Benjamin Castillo


Benjamin Castillo is a native of Mercedes, Texas and the current leader of the Firm's Rio Grande Valley Office. 
Benjamin Castillo graduated from the University of Texas at Austin with a Bachelor of Arts in Government in 2010. After graduation, he worked as a government and history teacher in the Rio Grande Valley. Benjamin graduated from South Texas College of Law in Houston in 2013. Additionally, he served as a school board member including board president for the Mercedes Independent School District after being elected at the age of 19 years old.
Benjamin Castillo primarily focuses on the representation of governmental entities in the State of Texas. As an attorney at O’Hanlon, Demerath & Castillo, Mr. Castillo has worked on issues ranging from special education, personnel matters, construction, student issues, governance, to litigation that our clients face. Benjamin Castillo has also assisted districts in conducting tax ratification elections.
Mr. Castillo is currently a member of administrative and public law, government law, labor and employment law, and school law sections of the State Bar of Texas. 
In addition to his legal practice, Benjamin Castillo also leads the firm's Superintendent Search activities.