Meet The Counselors

Jason Robertson
Hello, my name is Jason Robertson.
I am the Guidance Department Chair at Sunnyslope High School. I am a graduate of Grand Canyon University where I earned a BA in Elementary Education.  I received my Master’s in Counseling from Northern Arizona University.  I have 9 years of experience as an elementary school guidance counselor but have been at the high school level since 2006.   PH: 623-915-8791 Email:


Hello, my name is Victoria Christensen.

I am one of the counselors at Sunnyslope High School.  I have been in education since 2007 and I could not be happier to be here at Sunnyslope.  After graduating from ASU with a Bachelors in Elementary Education, I went on to obtain a Masters at Ottawa University in School Guidance Counseling.   
PH: 623-915-8777


Hello, my name is Mallory Robertson. 

I am one of the Counselors at Sunnyslope High School. This will be my third year as a Counselor at Sunnyslope and I could not be more excited about the opportunity to work in such a wonderful environment. I attended Washington State University (Go Cougs!) where I earned my Bachelors in Psychology, with a Minor in Sociology. Shortly after I obtained my Master’s from Ottawa University in School Counseling. 

PH: 623-915-8779


Hello, my name is Christine Pixler.

I am so thankful to be working at such an amazing school!

My bachelor’s degree is in math from Texas Tech University and my master’s degree is from Northern Arizona University in educational counseling.  I spent 15+ years teaching math and this will be my 6th year in a Guidance Counseling role; my first at Sunnyslope.
PH: 623.915.8728

Johnny Frias

Hello, my name is Johnny Frias.
I have been a member of the Slope family for thirteen years now and in the GUHSD for twenty years.  I received my undergraduate degree from Texas-El Paso (Major: Native American Literature, Minor: Native American History) and hold two Masters Degrees (Education Intervention & Counseling).  When I am not counseling I coach Track & Field and Soccer. 

Mark jpg

Hello, my name is Mark Ballesteros.

My name is Mark Ballesteros.  I am a counselor and Spanish teacher here at Sunnyslope High School.  This is my 16th year at Slope and my 25th year in education.  I look forward to working with you towards a successful high school career.  
Email: mark.