Physical Address (UPS and FED EX):

Gem Air Controls & Automation
3033 Production Court
Dayton, OH 45414

Invoicing and USPS:

Gem Air Controls
PO BOX 13300
Dayton, OH 45413

PHONE:      937-890-5922
FAX:           937-890-6874
EMAIL:       gemair@gemaircontrols.com

Greater Dayton Area: 

Ben Black                   bblack@gemaircontrols.com
Ron Bertke                  rbertke@gemaircontrols.com

Greater Columbus Area:

Bob Costell                bobc39@att.net

Greater Cincinnati East & NKY

Michael France            Michael.france.gemair@gmail.com

Greater Cincinnati West, Southeastern IN, and NKY

Jim Brown                   jbrown.gemaircontrols@gmail.com