CAST STEM High School is San Antonio’s #1 engineering school on the south side. The public high school, created in partnership with Southwest ISD, CAST Schools, and Palo Alto College, serves approximately 200 9th through 12th-grade students from across the greater San Antonio region and emphasizes preparing students for high-demand, high-wage jobs in engineering, advanced manufacturing, and global logistics. Co-located at Palo Alto College, CAST STEM integrates both college and career readiness while allowing students to pursue customized opportunities based on their interests.