| Company Name | Software Titles |
|---|---|
| ITRONIX | 1 |
| ITSG | 2 |
| ITSIG Gmb | 1 |
| ITSIG GmbH | 1 |
| ITSO | 2 |
| ITT | 1 |
| ITT Flygt | 3 |
| ITT Visual Information Solutions | 1 |
| ittemp | 1 |
| Ivan Heckman | 1 |
| Ivan Kohler | 1 |
| Ivan Mayrakov | 1 |
| Ivan Zahariev | 2 |
| Ivan Zhakov | 1 |
| Ivar Jacobson International | 1 |
| IvaSoft | 1 |
| IVI Foundation | 7 |
| IvoSoft | 1 |
| IVT | 3 |
| Iwatsu | 1 |
| iWay Software | 1 |
| iWeb Getting Started | 1 |
| iWork Tour | 1 |
| iWorx.com | 1 |
| iwspc | 1 |
| ixi | 2 |
| Ixia | 2 |
| IXOS SOFTWARE AG | 4 |
| iXP | 1 |
| IXP Data | 1 |
| ixxat | 1 |
| IXXAT Automation GmbH | 1 |
| iZotope | 7 |
| iZOX ZONE | 1 |
| Izzo Consulting & Training | 1 |
| J Soft | 1 |
| J-T-L Development | 1 |
| J. Eric Vaughan | 1 |
| J. Hepple | 1 |
| J. River | 4 |
| J.C. Kessels | 1 |
| J.J. Keller & Asscoiates | 1 |
| J.J. Keller & Associates | 9 |
| J.T. Leigh & Associates | 1 |
| j2 Global | 3 |
| j2 Global Communications | 4 |
| J3S | 1 |
| Jaap van Wingerden | 1 |
| Jabber Studio | 1 |
| Jabra | 2 |