Hartzell named president of Mack Defense
Mack Trucks said it has named David Hartzell the new president and CEO of Mack Defense LLC.
He first joined Mack Trucks as a staff engineer in 1988, and was most recently senior director of product development, purchasing, and projects in 2017.
Hartz …Read the rest of this story
Source:: http://www.fleetowner.com/equipment/hartzell-named-president-mack-defense
