| Bainbridge Scuba Center | Dive center in Bainbridge, Pennsylvania |
| Diving Bell (The) | Dive center in Philadelphia, Pennsylvania |
| O'Donnel Diving | PADI, NIADD, NAUI dive center in Norristown, PA |
| Scuba Venture | Dive center in Sinking Springs, PA |
| Splash Water Sports | Dive center Pittsburg, Pennsylvania |