David A. Gach was appointed to the Missouri Highways and Transportation Commission in July 2005.His term expires in March 2011.

Gach is owner and president of a diesel repair business in St. Joseph.He also manages a land excavation company, owns/leases commercial property, and owns several acres of farmland.He served in the United States military as a Navy Seabee in 1964.

He is a member of the St. Joseph Mayor's Smart Growth Committee, as well as the St. Joseph area Chamber of Commerce and its booster club.He served as a board member of the Missouri Motor Carriers Association in 2004, and has been a member for the past 20 years.He was also on the Bishop LeBlond High School board.  

Gach also volunteers his time to St. Francis Xavier Church,Habitat For Humanity and the Knights of Columbus.

Gach and his wife Theresa reside in St. Joseph.They have six children and eight grandchildren.