2022 Board Members

Rebecca Waldman, Chair

21 years of public administration experience with the City of San Antonio, including 6 years as Assistant to the City Manager and 7 years as the Director of Asset Management, plus an additional 4 years as the City of Alamo Heights’ first City Manager.

Martha Sepeda, Vice Chair

Martha Guadiana Sepeda retired from the City of San Antonio in 2017  as the Acting City Attorney. She joined the city as First Assistant City Attorney in the Legal Department  in 2003. Ms Sepeda’s 34 years of legal experiences included municipal work in 3 cities and federal criminal defense work and supervision in the Southern District of Texas. Ms Sepeda has a JD from the University of Texas and a BA from the University of Chicago.

Liz Garcia, Treasurer

Retired from COSA with 35 ½ years of service. Former Assistant Director of Code Compliance Department & Housing and Neighborhood Services Department. Past President of: San Antonio City Employees Federal Credit Union (now Generations) Board, Code Enforcement Association of Texas, American Association of Code Enforcement, and Former member of International Hispanic Network.

David Lopez, Recording Secretary

Retired from City of San Antonio after 14 years of service all of which was with the Solid Waste Management Department. Previous to joining the City, he held a number of positions within several local, national and international business enterprises.

Stephen Haney, Corresponding Secretary

Served City of San Antonio for 33 years, including 23 years in Solid Waste Management. Haney holds BBA from Washburn University in Operations Management, an MBA from St. Mary’s University in International Business Policies. He is a member of 1995 Inaugural Class of the City Manager’s Leadership Development Program. He received 1998 City of San Antonio STAR Award for clean-up efforts following Flood of 1998. Was former board member for:

  • State of Texas Alliance for Recycling (STAR)
  • Texas Compost Council
  • Texas Product Stewardship Council
  • Keep San Antonio Beautiful

Michael Trainer, Board Member

Served as sworn police officer for 31 years. Retired in 1998 as the Photo Lab Supervisor but took the civilian position of Crime Photo Lab Supervisor in 1998. He installed and was the Digital Imaging Network Manager from 2009 until retirement. Retired from COSA again in 2008.

Kevin Burton, Board Member

Kevin Burton

Retired from the City of San Antonio with 20 ½ years of service. Former Fiscal Operations Manager with the Convention & Sports Facilities Dept., Management Analyst with the Development Services Dept., and Housing & Community Development Analyst with the Office of Budget & Management (Grants Management Div.). Bachelor of Arts in Criminal Justice from the University of Texas at San Antonio and a Master of Science in Urban Administration from Trinity University. Certified Meeting Professional (CMP). He currently serves on the Supervisory Committee for Generations Federal Credit Union and is a member of the Texas City Management Assn. (TCMA) and the San Antonio Theatre Coalition (SATCO).

Diana Alcocer, Board Member

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