System Development Corporation
System Development Corporation (SDC) was a computer software company based in Santa Monica, California. Initially created as a division of the RAND Corporation in December 1955 (under the name System Development Division) and established as an independent organization in October 1956, it was a very influential organization that trained a large portion of the emerging programmer workforce in the United States in the late 1950s, referred to by some as "a university for programmers." == History == SDC began as the systems engineering group for the SAGE air-defense system at the RAND Corporation.
Source: Wikipedia — System Development Corporation (CC BY-SA 4.0)