Three professional associations provide professional development opportunities, recognition and support the work of OSU Extension professionals. These associations are:
- Chi Epsilon Sigma (CES) - purpose of this fraternity shall be to maintain the standards and ideals, uphold the morale, prestige and respect of Ohio State University Extension support staff, to develop an effective working relationship and a spirit of fraternal fellowship among the present and emeriti employees of Ohio State University Extension, and to encourage professionalism within Extension.
- Epsilon Sigma Phi, Alpha Eta Chapter (ESP) - dedicated to fostering standards of excellence in the Extension System and developing the Extension profession and professional.
- Ohio Association of Extension Professionals (OAEP) - Its two main objectives are: professional improvement of its members and improvement of the Extension organization as an educational delivery system for county, state and federal Extension Programs.






