Publisher
- Department for Transport33
- The Planning Inspectorate11
- High Speed Two (HS2) Limited6
- Britain Thinks3
- Springer3
- Mott MacDonald Limited2
- Routledge2
- Transport Scotland2
- [Department for Transport]2
- [Westminster Forum Projects]2
- Arup Alliance1
- Arup Group Limited & CEPA LLP1
- Aurum1
- Collins1
- Ebury Digital1
- Ipsos1
- Ipsos MORI1
- Ipsos UK1
- Portico1
- Rowman & Littlefield1