- Amsprop
- Bartletts SEAT
- Brentwood Borough Council
- BNP Paribas
- City & County of Swansea
- Colchester City Council
- Duchy of Lancaster
- Europcar Group UK Limited
- Certas Energy UK Limited
- Citivest
- London Borough of Haringey
- London Borough of Tower Hamlets
- Luton Borough Council
- Norwich & Peterborough Building Society
- Portsmouth City Council
- Premier Autocentres
- Rushmoor Borough Council
- Tesco Stores Limited
- The Riverlow Group
- Travelodge
- Hastings Borough Council
- ASDA
- Clarus Sourcing Services LLP
- McKesson Coproration
