Who We Are


Founded in 1930, the Texas Hospital Association is the leadership organization and principal advocate for the state’s hospitals and health care systems. Based in Austin, THA enhances its members’ abilities to improve accessibility, quality and cost-effectiveness of health care for all Texans. One of the largest hospital associations in the country, THA represents more than 85 percent of the state’s acute-care hospitals and health care systems, which employ more than 400,000 health care professionals statewide.

THA Senior Staff

John Hawkins

Read more about John Hawkins

Jennifer Banda
Jennifer Chapman Banda, J.D.

Senior Vice President 
Advocacy and Public Policy 

Tess Frazier

President/CEO, Texas Hospital Insurance Exchange 

Fernando Martinez, Ph.D.

President, Texas Hospital Association Foundation/Chief Strategy Officer/Chief Digital Officer 

Mitzi Ressmann, RN, FACHE

Senior Vice President/Chief Operating Officer 

Carrie Williams

Chief Communications Officer 

Steve Wohleb
Stephen G. (Steve) Wohleb, J.D.

Senior Vice President/General Counsel 
Legal and Regulatory Compliance 

Ignacio Zamarron

Senior Vice President/Chief Financial Officer 

David Neiger
David Neiger

Senior Vice President/Chief Financial Officer

Key Support Staff

Jennifer O'Neil
Jennifer O’Neil

Executive Administrative Manager
Executive Assistant to John Hawkins

Sharon Beasley
Sharon Beasley

Senior Director, Governance


Serving Texas hospitals as the trusted source and unified voice to influence excellence in health care for all Texans.


Leading change to support all Texas hospitals to deliver accessible, affordable, high-quality health care.


The Texas Hospital Association holds the following beliefs and reflects it values in its behavior and decision making:

Service: Anticipating the needs of others while providing a high-quality, consistent and personalized experience.

Integrity: Demonstrating accountability, transparency and ethics through our actions.

Teamwork: Respecting each other’s voice and opinion through effective communication and collaboration.


Be an effective advocate for state and national legislative, regulatory and judicial actions in support of accessible, cost-effective, high-quality health care delivered through a system that emphasizes integration, community health and equitable funding.

Shaping Future Health Care
Develop a vision of a unified health care delivery system for Texas that pursues new strategies and advocates for models promoting individuals receiving the right care at the right time.

Educational Products and Programs
Provide educational products and programs that assist members with marketplace challenges and in transitioning to integrated, community-based delivery systems.

Analysis and Data Products
Conduct analyses and provide information and data products that enhance the ability of the Association, its members and others to address such issues as reasonable payments, community health status, quality and outcomes measures, integration and market share.

Strengthen ties and intensify collaborative efforts with other health care-related organizations with common values to add value for members and enhance effectiveness.

Structure the association to reflect the changing priorities of the membership and create a dynamic environment to make THA a service organization of incomparable value for its members.

THA’s experienced team has earned a reputation among Texas hospitals as the go-to resource and thought leader in hospital-related:

  • Education
  • Advocacy
  • Issues

No other organization can match THA’s experience, track record for advocacy wins, or power as a collective voice for Texas hospitals.