Incorporated in Walker County, Georgia. Formed to acquire and manage caves for scientific study, research and conservation. Institutional member of the NSS. Includes contact information.

Outdoor Recreation at Georgia Tech provides instruction, trips and equipment for students, faculty, staff and alumni. Includes photos and contact information.

Features the archival organization for the exploration, documentation, and study of caves in the state.

Based in Atlanta and affiliate of National Speleological Society. Includes photo gallery, meeting and contact information. Requires password entry for DCG members.

Group based in Byron offers exploration and mapping trips, mainly in the Southeastern United States. Includes trip reports, photos, and contact information.