| Company Name | Software Titles |
|---|---|
| Kurt Fitzner | 2 |
| KnowledgePoint | 2 |
| Knowles Acoustics | 2 |
| Kepware | 2 |
| Kaviansoft | 2 |
| KLTeam | 2 |
| KellySoftware | 2 |
| Keri Systems | 2 |
| KELTON | 2 |
| Kroy | 2 |
| KOBIL Systems | 2 |
| Keyoe | 2 |
| Keyspan | 3 |
| Kevin Solway | 3 |
| KIP | 3 |
| Keyence | 3 |
| Kim Beros Consulting Pty | 3 |
| KEYLOK | 3 |
| Keynote Systems | 3 |
| Kybtec Software | 3 |
| Kemma Software | 3 |
| Kryptiq | 3 |
| Kanes Forms | 3 |
| Kobo | 3 |
| Kingsoft | 4 |
| kiwisyslog | 4 |
| Kensington | 4 |
| Konesans | 4 |
| Karlis Blumentals | 5 |
| Koyote Soft | 6 |
| Knowledge Matters | 6 |
| Kurzweil Educational Systems | 6 |
| Kroll Ontrack | 6 |
| Koji | 7 |
| Kuta Software | 7 |
| Karen Kenworthy | 8 |
| Kaspersky Lab | 12 |
| KyoceraMita | 13 |
| Konica Minolta | 13 |
| Kraft | 14 |
| Kronos | 15 |
| Kofax | 23 |
| KACE | 27 |
| Kodak | 107 |
| Kaseya | 197 |