| Hungary |
National Association of Hungarian Commercial Divers |
| The Netherlands |
Dutch Association of Commercial Divers |
| Russia |
Alliance of Diving Schools (Russia) |
| U.K. |
Association of Diving Contractors (UK) |
| U.S.A. |
Association of Commercial Diving Educators (ACDE) |
| U.S.A. |
The Association of Diving Contractors International (ADCI) |
