The Catlin Gabel alumni association supports the school's mission, goals, objectives and operations. The alumni board governs the alumni association and has the following responsibilities:

• To serve as a communication link between alumni and the school
• To provide and encourage a variety of opportunities for alumni support and involvement in the school
• To provide opportunities for alumni to meet together and have contact with each other
• To preserve and promote the heritage, traditions, and values of the school and to encourage loyalty toward the school among alumni

The alumni relations office and the Catlin Gabel alumni association work together to "promote the interest and mission of the school, to strengthen loyalty to Catlin Gabel, and to provide opportunities for fellowship among the membership."

CGAA Board Members