Born and raised in San Antonio, Texas, Steve Costello has degrees from Texas A&M University, the University of Texas at Austin, and South Texas College of Law.
While in law school, he served as Assistant Articles Editor for South Texas Law Review. Prior to his admission to the Texas bar, he worked for a major petrochemical company in the Houston-Galveston area as a chemist, project manager, and intellectual property manager.
His legal practice focuses on business law, real estate law, estate planning, probate, and intellectual property.