S
- S M Atwell
- S M Coaches
- S N Kingston Marine Services
- S Winley (Preston)
- Sable Travel Ltd
- Safeguard Coaches
- Safford Coaches
- Salford Community Transport
- Salisbury Reds
- Sandbanks Ferry
- Sanders Coaches Limited
- Sandgrounder Coaches
- Sarah's Luxury Tours
- Sargeant Brothers, Kington
- Sargeants of Hodnet
- SB Travel
- Scalpay Minibus Service
- Scarlet Band
- SCC Travel Services
- School Links