FirstGroup

United Kingdom

Manchester, Midlands and South Yorkshire

• First South Yorkshire & Midlands
• First Leicester (Leicester Electric) (Formerly Leicester city bus, Leicester corporation transport)
• Aircoach(Leicester to Birmingham Airport)
• East Midlands Airport Carpark shuttles (First Leicester)
• First Greater Manchester (Bee Network)
• First Potteries (operating in Staffordshire and South Cheshire, formerly First PMT/PMT Limited)

• First South Yorkshire (formerly First Mainline)

Ireland

• Aircoach
• Matthews Coach Hire

United Kingdom

• Avanti West Coast (70% shareholding)
• First Rail Stirling (former part of Grand Union)
• Great Western Railway
• Hull Trains
• London Tramlink
• Lumo
• South Western Railway (70% shareholding)
• IFS Cloud Cable Car operated on behalf of TfL

Canada

• Greyhound Canada (intercity bus services)
  • Grey Goose Bus Lines
  • Vancouver Island Coach Lines
  • Voyageur Colonial Bus Lines
  • First Student (school, charter bus and public transit services)
  • HandyDART Contract to TransLink (British Columbia) for accessible transit service in Metro Vancouver

Germany

• FirstGroup Rhein-Neckar sold September 2011 to Marwyn European Transport

Hong Kong

• New World First Bus 26% stake sold May 2000 to New World Development

United Kingdom

• First Chester & The Wirral sold to Stagecoach Merseyside & South Lancashire in January 2013
• First Northampton ceased 14 September 2013
• First Scotland East (formerly First SMT, First Borders and First Midland Bluebird) sold to McGills in September 2022
• First London from March 1997 until September 2013, most operations sold to Go-Ahead London, Metroline and Tower Transit, remainder ceased upon expiry of contracts in September 2013
• Greyhound UK coach services between September 2009 and December 2015
• First Borders (formerly Lowland Scottish and part of the wider First Scotland East group) sold to West Coast Motors, trading as Borders Buses, on 26 March 2017.
• First Southampton (also known as First Cityred) ceased trading on 18 February 2023.

United States

• Greyhound Lines (intercity bus services)
  • BoltBus (a discount operator competing with Megabus)
• First Vehicle Services, which maintained vehicles for many corporations, organizations and local governments, including the other First divisions.
• First Student, sold in 2021
• First Transit, sold in 2021

United Kingdom

• First Great Eastern from January 1997 until April 2004, incorporated into Greater Anglia franchise subsequently operated by National Express as One
• First North Western from March 1997 until December 2004, operations split between Arriva Trains Wales, First TransPennine Express and Northern Rail
• First GBRf from August 2003 until sold in June 2010 to Eurotunnel Group, rebranded as GB Railfreight
• First Capital Connect from April 2006 until September 2014, succeeded by Govia Thameslink Railway
• First ScotRail from October 2004 until March 2015, succeeded by Abellio ScotRail & Caledonian Sleeper
• First TransPennine Express (55% shareholding) from February 2004 until March 2016, succeeded by TransPennine Express with FirstGroup having 100% ownership
• TransPennine Express from April 2016 until May 2023, superseded by government-owned TransPennine Express

United States

• A-train, Denton County Transportation Authority commenced October 2016

Denmark and Sweden

• DSBFirst was a joint rail venture with Danish State Railways (30% shareholding) until 2013