Administrative Team

Health Professions Administration 

Principal: Michele Guajardo, Ph.D. 
Assistant Principal: Laurie Kilbourn
Assistant Principal: Anerey Yerena


District Administration 

Superintendent: Marco Antonio Lara, Jr., Ed.D.
Deputy Superintendent: Efrain Garza
Assistant Superintendent for Finance & Operations: Marla R. Knaub
Assistant Superintendent for Human Resources: Lissa Frausto, MBA, SPHR
Executive Director for Student Support: Marcos L. Flores, M.Ed.
Chief Academic Officer: Nereyda Treviño, Ed.D.
Administrator for Public Relations & Marketing: Amanda Odom

You're invited: District Title I Family Literacy Meeting on March 21 - Saving for College

STISD is hosting a District Title I Family Literacy Meeting at 5:30 p.m. on Thursday, March 21, at the STISD Central Administration Teaching & Learning Center, located at 7001 E. Expressway 83 in Mercedes. Leticia Romero, President of the Curiman Brokers of the Rio Grande Valley, will present on the topic “Saving for College.”

All STISD parents are invited to attend.

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In Frame: Ruben Ramirez

Ruben see’s his future but lives for the moment.

He aspires to follow in his father’s footsteps and become a lawyer just like dad.

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STISD & Parent ProTech Partner to Promote Online Safety

STISD is delighted to announce a strategic partnership with Parent ProTech, a platform focused on digital citizenship education and online safety. The partnership aims to empower families, students, and educators with the tools and knowledge to safely navigate the digital landscape. 

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