- 20s Plenty for Us
- 95 Alive Partnership
- a2om international ltd
- AA Charitable Trust
- Abbey Motorcycle Instructors Ltd
- Aberdeen City Council
- Aberdeenshire Council
- ACPO
- ACPO ITS
- ADEPT
- AIRSO
- Airvest Ltd. T/A Helite UK
- Alcohol Support Limited
- ALCOLOCK UK
- All-Party Parliamentary Cycling Group
- Amey
- ANDISP
- Any other organisation
- APW Services (UK) Ltd
- Arena Associates Ltd
- Argyll and Bute Council
- Ashgate Publishing Ltd
- Association of Industrial Road Safety Officers (AIRSO)
- Aston CPD
- Atkins
- Aviva
- Avon and Somerset Constabulary
- Avon Fire & Rescue Service
- Awareness Driver Training Limited
- Balfour Beatty Fleet Services
- Barnsley Metropolitan Borough Council
- Bath & North East Somerset Council
- Bedford Borough Council
- Bedfordshire and Luton Casualty Reduction Partnership
- Beyond Driving
- Bicycle Helmet Initiative Trust (BHIT)
- Birmingham City Council
- Birmingham Road Safety Partnership
- Blackburn with Darwen
- Blackpool Council
- Blueknight Learning Ltd
- Bolton Council
- Borough of Poole
- Bournemouth Borough Council
- Bracknell Forest Council
- Bradford City Council
- Brake (the road safety charity)
- Bridgend County Borough Council
- Brighton and Hove City Council
- Bristol City Council
- British Cycling
- Brunel University (Ergonomics Research Group)
- BSI
- Buchanan Computing
- Buckinghamshire County Council
- Bury Metropolitan Borough Council
- Buzz Road Safety Education