OES is the official representative of the following Australian and New Zealand Universities and Institutes
- Australia
- Australian National University (ANU)
- University of Sydney
- Monash University
- University of Queensland (UQ)
- University of Western Australia (UWA)
- University of Adelaide
- Macquarie University
- RMIT University
- Queensland University of Technology (QUT)
- University of Technology Sydney (UTS)
- Deakin University
- La Trobe University
- Flinders University
- James Cook University
- Navitas
- Holmesglen
- ... and more
- New Zealand - Universities
- University of Auckland
- Auckland University of Technology (AUT)
- University of Otago
- Massey University
- University of Canterbury
- Victoria University of Wellington
- Lincoln University
- New Zealand - Institutes / Polytechnics
- AIS St. Helens
- Unitec International
- Eastern Institute of Technology (EIT)
- NMIT
- Southern Institute of Technology (SIT)
- New Zealand Tertiary College
- Otago Polytechnic
- Whitireia | WelTec
- Toi Ohomai Institute of Technology
