KDA Patrons, Exhibitors & Sponsors

General Refining Corporation

59 Madison Avenue

Hempstead, NY 11550



Since 1975 GRC has been the refiner of choice for the American dental community. Working with dental offices and dental labs throughout the nation, our sales staff is committed to making your refining experience a seamless one. From the minute your material is picked up at your office until your job is complete, we pledge the following:  Accuracy, extremely generous payouts and rapid turnaround.

We offer a full array of payment options such as coins and checks and Bank wires. Our Kentucky Manager Barry Wilson has been serving the KDA meeting since 2000….and looks forward to seeing you and insuring you continue to get the highest price for your materials. Contact your local representative, Barry Wilson, at 866-336-5323.