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