New Dealer: Professional Scuba Instruction LLC.

Professional Scuba Instruction is the premier private instructional institution for scuba diving in the Washington DC metro area. We service Northern Virginia, Washington DC, and Maryland.
The instructors at PSI offer a wide range of classes from basic Open Water Diver all the way through technical diving. All of our instructors hold instructor level certifications beyond the minimum required courses set by training agency standards. Additionally, most of our affiliated instructors hold technical instructor ratings from Technical Diving International.