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Hiller Highlights

Student Life @ GHS

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Important Contacts

Phone # 619-668-6000
Fax #  619-463-7108 


Dan Barnes (email)
-(619) 668-6012

Assistant Principal

Peter Spiller (email)
-All students in the 9th Grade
-Seniors with last names Gi-N
-(619) 668-6021

Donnie Carroll (email)
-All students in the 10th Grade 
-Seniors with last names A-Ge
-(619) 668-6023

Denise Bates (email)
-All students in the 11th Grade
-Seniors with last names O-Z
-(619) 668-6022


Deborah Aguila (email)

-(619) 668-6048

Amy Steveson (email)
-(619) 668-6049

Julianna Manuel (email)
-(619) 668-6047

Laura Dawson (email)
-(619) 668-6045

Rebecca VargasWilson (email)
-(619) 668-6042

Katie Abruzzo (email)
-(619) 668-6072


All Day Absence Hotline
-(619) 668-6031
-Attendance Policy

Sue Phillips
-(619) 668-6032
-Attendance Policy



Jeannine Calabrese (email)

-(619) 668-6030

-Fax 619-644-8493


School Address 1100 Murray Drive El Cajon, CA 92020 | Phone (619) 668-6000 | Fax (619) 463-7108


Grossmont Union High School District programs and activities shall be free from discrimination, harassment, intimidation, and bullying based on age, gender, sex, race, color, religion, ancestry, national origin, nationality, ethnic group identification, ethnicity, marital or parental status, physical or mental disability, gender identity, gender expression, sexual orientation or the perception of one or more of such characteristics. (GUHSD Board Policy 5145.3)