At ADA we value your input and strive to respond to your questions promptly. Please use the following to contact us with any additional questions or concerns.

Indiana Region
Phone: 317-472-7450
Email: John Gambrel, jgambrel@adausa.com

Kentucky and Tennessee Region
Phone: 615-471-5366
Email: Joe Seal, jseal@adausa.com

Ohio Region
Phone: 513-337-0035
Email:  Ron Vogel, rvogele@adausa.com or Joe Seal, jseal@adausa.com