G
- G & H Executive Minibuses
- G & J Holmes Coaches
- G & R Enterprise
- G & R Travel
- G B Coaches
- G B Travel
- G Crossley
- G Evans
- G H A Coaches
- G J B Coaches
- Gaberlunzie
- Gadsby's of Ashbourne
- Gallagher
- Gallaghers
- Galleon Travel
- Galloway European
- Galson Motors
- Gardiner's
- Garelochhead Minibuses & Coaches
- Garnetts Coaches