Coffman GMC

Meet Our Staff

Management

Vice President  Mike  Coffman
Mike Coffman
Vice President
General Manager Diane Zimmerman
Diane Zimmerman
General Manager
 Light-Duty Sales Manager Chris  Celozzi
Chris Celozzi
Light-Duty Sales Manager
F&I Manager  Sal  Castiglia
Sal Castiglia
F&I Manager
Heavy-Duty Sales Manager  Duane  Gerdin
Duane Gerdin
Heavy-Duty Sales Manager
Fleet/Commercial
Collin Crenshaw
Sales Development Manager

Sales

Sales Representative Jason Dulaney
Jason Dulaney
Sales Representative
Sales Representative  Terry  Coffman
Terry Coffman
Sales Representative
Phone #2: (630) 333-7508
Heavy-Duty Sales Representative  Mike  Lyng
Mike Lyng
Heavy-Duty Sales Representative
Heavy-Duty Sales Representative  Ron  Swanson
Ron Swanson
Heavy-Duty Sales Representative
Sales Representative   Alan  Kornbrot
Alan Kornbrot
Sales Representative
 Heavy-Duty Sales Representative John Duerer
John Duerer
Heavy-Duty Sales Representative
Sales Representative Jerry Gerber
Jerry Gerber
Sales Representative

Service

 Service Manager Carl  Meyer
Carl Meyer
Service Manager
 Assistant Service Manager Mark  Sartain
Mark Sartain
Assistant Service Manager
 Service Writer Dave  Jochum
Dave Jochum
Service Writer
Service Advisor Dan Eckard
Dan Eckard
Service Advisor

Parts

 Outside Parts Sales Mike  Brown
Mike Brown
Outside Parts Sales
Parts Department Mike  Pochordo
Mike Pochordo
Parts Department
Parts Department Brad  Martin
Brad Martin
Parts Department
Parts Department Jack Hansen
Jack Hansen
Parts Department
Parts Department Tim Ayers
Tim Ayers
Parts Department