Tristan “Tris” Castañeda, Jr.

Tristan “Tris” Castañeda, Jr. has over twenty years of applied experience in local and state governmental relations. Castañeda joined Longbow Partners as an equity partner and is responsible for business development, direct advocacy, and counseling Longbow’s clients on environmental, transportation, workers’ compensation, appropriations, tax, economic development, land use, telecommunications and utility matters in connection with the Texas Legislature and on various permit and rule making issues before state agencies.

Over the years, Castañeda has successfully represented and provided strategic counsel to numerous private sector, public sector, and non-profit interests, as well as specialized industry trade groups in achieving their legislative and state agency objectives, resulting in appropriations, regulatory decisions and the passage or defeat of legislation that makes a material difference to clients.


Before joining Longbow Partners, Castañeda managed for the last 10 years, the Texas government relations practice at Baker Botts, L.L.P., a large international law firm. During that time, he was responsible for all aspects of state government advocacy including strategic planning conceptual development, legislative drafting, preparation of testimony, appearances before legislative committees, direct advocacy, working with or developing coalitions with shared goals, and designing client strategies and other activities for the long term development and maintenance of relationships with state lawmakers and agency officials.

Prior to joining Baker Botts L.L.P., Castañeda was a financial partner in a highly successful independent lobby practice for nearly seven years where he served as the primary consultant to several of the Firm’s clients. His general duties at the Firm included legislative advocacy, issue development, public policy research, analysis and report writing, business development, and assistance with association and coalition management.

Earlier in his career, Castañeda served three years in the Texas Attorney General’s Office on the Intergovernmental Relations team during the 72nd Special Session and the 73rd Regular Session, working on appropriations, insurance, healthcare, money laundering, municipal and environmental related issues.

In addition to his state governmental relations experience, Castañeda has substantial municipal government experience, having worked as a Special Assistant to former San Antonio Mayor, Henry Cisneros, as Executive Assistant to San Antonio City Councilman Walter Martinez, and as the Senior Project Director for the San Antonio Community Development Council.

Castañeda graduated from St. Mary’s University with a Bachelor of Arts degree, double majoring in Political Science and Public Administration, and minoring in Economics (1985). He subsequently received a Master’s degree in Public and Institutional Administration, also from St. Mary’s (1988).

Civic & Community Involvement

Castañeda is active in numerous civic and community activities, including service as Vice President of the Tejas Family Crisis Center in Austin, and in various activities for the St. Mary’s University Alumni Association.