(713) 955-7587 admin@aplusup.org


A+UP Team Members and Learning Coaches are professional educators with a passion for building relationships with scholars and their families.

They guide, inspire, and engage scholars to help them become self-directed learners who own their education.


Paul Castro

Superintendent  |  Salary: $150,000

Paul Castro is a co-founder of A+UP Charter Schools and serves as Superintendent, where he provides leadership, coaching, and executive functions for the district.

Prior to founding A+UP, Paul served as the Head of Schools in KIPP Houston Public Schools and Principal in Houston ISD. During his time in HISD, Paul was the Principal of Lee High School where he worked as a turnaround principal during the 2009-10 year. Working with a team of dedicated teachers, Paul instituted school practices that led to tremendous academic progress that spring. From 2005-2010, Paul served as the principal of Westside High School, a 3000-student school with a 40% low-income, tri-ethnic population that earned TEA Recognized status under his leadership. Westside was recognized for both participation and performance of its students in the Advanced Placement program. Paul was also the founding principal of West Briar Middle School in 2002, a diverse 1300-student school that achieved TEA Recognized status. At KIPP, Paul guided the district in growing from one high school to four. He was also selected as a national coach for KIPP school leaders.

Paul was also selected by the Lt. Governor of Texas to serve as one of 15 statewide commissioners on the Texas Commission on Next Generation Assessments and Accountability in 2015. As a member of the commission, Paul used his experience in traditional school districts and charters to guide recommendations for the state legislature’s updates to the Texas accountability system.

Paul received his B.A. in English from Texas A&M University and an M.A. in Educational Leadership and Cultural Studies from the University of Houston. When he’s not working, Paul enjoys reading and cooking for others.

"Education is the kindling of a flame, not the filling of a vessel."    -Socrates

Kap McWhorter

Principal Learning Coach

Terrie Roberts

Business Office Manager


A+UP does not exclude from participation in, deny the benefits of, or subject to discrimination on the basis of race, religion, color, national origin, sex, age, disability, or relationship or association with an individual with a disability in providing educational services, activities, and programs, including vocational and career technology programs, in accordance with Title VI of the Civil Rights Act of 1964, as amended; the Individuals with Disabilities Education Act, as amended; Title IX of the Educational Amendments of 1972, as amended; the Americans with Disabilities Act, as amended, and Section 504 of the Rehabilitation Act of 1973, as amended.

 Adopted June 2016