| IntelliShield | 1 | 1 |
| Intellian | 2 | 2 |
| Intellian Satellite TV | 1 | 1 |
| Intelliantech | 3 | 5 |
| Intelliants | 4 | 65 |
| Intellicom | 9 | 37 |
| Intelligent Global Technology Ltd | 1 | 1 |
| Intelligent-it | 1 | 1 |
| Intelligent Solutions | 1 | 1 |
| Intelligent Vending Systems | 1 | 1 |
| Intellinet-network | 1 | 2 |
| Intellitamper | 1 | 6 |
| Intel® | 3 | 4 |
| Intendance | 1 | 4 |
| Inteno | 2 | 3 |
| Intenogroup | 4 | 6 |
| Intensewp | 1 | 2 |
| Intensive Point | 1 | 2 |
| Inter-mediator | 1 | 1 |
| Inter7 | 7 | 18 |
| Inter Network Marketing Ag | 1 | 1 |
| Interaccess | 1 | 2 |
| Interact | 1 | 13 |
| Interact Learning Community Environment | 1 | 13 |
| Interactive-scripts.com | 1 | 1 |
| Interactive Intelligence | 1 | 1 |
| Interactivedata | 1 | 3 |
| Interactivephp | 1 | 2 |
| Interactsoftware | 1 | 13 |
| Interactual Technologies | 1 | 3 |
| Interakt | 2 | 3 |
| Interaktiv | 1 | 1 |
| Interchange Development Group | 1 | 10 |
| Intercom | 2 | 3 |
| Intercom, Inc. | 3 | 6 |
| Interface-medien | 1 | 1 |
| Intergard | 1 | 5 |
| Interguias | 1 | 1 |
| Interlink | 1 | 1 |
| Interlink Advantage | 1 | 1 |
| Interlogix | 2 | 2 |
| Interlogy | 1 | 1 |
| Intermate | 1 | 2 |
| Intermesh | 2 | 2 |
| Intern Record System Project | 1 | 2 |
| InternalError503 | 1 | 1 |
| International-arbitration-attorney | 1 | 1 |
| InternationalScratchWiki | 2 | 2 |
| International Telecommunications | 1 | 1 |
| Internationalization Project | 1 | 3 |
| Internet Computer | 1 | 3 |
| Internet Engineering Task Force | 1 | 1 |
| Internet Initiative Japan Inc. | 9 | 11 |
| Internet Marketing Dojo | 1 | 1 |
| Internet Marketing Ninjas | 1 | 2 |
| Internet-soft | 2 | 2 |
| Internet-works | 1 | 1 |
| Internet2 | 6 | 27 |
| Internet Express Products | 1 | 1 |
| Internet Key Exchange | 1 | 5 |
| Internet Pictures Corporation | 1 | 1 |
| Internet Scout | 1 | 3 |
| Internet Scout Project | 1 | 3 |
| Internet Security Systems | 1 | 2 |
| Internet Software Solutions | 1 | 3 |
| Internet Sofware Sciences | 1 | 1 |
| Internet Solutions Professionals | 1 | 1 |
| Internetdm | 2 | 3 |
| Internetnow | 1 | 1 |
| Internic | 1 | 1 |
| Internment Project | 1 | 2 |
| Internshipsystem Project | 1 | 1 |
| Interquest Internet Services | 1 | 1 |
| Intersect Alliance | 2 | 3 |
| Intersectalliance | 1 | 1 |
| Intersoft | 2 | 5 |
| Interspire | 10 | 45 |
| Intersystems | 2 | 13 |
| Intertwingly | 2 | 2 |
| Interval International | 1 | 1 |
| Intervations | 3 | 12 |
| Intervideo | 3 | 3 |
| Interview Management System Project | 1 | 3 |
| Interworx | 1 | 4 |
| Interwoven | 1 | 2 |
| Intesync | 2 | 14 |
| Intex | 1 | 2 |
| Intland | 1 | 8 |
| Intoto | 2 | 4 |
| Intouch | 1 | 9 |
| Intra-mart | 1 | 1 |
| Intra Forum | 1 | 1 |
| Intracom | 1 | 6 |
| Intralearn | 1 | 2 |
| Intranet-server | 1 | 3 |
| Intrasrv Project | 1 | 1 |
| Intrinsic | 1 | 1 |
| Intsig | 4 | 4 |
| Intuit | 8 | 21 |
| Invedion | 2 | 2 |
