Pennsylvania/New York/New Jersey:

Sertech:

Jim Patterson/ Caroline McMahon
1380 Welsh Road
Montgomeryville, PA 18936
www.sertech.info
215-628-8085


Maryland/Virginia:

Potomac Technical Sales Company:

Dave Janaskie/ Ken Diepold
30602 East Rustic Drive
Salisbury, MD 21804
443-783-5160