Patrick D. Haun

Pat Haun joined Tetra Tech in 1985 as an associate engineer for a firm Tt subsequently acquired in 2003. Pat was assigned as Director of EMC’s Engineering Division in 1992, was named Vice President of Operations at EMC, and in 1996 he was named Sr. Vice President, responsible for overseeing all aspects of operational support to their various customers, which included engineering, information technology solutions, logistics support, program and acquisition management, and environmental support. Upon acquisition in 2003, Mr. Haun was named President of Tetra Tech EMC.

PRO-telligent was acquired by Tetra Tech as a wholly owned subsidiary in October 2011. Pat began serving as the President of the Tetra Tech group where PRO-telligent Global resides in fall 2013, upon the transition of the former PRO-telligent leadership.

Barry De Jager

Barry is a decorated former South African military officer, having retired at the rank of Lt. Colonel after 21 years of active service. Mr. De Jager’s career included serving as a combat commander, National Contingent Commander and Deputy Commander for peacekeeping deployments, a joint senior staff officer and a senior officer instructor. His expertise includes urban security, general management and leadership, ICT (including management information systems) and financial forensic investigation. Barry began his civilian security work with G4S and was hired by PRO-telligent in August 2010 to lead our local guard force and security program with the U.S. Embassy in Lilongwe, Malawi. In February 2012, he was promoted to Chief Security Manager, Africa – responsible for security related operations, missions, and business development on the continent.