| Anatomy of a dissolution | Major events in the OIS field | ||
| Date | Event | Comments | |
| March 1980 | First SIGOA newsletter published | Charter: “all aspects of the application of computing techniques to office activities” | |
| June 1982 | First ACM SIGOA conference | To bring together researchers interested in office automation | |
| January 1983 | ACM TOIS starts its inaugural issue | To research office activity and office technology | |
| June 1986 | SIGOA changes its name to SIGOIS | Multiple reasons including attractiveness, goal not being automation, distinguishing from vendor conferences | |
| October 1988 | ACM TOIS last issue | Name change to ACM Transactions on Information Systems in 1989 | |
| December 1996 | ACM TOIS last issue | Name change to ACM Transactions on Information Systems in 1989 | |
| November 2004 | SIGGROUP dissolved | Due to natural causes | |