Note: You must have an account to register or update school/teams. For returning Head Coaches, login, for new Head Coaches, create a new account.

GullSO Registration

Division C (grades 9-12)

Thank you for your interest in participating in Castro Valley's GullSO Invitational!

In order to compete, the following requirements must be met:

  1. Register Online (see below for details). One email per division - Registration opens on 9/15/2025
  2. Pay required registration fees - $220 per team
  3. Complete Required Registration Documents (Will be available digitally by the end of September)
    • Regional Forms Checklist
    • General Waiver and Photo/Video Release

Limit 2 teams per school.  Any additional teams may be added on October 15 if space allows.


Payment Methods – PayPal or Checks (No purchase orders)