Firstmark Credit Union (Formerly San Antonio Teachers Credit Union) is a member-owned, locally controlled, not-for-profit financial cooperative. It was chartered in 1932, giving it the honor of being the oldest state-chartered credit union in San Antonio, Texas. Firstmark Credit Union held its first official Board Meeting on December 7, 1932 and its first annual meeting on January 14, 1933. As of December 31, 1932, Firstmark Credit union had a total of 40 members. Total assets were $475 and total loans were $300. Firstmark had a total of 5 borrowers. The Credit Union was first located at Fox Tech High School until 1947 when it moved to the San Antonio Teachers Council on Adams Street.