Business members receive the greatest benefits of the membership types including public recognition as a trusted seller, free posting of online classified ads, an extended biographical profile with links to their external website, and access to a broad and diverse group of members.

Business members enjoy access to the private GMA social network (messaging, forums, groups), access to a rich library of content, voting rights, author status, uploading their collections to CoMets, and other benefits listed below.


Business member dues are normally $120/year, but reduced for 2021 to $60. The membership renewal period begins Nov. 15 of each year and the membership expires on Dec. 31.

How Your Dues Are Used

The Global Meteorite Association, Inc. is a registered nonprofit and uses your dues to service programs like education and outreach, manage the operation of the organization including costs associated with the website, and other activities run by the Board. No board member or volunteer receives any compensation for their time or efforts. Your dues are used strictly for the benefit of GMA members and the community at large. The GMA adheres to a strict Conflicts of Interest Policy and accounts for all monies spent in its annual financial statements.

Benefits & Limitations

1Biographical ProfileExtended biographical profile accessible by members only. Includes business logo, description and link to business’ web page.Standard biographical profile accessible by members only
2VisibilityListing on public “Trusted Business” and membership page page. Includes business logo, description and link to business’ web page.Standard listing on public membership page only
3SellingNo restriction using the membership number and badge as reference for sales and as used in collateral (business and specimen cards, website, banners, etc.)Restricted
4Groups / ForumsCreate group and business-related forums for your business. Limit access to your groups or forums if desired.Create general meteorite-related groups and forums.
5Classified AdsFree posting of items for sale (any number of items per posting) limited to once per day, no more than 2 classifieds per week and 8 times per month. (visible to all members except Explorer)Paid and limited to 2/month
6Private MessagingTo all Business & Collector membersTo all Business & Collector members
7CoMets (Catalog of Meteorites)Unrestricted – create new entries, add to existing entriesUnrestricted – create new entries, add to existing entries
8AccessAccess to all content except content locked by another business owner. Access to all content except content locked by another business owner.
9GMA Membership Logo & BadgeYes: Personalized membership Business logo with member ID
Yes: Generic Business badge
Yes: Personalized membership Collector logo with member ID
Yes: Generic Collector badge
10Voting Rights1 vote per business1 vote per collector


Business members must adhere to the Website Terms of Service, Code of Ethics, Bylaws and all associated documents.

Businesses or dealers may not register as Collectors, but may register as Supporters if they do not wish to be limited in their activities by the Organization’s governing documents.


Business membership requires three (3) recommendations, review by GMA Membership Committee, then a vote by full Board of Directors. All requirements listed in Membership Descriptions & Requirements.