California Association of School Transportation Officials

Welcome to CASTO Membership and Event registration page. Here you will be able to sign up for individual, agency or sustaining membership  and register for upcoming events such as Mechanics Workshop, Managers Forum, State Conference.

Upcoming events

  • No upcoming events

Mechanics Workshop registration is now open. Workshop will be held at 

South Lake Tahoe High School July 6-7, 2017 

Click above to register now!

If you would like to become a member of CASTO, please visit www. and click on the Membership link!

We now accept payments online via Paypal. 

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