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Welcome to BASIS Phoenix South, home of the Gilamonsters!

BASIS Phoenix South is a tuition-free public charter school serving students in grades K–9 for the 202425 school year. We are expanding by one grade level every school year and will be serving grades K–12 by 2027–28. We are proud to be part of the BASIS Charter Schools network which has been providing world-class education since 1998. Our campuses follow a STEM-infused, liberal arts program designed to propel your student farther than they ever thought possible.

Everyone at the Phoenix South campus is here to cultivate a love of learning, natural curiosity, and the desire to excel in your student. Their success is our success.

BASIS Phoenix South Gila Monsters

5700 S. 19th Ave.
Phoenix, AZ 85041
Google Map
(480) 447 1795

Office Hours: M-F, 7AM - 4PM

School Leadership

Aaron Poggi, Director Of Academic Programs
Aaron Poggi
Head of School

Aaron joined BASIS Peoria as the Dean of Students and has since worked as Director of Academic Programs and Director of Student Affairs.

  • MA, Education – Curriculum and Design, Ottawa University
  • BA, Human Services, Ottawa University

[email protected]

Michelle Borie
Michelle Ethelbah
Head of Operations

Ms. Ethelbah has been with the BASIS Charter Schools network since 2015. She has over 19 years of experience managing both charter and private schools for grades K–12.

  • MEd, Educational Administration and Supervision, Arizona State University
  • BS, Business Management, Arizona State University
  • Certificate in International Business, Arizona State University

[email protected]

Kelsey Hilfigure
Kelsey Hilfigure
Director of Academic Programs

Kelsey began her career in education in 2017 when she joined BASIS Charter Schools.

  • MS, Leadership, Grand Canyon University
  • BA, Theater and Drama, Grand Canyon University

[email protected]

Tearra Fox
Tearra Fox
Director of Student Affairs

Tearra's career in education began in 2018 at BASIS Phoenix South as a Learning Expert Teacher. She then transitioned into the role of Subject Expert Teacher and now holds the role of Director of Student Affairs.

  • MEd, Educational Leadership, Arizona State University, SEI Endorsement
  • BA, Elementary Education, University of Arizona

[email protected]