Alliance Marine-Innovation and Technology 6-12 Complex

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Although the deadline to apply before the lottery was November 1, 2019, scholars are still being accepted and families are invited to apply.

11933 Allegheny Street

Sun Valley, CA 91352

(747) 223-2649



Alliance Milt and Debbie Valera Middle Academy is part of the Alliance Marine-Innovation and Technology 6-12 Complex which serves grades 6-12.



450 scholars in grades 6-8 


Date Opened

August 2015



Sun Valley is a neighborhood located in the San Fernando Valley region.


Points of Pride 

This school brings rigorous college-preparatory instruction and powerful learning experiences through interdisciplinary projects and integration of real-world applications. Close relationships between scholars, teachers, and staff encourage teamwork and accountability while ensuring that no scholar slips through the cracks.  



86% Latino, 7% White, 6% Other, 16% English Language Learners (ELL), 15% Special Education and 88% free or reduced meal program participants.
Principal Profile

Jonathan TiongcoPrior to his role as principal, Jonathan Tiongco helped lead teacher innovation serving as Alliance’s Director of BLAST Implementation for 2 years.  In this role, Jonathan oversaw blended learning pilots, full-school conversions, facilitated knowledge-sharing between schools and new educational programs at a Next Generation Learning Challenges grantee school. Before joining Alliance, as the instructional leader his school demonstrated among the largest academic gains in the district serving as School Site Co-Director for Youth Policy Institute Charter Schools. Jonathan began his career as a middle school teacher and was a marathon leader. He earned his BA in Sociology from UCLA and his MA in Computing in Education from Columbia University.