Our People

Administrative Staff

Meet our ACCA Administrative Staff! Each of our staff members brings us a wealth of experience and talent combined with a love for caves and the natural environment. Together we are a strong, dedicated force determined to fulfill our mission.

Annie Holt

Education Coordinator

Annie Holt-Education Coordinator

Aaron Robertson

Operations Manager

Aaron Robertson-Hidden River Cave Operations Manager

Debra “Debbie” Silverman

Director of Member Services

Debra Silverman-Director of Member Services

Shannon Johnson

Administrative Assistant

Shannon Johnson-Administrative Assistant

Chelsea Ballard

Social Media & Volunteer Coordinator

Chelsea Ballard-Social Media and Volunteer Coordinator

The American Cave Conservation Association (ACCA) is a National 501 (c) 3 Nonprofit Organization.
Donations and Memberships are Deductible to the Fullest Extent Allowed by Law.

Administrative Staff