Become a Member

Welcome. Thanks for your interest in joining the MHSOBA. Please choose a Membership option that suits you.

Membership Subscription

All Memberships are inclusive of a $5 online processing fee.

Membership *
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Member Benefits


  • Access to an incredible network of Old Boys, including Rhodes Scholars, Olympic athletes, world-class businessmen, judges, entrepreneurs and experts in every field of professional endeavour.
  • Regular opportunities to connect with classmates from your graduating year.


  • Discounted entry to MHS reunions.
  • Discounted tickets to the prestigious Annual Dinner, the MHSOBA’s gala event.
  • Access to MHSOBA members-only functions.


  • Access to various scholarships to support further study or employment.

Unicorn Club

  • Reduced venue hire at The Unicorn Club for your next business, networking or social event *conditions apply

Plus much more!