About Mark "Oz" Geist

Mark "Oz" Geist is a member of the Annex Security Team that fought the Battle of Benghazi, Libya, from September 11 to September 12, 2012. A Colorado native, Mr. Geist joined the United States Marine Corps in 1984. During his time in the service, he served in Barracks Duty in the Philippines, then with the 2nd Battalion 9th Marines Golf Company, as well as the Surveillance and Target Acquisition Platoon. He then was chosen to serve in the newly formed Marine Cadre program as an ...