Category A1 (Voting Member )
A business engaged in the manufacturing and/or authorized wholesale distribution of diving equipment; or a company whose primary activity and income are derived from authorized independent wholesale sales representation of diving equipment within the dive industry. Including:

• International Distributor
• Manufacturer
• Manufacturing Representative
• Supplier
• Wholesale Distributor

Category A2 (Voting Member)
A business engaged in the training and monitoring of recreational diving instructors, the production and authorization of recreational diver certifications, and the promulgation of recreational diving standards. Including:

• Dive-Specific Training Organization
• Dive Instructor Training Organization

Category A3 (Voting Member)
Periodical with a frequency of four diving-related publications per year; or book publishers with at least one diving-related title currently in print; or video, film or media with at least one diving-related title in print or syndication; or consumer or trade show that produces one major dive-related show per year; or a company whose primary activity, membership and/or income is derived from consulting in the dive industry. Including:

• Dive Industry Consultant
• Dive Photographer/ Videographer
• Dive-Specific Environmental Organizations
• Dive-Specific Media
• Dive-Specific Non-Profits
• Dive Show Organizer

Category A4 (Voting Member)
A professional dive retailer with a physical business location legally operating in a business zone location and holder of a business license and/or a tax resale number and engaged in the retail sale of diving equipment; or A company whose primary activity and/or income is derived from the dive retail industry. Including:

• Resort-Based Retail Dive Center
• Retail Dive Center
• Sporting Goods Retailer

Category A5 (Voting Member)
A business whose primary source of income is derived from providing the diving activities or accommodations at a dive destination (this includes resort operators, dive boats and diving live-aboard vessels); or a business whose primary source of income includes the transportation to dive destinations (this includes airlines, cruise lines, travel wholesalers and travel agents); or a business whose primary activity, membership and/or income is derived from the dive travel industry. Including:

• Airline
• Cruise Line
• Boat/Live Aboard Operator
• Dive Resort Operator
• Hotel
  
• Tourist Board
• Travel Agent/ Retailer
• Travel Association
• Travel Wholesaler

Associate Member (Non-Voting Member)
Any business, organization, firm, partnership, association or individual that is involved in the diving industry but does not fall into the categories listed above. Including:

• Instructor/Assistant Instructor/Divemaster/Con
• Educational Institution
• Other Environmental Organizations
• Public Safety/Rescue Diver