On 11 February 2021, the Board of Directors of Île-de-France Mobilités, the public transport authority for the Paris Île-de-France region, awarded Keolis the operation and maintenance of two bus networks in the Yvelines department.
On 31 January 2021, Keolis Downer, Keolis’ Australian subsidiary, began operating and maintaining Adelaide’s commuter rail network in the State of South Australia for a period of eight years
On 29 January 2021, Keolis was awarded a five-year contract by Loudoun County to operate and maintain a bus network in Loudoun County, Virginia, starting 1 April 2021.
The Keoride On Demand Public Transport trial service in Mount Barker (South Australia) is being extended for the second time to June 2021 since first starting in January 2020
On 18 January 2021, Keolis began testing autonomous electric vehicles in the city of Gothenburg on behalf of local public transport authority Västtrafik.