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School Leadership
Samantha Centeno
Principal
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Shaynan Dehorty
Assistant Principal
Rachel Matakas
Assistant Principal
Jim Byrne
Assistant Principal
Message from your Principal
Welcome to Dysart High School!
Hello, my name is Samantha Centeno, and I’m proud to serve as the Principal of Dysart High School. It is my pleasure to welcome you to the home of the Demons—a place where every student is valued, challenged, and supported to reach their full potential.
At Dysart, we live by our core values of DEMON PRIDE:
- Prepared to learn
- Respect self and others
- In the right place at the right time
- Demonstrate responsible behavior
- Expect success
These values create a positive and respectful environment where students can thrive academically and personally.
Our dedicated staff is here to support every Demon as they grow, learn, and prepare for the next steps after high school—whether that means college, career, or service. Beyond academics, Dysart is a community filled with opportunities to get involved, build lasting friendships, and create memories that will last a lifetime. We believe that every student plays a vital role in making our school a place of pride, respect, and success.
Please be sure to follow us on all of our social media handles as we highlight all the extraordinary things that happen at Dysart High School.
Thank you for choosing Dysart High School. We are proud to have you as part of our Demon family and look forward to a fantastic year together!
Go Demons!
Meet your Assistant Principals
Mrs. Shaynan Dehorty
Mrs. Shaynan Dehorty is joining DHS. She has been in the district for 10 years. She oversees two grade levels of discipline and is the Curriculum and Instruction Assistant Principal. She works closely with the ESS department, the counseling department and the registrars.
Mrs. Dehorty can be seen around the campus during lunch and at school events. She strives to support all students and staff at DHS.
Mrs. Dehorty is excited to join the Dysart Demons. She looks forward to becoming part of the Demon family and working with Dysart's amazing students, parents, staff and community.
Mr. James Byrne
We are thrilled to welcome Mr. James Byrne as the new Assistant Principal at Dysart High School in El Mirage, Arizona. A proud graduate of Ironwood High School, Mr. Byrne brings a wealth of experience and a passion for education to our community. He earned his Bachelor of Science in Education with an emphasis on Career and Technical Education from Northern Arizona University, followed by a Master’s in Education Career and Technical Education and a Master’s in Educational Leadership. In his new role, Mr. Byrne will oversee key areas including Discipline, Attendance, and Security, ensuring a safe and supportive environment for all students.
With over a decade of classroom experience where he taught a variety of subjects equips him with a unique perspective on student engagement and academic success.
Mr. Byrne is deeply committed to fostering strong relationships among students, staff, and community partners, and he strives to provide the best educational experience for every student. We are excited for the positive impact he will undoubtedly make at Dysart High School and look forward to the many great things ahead under his leadership. #DemonNation #OnceADemonAlwaysADemon