Association of Consulting Engineers 


Concrete Society


British Council for Offices


Chartered Institute of Architectural Technologists


British Property Federation




Chartered Institute of Building Service Engineers


Civil Engineering Contractors Association


Construction Industry Council


Department of Trade and Industry


Engineering Council


European Liquid Roofing Association


Federation of Master Builders


The Guild of Architectural Ironmongers


House Builders Federation


The Chartered Institute of Plumbing and Heating Engineers


Institute of Civil Engineers


International Council for Shopping Centres (ICSC)


Nacore (National Association of Corporate Real Estate Executives)


Construction Products Association


National House-Building Council


Royal Institution of Chartered Surveyors


Royal Town Planning Institute


Save Britain's Heritage




Association of Consultant Architects

Association of Town Centre Management 


British Constructional Steelwork Association


British Council of Shopping Centres


British Institute of Facilities Management


British Standards Institution


Chartered Institute of Building


Civic Trust


Department of the Environment, Transport & the Regions


English Heritage


Export Action Centre for Building Materials


Federation of Building Specialist Contractors


The Georgian Group


Historic Chapels Trust


Institute of Clerks of Works of Great Britain Incorporated


Institute of Structural Engineers


The Institution of Engineering and Technology


The Landscape Institute


National Association of Pension Funds (NAPF)


National Federation of Demolition Contractors


National Trust for Places of Historic Interest or Natural Beauty


Royal Institute of British Architects


Society of British and International Design


The Steel Construction Institute




The Victorian Society