housing Group
Places For People
London & Quadrant Housing Trust
Guinness Partnership
Curo Housing Group
Bromsgrove District Housing Trust
Aster Housing Group
Enterprise Inns Plc
Consol Sun Centres
Andrews Estate Agents
Somerset Care Ltd
St. Monica Trust
Richmond Villages
Retirement Villages Ltd
Jewish Care
Housing 21
MF Freeman Group
Extra Care Charitable Trust
English Care Villages
Taylor Wimpey Plc
Persimmon Homes Plc
Grosvenor Properties
Berkeley Homes Plc
Barratt Developments