Association for Conservation of Energy

Association of Residential Lettings Agents

British Retail Consortium

Building Societies Association

Carbon Trust

Council of Mortgage Lenders

Climate Change Committee

Department of Energy and Climate Change

Department of Communities and Local Government

E-HomeBuying Forum

Energy Retailers Association

Energy Savings Trust

Energy Efficiency Partnership for Homes 

Existing Homes Alliance

Federation of Master Builders

Forum for the Future

Great British Refurb

Home Builders Federation

10:10

Local Government Association

London Development Authority

National Association of Estate Agents

National Energy Action

National Energy Services

National Home Improvement Council

National Landlords Association

Negotiator magazine

National Insulation Association

Law Society

Prince's Mayday Network

Property & Energy Professionals Association

RICS

UK Green Building Council

WHICH?

World Wildlife Fund

Zero Carbon Hub