Complex sentence: In 1962, Shirley founded the software company, F.I. Group (later Xansa, acquired by Steria), and was concerned with creating work opportunities for women with dependents-and employed only women until 1975's Sex Discrimination Act made that illegal.
Split into simpler sentences: In 1962, Shirley founded the software company F.I. Group (later Xansa, since acquired by Steria). She was concerned with creating work opportunities for women with dependants, and employed only women until the Sex Discrimination Act 1975 made that illegal.