Go-Ahead London
| Alexander Dennis Enviro400EV on route 262 at Stratford bus station in July 2024 | |
| Company type | TfL bus operator | 
|---|---|
| Founded | September 1994 | 
| Headquarters | 18 Merton High Street, London, England | 
| Area served | Greater London | 
| Key people | Tom Joyner (Managing Director) | 
| Number of employees | 8,000 | 
| Parent | Go-Ahead Group | 
| Subsidiaries | |
| Website | www | 
Go-Ahead London is a major bus operator in Greater London. The name first appeared in August 2008, before which the company had traded under separate names and brands. It is currently (as of April 2025) the largest bus operator in Greater London, operating a total of 157 bus routes mainly in South and Central London as well as some services into North and East London with a fleet size of 2270 vehicles under contract to Transport for London. It is also the largest operator of electric buses in London, with a total of 540 electric vehicles.