Arriva Midlands

In December 2007, Swadlincote depot closed with operations transferred to Burton upon Trent. In August 2008 the Hinckley depot and services were sold to Centebus Holdings. In January 2009 Shifnal depot closed while in the same month Bridgnorth reopened.

In December 2010, the business of Wardle Transport, Stoke-on-Trent was purchased with 64 buses, followed in June 2011 by the Staffordshire operations of D&G Bus with 30 buses that was integrated with Wardle Transport and in August 2012 Midland of Wednesfield from D&G Bus with 61 buses.

In May 2015, D&G Bus purchased Wardle transport back from Arriva Midlands with 19 buses.

On 23 April 2017, the Wednesfield depot closed with some services passing to Diamond Buses with nine vehicles and the remainder of vehicles reallocated to other depots. The depot had only reopened in March 2013 after a refurbishment.

In 2017, four Arriva Shires & Essex depots (Milton Keynes, Luton, Aylesbury and High Wycombe), and their routes, were transferred into the management of Arriva Midlands. The vehicles were renumbered in late 2018 and early 2019 to avoid multiple vehicles having the same fleet numbers.

Arriva announced that from 1 April 2018 that no buses from their Cannock depot would run during the evenings and Sundays as a result of Staffordshire County Council funding cuts. Hundreds signed an online petition within the first week, which quickly lead to thousands including backing from two local MPs.

In November 2020, it was announced that the Cannock Depot would be sold to D&G bus, with services being operated under the Chaserider brand from the end of service on 9 January 2021.

Arriva Midlands East operations

Derby

In 1994, Derby City Transport was privatised and sold to British Bus. In August 1996 British Bus was purchased by the Cowie Group and the operation rebranded as Arriva Derby.

Arriva previously had a depot in Burton Upon Trent until August 2016 when the operations passed to Midland Classic.

Leicestershire & Warwickshire

In September 1981, Midland Red East was formed with 181 buses operating from five depots in Derbyshire, Leicestershire, Lincolnshire and Nottinghamshire as part of the breakup of the Midland Red bus company, and in January 1984 was renamed Midland Fox. In 1987 it was privatised in a management buyout. Several smaller operators including Loughborough Bus & Coach Company were purchased and in 1989 it was sold to the Drawlane Group. In November 1992, it was sold to British Bus which in August 1996 was sold to the Cowie Group and later renamed Arriva Fox County.

Arriva Midlands East currently operate from three depots within the Leicestershire area these are Thurmaston, Coalville and Barwell.

In September 2013, Arriva purchased Centrebus Groups shares in Centrebus Holdings with their Hinckley operations becoming Hinckley Bus which operated as a part of Arriva Midlands During late 2018 the Hinckley Bus operations were merged into the main Arriva Midlands business.

Arriva announced in August 2021 they would be closing the South Wigston depot after 64 years with most services moving to Thurmaston depot in October 2021, National Express Transport Solutions have since taken over the site, relocating from their base on nearby Gloucester Crescent.