How to Join GBA

Looking to learn why you or your firm should join GBA? Check out our benefits and reasons to join GBA.


GBA's membership is restricted to geoprofessional firms, including one-person firms. GBA also makes eight separate associate membership categories available. To determine your firm's or your own individual eligibility, consult the Member Firm and Associate Membership pages. Visit the Membership Dues page for details on how much it costs to join GBA. Each GBA-Member Firm pays dues that are a percentage of its gross income. The membership year runs from May 1 through April 30. Dues for firms that join during the year are prorated. 


For Prospective GBA-Member Firms

Step One: Download and complete an application for membership. Return it to GBA headquarters with your $350.00 application fee and other attachments.

Step Two: GBA will review your application.

Step Three: GBA will notify you, typically within a day or two, when your application is approved and will send an invoice for pro-rated dues, based on your most recently completed year's gross annual revenue.

Step Four: Wait for your welcome letter and then come back to to start taking advantage of your member benefits!



For Prospective Associate Members (Professional Colleagues, Collaborative Members, Practitioners, Government Members, Faculty, Students, Consultants, and Individual Life Members)

Associate membership is by-invitation-only. Please contact us ( or at 301/565-2733) about receiving an invitation if you believe you qualify for associate membership.



For Prospective Regional Organization Members

Please contact us by e-mail at or by phone at 301/565-2733 if your association would like to consider affiliation with GBA.


For a copy of the GBA Bylaws, -click here-.

Join GBA Today!

Do you want your firm to prosper through professionalism? Put GBA's four decades of programs, services, and materials at your fingertips - free of charge - by becoming a member now.

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