AEP Industries Ltd
Associated British Ports
Association of Greater Manchester Authorities
Atkins Water
Barratt
Basingstoke & Deane Borough Council
Beazer Homes Ltd
Berkeley Homes Ltd
Black and Veatch Costain Joint Venture
Bloor Homes Ltd
Bristol Port Company
British Airports Authority
British Waterways London
Borden Chemicals UK Ltd
Bovis Homes Ltd
Cardiff City Council
CALA Homes
Challenger
City Cruises Plc
City of Winchester Trust
Cleansing Service Group Ltd
Colliers Launches
Controlled Reclamation
Crableck Marina Ltd
Crest Strategic Projects
Cross London Rail Links
Costain
Diocese of Portsmouth
Dorset County Council
EDF
English Nature
English Province
Enterprise plc
Environment Agency
4Delivery
Fareham Borough Council

Geoffrey Osborne Homes
Gloucestershire County Council
S Grundon (Ewelme) Ltd
Hart District Council
Hampshire Constabulary
Hampshire County Council
Hampshire Wildlife Trust
Havant Borough Council
Hereford Borough Council
Heron Land Developments Ltd
Hertsmere Borough Council
Highways Agency
Icon Warne Ltd
Indecom International
Kent County Council
Kinney Green
Lancashire County Council
Langstone Harbour Board
Lewes District Council
Lincolnshire County Council
London Borough of Richmond
London Underground Ltd
Luton Borough Council
Marina Developments Ltd
Marina Projects Ltd
Mayer Brown International LLP
Medway Council
Milton Keynes Council
Morrison Brown and Root
Mott MacDonald
MVA Consultancy Group Ltd
Network Rail
Northamptonshire County Council
Norfolk County Council
North Wiltshire District Council

Oikos Storage Ltd
Olympic Delivery Authority
Persimmon Homes Ltd
Port of London Authority
Portsmouth City Council
Portsmouth Water plc
Queens College Oxford
Raymond Brown Construction Ltd
Redrow Homes
Regent's College
RMC
Royal Borough of Kingston upon Thames
Rydon Homes
Second City (SW) Homes Ltd
Selby District Council
Severn Waste Services Ltd
Shepway District Council
Sita Ltd
Skanska
Solar Marine Ltd
Southampton City Council
South East Climate Change Partnership
South East England Development Agency
South East England Regional Assembly
Southern Water Services Ltd
South East Water plc
South Gloucestershire Council
South Oxfordshire District Council
Southern Gas Networks
Squires Bridge Homes Ltd
Steer Davis Gleave
St. James Group Ltd
Sutton and East Surrey Water