Meet Our Staff
We are proud of the exceptional faculty and staff here at Sierra Linda High School. They are a dedicated group of men and women who truly care about helping students succeed. Please meet the faculty and staff who work every day to help students excel.
A Parent's Right to Know
As a parent of a student at Sierra Linda High School, you have the right to know the professional qualifications of your child's teachers. Please read A Parent's Right to Know.
Administration
Tim Madrid
Principal
(623) 474.7702
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Jennifer Vidrio
Admin Assistant-Principal
(623) 474.7702
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Lorin Sempkowski
Assistant Principal of Curriculum & Instruction
(623) 474.7802
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Brisell Avitia
Attendance Clerk
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Tim Reese
SRO
Ext. 200513
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Jonathan Stewart
Assistant Principal of Discipline and Attendance
(623) 474.7731
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Christina Valenzuela
Assistant Principal of Athletics
(623) 474.7721
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Staff by Department
To find a staff member by department, please click on the appropriate button.