Anglia Railways Train Services Plc
Bedford Borough Council
Borders General Hospital
Camden Borough Council
Cardiff Railway Co.
Cork City Council
Darlington Borough Council
Dudley Metropolitan Borough Council
Enfield (London Borough of)
Glasgow City Council
Greater Glasgow Health Board
Guildford Borough Council
Haringey Council
Havant Borough Council
Hethersett Social Club
Inverclyde Council
Ipswich Borough Council
Kensington & Chelsea (Royal Borough of)
Kingston-On-Thames (Royal Borough of)
Leeds City Council
Leeds University
Maxim Construction Ltd
Mansfield District Council
Monmouthshire County Council
Morrison Construction Ltd
North Herts. District Council
Norwich City Council
Nottingham City Council
Nuneaton & Bedworth Borough Council
Peterborough City Council
Reading Borough Council
Sainsbury Plc
Sandwell M.B.C.
South Gloucestershire Council
Southampton City Council
Stirling University
Surrey County Council
Swansea City Council
TargetFollow Estates
Taunton Deane Borough Council
Test Valley Borough Council
Thameslink Railways
Thames Trains
Tower Hamlets Council
Transport For London
Ultra-Life Batteries  (UK) Ltd
Waltham Forest (London Borough of)
West Anglia & Great Northern Railways
West Lancashire District Council
Westminster City Council
West Pennine Health Authority
West Somerset District Council
West Sussex County Council
Windsor & Maidenhead (Royal Borough of)
Worthing Borough Council