Rotala Limited[1] is a company established in 2005, which owns a number of bus operators in England.

[7] In April 2007, Flights Hallmark commenced operating services in Bristol under the Wessex Connect brand after winning the contract to provide two Bristol park & ride services, and in June 2007 purchased the bus routes of South Gloucestershire Bus & Coach with 68 buses.

[11] At this stage Rotala merged all its Birmingham based operations under the Diamond Bus brand.

[22][23][24][25] Earlier the same year the majority of Wednesfield operations and several vehicles were purchased from Arriva Midlands.

[26][27] Wessex Bus ceased operations on 1 September 2018, with eight services and nine vehicles taken over by Stagecoach West.

[28][29] In August 2019 Rotala purchased First Greater Manchester's Bolton depot with 18 routesand integrated into Diamond Bus North West.

[40][41][42] Rotala's first acquisition was Surrey Connect in 2005, when Centra decided to sell its Addlestone operation.