We've Been Building Visions Since 1984.
Principals Charles L. Kellerman, Jr., PE, and Dana P. Hartshorn, PE are ADG’s Executive Team.
The Air Force veterans combine to share almost 60 years of airports-only experience with our clients around the globe.
Mr. Kellerman is a graduate from the U.S. Air Force Academy with a bachelor's degree in Civil Engineering. and served as a flight instructor.
He is a registered professional engineer in nine states with extensive experience in construction design and project management.
His airport management expertise comes from five years of service on the Chaffee County, CO Airport Board.
Mr. Hartshorn provides engineering design and construction project support for electrical and lighting systems on both the air and land side of airports, fuel systems,
and NAVAID projects.
His experience includes airfield engineering with the U.S. Air Force and more than two decades of civil aviation development with ADG.
He is a registered professional engineer in eight states.
The ADG Executive Team brings a diverse and talented group of airport specialists to each client project.
The ability to handle a diverse portfolio of project assignments is a key strength that Airport Development Group brings to our clients across the globe.
People make the difference. Ours are key to your project's success!