Wilton, Conneticut based software development company. Formed in 1967 as a contract programming firm by Ernest Keet and Howard Pontius in Norwalk, Conneticut. Originally named TSI (Turnkey Systems Inc) Software. Sold to Dun & Bradstreet in 1978. Reformed as a separate company in 1999. Renamed to Mercator Software in 2000.
Acquired by Ascential in 2003 for US$106 million.
Entry last updated: 26-Oct-2012