There are four categories of IAATO membership:
- Members or Associate B1 members: Companies that operate directly in Antarctica. They organize their own travel programmes.
- Associate B2 members: Tour operators, travel agents or other marketers that book their customers into Member's or Associate B1 member's Antarctic programmes.
- Affiliate members: companies or individuals with an interest in supporting sustainable Antarctic tourism and IAATO's Objectives.
For a complete listing of current IAATO members, including contact information and websites, follow this link to the Membership Directory.
All members are committed to IAATO's mission of advocating and promoting the practice of safe, environmentally responsible private sector travel to the Antarctic.