Central Government and Agencies:
Advantage West Midlands. British Waterways. CABE. Department of Environment, Transport and the Regions. Department for International Development. English Partnerships. Environment Agency. Highways Agency. Ministry of Defence. Industrial Development Agency (Eire). URBED

Local Authorities:
Bath and North East Somerset Council. Cambridge City Council. Carmarthenshire County Council. Carrick District Council. Chelmsford Borough Council. Cheltenham Borough Council. Cherwell District Council. Cotswold District Council. Coventry City Council. East Hertfordshire District Council. Eastleigh Borough Council. Fenland District Council. Forest of Dean District Council. Guildford District Council. Harlow District Council. Havant Borough Council. Kettering Borough Council. Kilkenny County Council. London Borough of Brent. London Borough of Bromley. London Borough of Hackney. London Borough of Newham. London Borough of Southwark. Mansfield District Council. North Somerset Council. Nottingham City Council. Oxford City Council. Poole Borough Council. Reading Borough Council. Reigate & Banstead Borough Council. Rotherham Metropolitan Borough Council. Rugby Borough Council.
Rushmoor Borough Council. Sheffield City Council. Shrewsbury & Atcham Borough Council. South Somerset District Council. South Kesteven District Council. South Gloucestershire Council. South Holland District Council. South Northamptonshire District Council. South Shropshire District Council. Stevenage Borough Council. Stockport Metropolitan Borough Council. Stratford on Avon District Council. Stroud District Council. Tunbridge Wells Borough Council. Waterford Corporation. Waterford County Council. Warwick District Council. Waverley Borough Council. West Lindsey District Council. West Oxfordshire District Council. Worcester City Council. Wyre Forest District Council.

Private Sector Organisations:
Annington Housing Association. Arnold White Estates Ltd. Barratt Homes Ltd.Barwood Developments Limited. Beazer Homes Ltd. Bovis Homes Ltd. British Land Corporation. Bryant Homes Ltd. CALA Homes. Church Manor Estates Ltd. Corporation of the City of London. David Wilson Estates. Drivers Jonas. Dr Dallas Burston. Eames Estates London. Genecon. Tony Eaves. George Wimpey Strategic Land Management Ltd. Go-Ahead Group. Greenway Land LLP. GVA Grimley. Higgins Homes Ltd. Paul Harvey. Hillier Parker. JS Bloor (Services) Ltd. Land Improvement Holdings Plc. Mead Realisations. MOAT Housing Group. National Childrens Home.Nampak Plc. New Hall Projects Ltd. Nissan UK Ltd. North Oxfordshire Consortium. Oxford Preservation Trust. Planning and Environment Training (RTPI). Smiths Gore. Steer Davies Gleave. Southey Owlerton Area Regeneration Partnership. South Shropshire Housing Association. Southwark Land Regeneration. Regalian Plc. Trafalgar Houses Group. Transport Research Laboratory (TRL). Waterford Corporation. Westbury Homes Ltd.
William Davies Ltd.