• All facilities used at Liberty High School need prior approval.  If you would like to reserve a facility (Cafeteria, Performing Arts Center, Athletic Fields, Parking Lots, etc.) a facility request will need to be filled out.  For staff members, contact Stefanie Limperis, Principal's Secetary or click on the link on this page to download a request form.  If you are not a staff member or associate, please contact Jennie Saldana at the Liberty Union High School District office at (925) 634-2166, ext. 2034.