On Wednesday, May 26, Birdville ISD Superintendent Dr. Darrell Brown announced the appointment of Nathan Frymark, Ed.D., as principal of Green Valley Elementary. He is replacing Dr. Jim Calvin, who accepted a similar position in a neighboring school district.  

Frymark has been principal of O.H. Stowe Elementary since July 2019. Before joining Stowe Elementary, he was an assistant principal at Haltom Middle School from 2016–19; assistant principal at Stowe Elementary from 2015–16; assistant principal at Bowie Middle School in Irving ISD from 2013–15; dean of students at Austin Middle School in Irving ISD from 2012–13; and department chair, English as a second language teacher and Spanish teacher at Richland High School from 2008–12.  

He earned his bachelor’s degree from the University of Texas at Arlington and master’s and doctorate degrees from Dallas Baptist University.