David Mark Cullen

Major-General David Mark Cullen is a British Army officer who serves as the Assistant Chief of the General Staff.

Military career
Cullen was commissioned into the Royal Artillery in 1982. He served as commanding officer of the 1st Regiment Royal Horse Artillery during deployment to Basra in Iraq in 2004 for which he was awarded the OBE. He was appointed Commander of 12th Mechanized Brigade in November 2007, in which role he saw service in Afghanistan, Director of Army Staff in December 2009 and Chief of Staff for Land Forces in October 2011. He went on to be Assistant Chief of the General Staff in January 2013.