Governor Abbott Appoints Five To One-Call Board Of Texas

September 15, 2026 | Austin, Texas | Press Release | Appointment

Governor Greg Abbott reappointed John Mason, Marcela Navarette, and Keith Wall and appointed Michael Holdman to the One-Call Board of Texas for terms set to expire on August 31, 2029. Additionally, the Governor appointed Michael McCloskey to the board for a term set to expire on August 31, 2027. The Board has authority over “Call Before You Dig” systems that notify the underground facility operators for excavation plans so pipelines and utility lines can be marked to prevent accidents.

John Mason of Dallas is assistant vice president - senior legal counsel at AT&T. He is a pro bono participant with the Dallas Volunteer Attorney Program and a volunteer with AT&T Believes. Mason received a Bachelor of Arts in Government from The University of Texas (UT) at Austin and a Juris Doctor from the St. Mary’s School of Law.

Marcela Navarette of El Paso is retired after working for El Paso Water Utilities for 30 years, most recently as vice president of Strategic, Financial, and Management Services. She is a board member of the El Paso Community Foundation. Navarrete received a Bachelor of Business Administration in Accounting from UT El Paso.

Keith Wall of Spring is director of regulatory affairs for CenterPoint Energy. He is a member of Texas Gas Association, Texas Hydrogen Production Policy Council, Texas Energy Reliability Council, and American Gas Association. Wall received a Bachelor of Business Administration in Finance from Texas A&M University.

Michael Holdman of Robinson works as a branch manager with ASCO Equipment. Holdman attended Angelo State University.

Michael McCloskey of Liberty Hill is the owner of Chisholm Trail Productions, an event and television development company. McCloskey received a Bachelor of Business Administration in Business Management from UT Austin.