| Kamedia | |
| KappaSense | Northern District |
| Karamba Security | Central District |
| KarmiSoft | Northern District |
| KAVIT Electronics Industries Ltd | Central District |
| Kazuar Advanced Technologies | Tel Aviv District |
| Kedma Capital | Tel Aviv District |
| Kehela | Tel Aviv District |
| KELA | Tel Aviv District |
| Kenes Exhibitions | Tel Aviv District |
| KERNELiOS | Central District |
| Keylogger Comparison | Haifa District |
| KIAMI | |
| Kibbutz Industries Association | |
| Kilometer.io | Tel Aviv District |
| KinBio | Central District |
| Kinneret College on the Sea of Galilee | |
| Kipp | Tel Aviv District |
| Kishurim IESF | Tel Aviv District |
| Kissterra | Tel Aviv District |
| Kletsel Design | |
| Kluren Ltd | |
| Kodem Security | Tel Aviv District |
| Koh IT Solutions | Tel Aviv District |
| Koi Security Ltd | |
| Komodor Automation Ltd | |
| Komsel | Northern District |
| Konfidas | |
| Konnecto | Tel Aviv District |
| Kontroller | Tel Aviv District |
| Kontroller | |
| Kopel Reem | Tel Aviv District |
| Koranga | Tel Aviv District |
| Korentec | |
| Kornit Digital | |
| Kotev Technology Ltd | Tel Aviv District |
| Kovrr | Tel Aviv District |
| KP Electronic Systems Ltd | |
| Krusader | Central District |
| Krypton VC 4.0 | Tel Aviv District |
| KSP | Tel Aviv District |
| KTrust | |
| KwaKwa | |
| L.A. Design | Tel Aviv District |
| Lahat Technologies Ltd | |
| Lalanet Web Design | Tel Aviv District |
| Landa Labs | |
| LaptopExpert | Tel Aviv District |
| LaptopIsrael | Tel Aviv District |
| Lasso.security | |