ESA Headquarters is located in Fort Collins, Colorado. Headquarters was established to provide membership services that could not be accomplished on a volunteer basis. Headquarters provides program information and guidance along with administrative support and management for ESA projects. The staff is dedicated to using ESA's resources for researching and developing potential projects and programs that advance the mission and best interests of the organization. Headquarters also provides professional support for officer training, educational, membership, and philanthropic programming and functions as the central business office.

The ESA Membership Corporation, or Headquarters, also holds all ESA trademarks and is charged with protecting the unauthorized use of membership information.