Assistant Chief of Air Staff (ACAS)


The incumbent is in practical terms the deputy to the head of the RAF, the Chief of the Air Staff.

The ACAS post was established in 1985 by eliminating the Vice Chief of the Air Staff and combining the Policy and Operations two star assistant chiefs. In 1992, ACAS became a member of the Air Force Board. One of the many duties of the ACAS is to sit on the board of the Civil Aviation Authority.

Air Vice-Marshal Mike Wigston


Air Vice-Marshal Mike Wigston was appointed Assistant Chief of the Air Staff in March 2017, responsible for the strategic coherence and coordination of the Royal Air Force.

Commissioned on a University Cadetship in 1986, he completed his pilot training on the Tornado GR1 in 1992 followed by a succession of frontline tours, including operational deployments enforcing the no-fly zones in Iraq. He assumed command of 12(Bomber) Squadron in 2005 flying the Tornado GR4 and leading the Squadron on two operational tours in Iraq and large force exercises in Canada, Malaysia and the USA. Appointments in operational headquarters have included Al Udeid Airbase, Qatar, as the Chief of Combat Operations in the Combined Air and Space Operations Centre; Basrah International Airport, Iraq as Commander 903 Expeditionary Air Wing; and one year in Afghanistan as the Director Air Operations in Headquarters ISAF Joint Command. He was appointed CBE in 2013 for his contribution to that mission.

Staff appointments in the Ministry of Defence have included the Operations Directorate and Targeting and Information Operations. In the latter he had responsibility for Computer Network Operations and Special Capabilities, including contributing to and implementation of the cyber element of the 2010 Strategic Defence and Security Review. After a short spell as the Tornado Force Commander in 2013, he became the Principal Staff Officer to the Chief of Defence Staff working for General Lord Richards and, from July 2013, for General Sir Nicholas Houghton. In January 2015, he was appointed Administrator of the Sovereign Base Areas of Akrotiri and Dhekelia and Commander British Forces Cyprus, responsible for the civil governance of the Sovereign Base Areas and command of British forces based permanently in Cyprus.

His education and training includes: reading engineering science at Oriel College, Oxford; the Advanced Command and Staff Course; an MA in defence studies from King’s College, London; the Higher Command and Staff Course; and the UK Pinnacle Course. He is a service Vice President of the RAF Charitable Trust and President of the RAF Rowing Association.


Combat Aircraft


Typhoon Aircraft

A multi-role combat aircraft, capable of being deployed in the full spectrum of air operations.

Lightning II

Aircraft: F35 (Joint Strike Fighter)

The UK MOD has taken delivery of its first Lockheed Martin F-35B Joint Strike Fighter.


13Sqn's Tornado.

The Tornado GR4 is a variable geometry, two-seat, day or night, all-weather attack aircraft.

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