| Business | Phone |
| Attachmate Wrq 8410 W Bryn Mawr Ave, Chicago 60631 | (773) 693-4300 |
| Firstsense Software 8700 W Bryn Mawr Ave, Chicago 60631 | (773) 714-4888 |
| E Piphany Inc 230 W Monroe St # 2221, Chicago 60606 | (312) 827-7080 |
| Claris Corp 200 W Madison St, Chicago 60606 | (312) 899-1300 |
| Adeptia Inc 443 North Clark Street, Suite 350, Chicago 60610 | (312) 229-1727 |