City Manager's Office

Rex Phelps

City Manager

Rex Phelps

Sidonna Frost

Assistant City Manager

Sidonna Foust

  1. Rex L. Phelps assumed the City Manager position in February 2020.

    He has been a public servant for over 30 years. He previously spent several years as the Police Chief for the City of Brenham, TX, where he was eventually promoted to the position of Brenham Assistant City Manager.

    Rex has worked many years within the Dallas / Fort Worth Metroplex, developing his managerial skills by serving in numerous capacities within law enforcement, including patrol, investigations, undercover investigations, and administration.

    He earned a Bachelor of Business Management from LeTourneau University and a Master of Business Administration from Columbia College of Missouri. He has also served as a board member for numerous civic organizations.

    He believes an individual, a team, or an organization can never be what they could be externally until they are what they should be internally. He developed the "One Habit of Highly Effective People based on E to the 4th Power - The key to an optimal employee culture".

  1. Sidonna Foust was appointed Assistant City Manager in February 2020.

    Sidonna has worked in City Government since 2007. She formerly was the Finance Director for Haltom City, a position she has held with three other cities. She also served as the Administrative Services Director during her government career.

    Sidonna worked in the private sector as a Financial Analyst/Buyer for Valero Energy Corporation and as Assistant Buyer and Business Analyst for HEB Grocery Company in San Antonio.

    She received her degree in Business Administration in Occupational Education from Wayland Baptist University and her Master of Business Administration from Webster University, both in San Antonio.

    She believes that great leadership involves the ability to motivate and empower others, practicing courage with integrity, and living each day with a servant's heart.