Aegis Defence Services is a British private military and private security company with overseas offices in Afghanistan, the United Arab Emirates, Iraq, Saudi Arabia, Libya, Somalia and Mozambique. It is part of the Aegis Group of companies, which includes Aegis LLC, which is based in the United States. It was founded in 2002 by Tim Spicer, who was previously CEO of the private military company Sandline International;[2] Jeffrey Day, an entrepreneur; and Mark Bullough and Dominic Armstrong, former investment bankers.[3]