Lorraine Montemayor is the Secretary-Treasurer of the Texas AFL-CIO, sworn into office in Dec. 2025. She previously served as the Training & Leadership Development Coordinator for the organization, where she trained up a new generation of union members into leadership over five years.

Montemayor started her career at the University of Texas Health Science Center at San Antonio, where she joined the Texas State Employees Union (TSEU – CWA Local 6186). She later became a union organizer with Alliance/AFT, a Dallas local of the American Federation of Teachers (AFT), before becoming the Political Director for the Dallas AFL-CIO.

She is still a member of Texas State Employees Union (TSEU – CWA Local 6186) and a member of the Office and Professional Employees International Union (OPEIU) Local 277. Beyond work hours, she advocates for a variety of social justice causes alongside her family.