| ID | Name | Type |
|---|---|---|
| #8140 | Konkrete Software | Z |
| #8141 | Konrad Hoyer | + |
| #8142 | Konstantin Afendikov | + |
| #18052 | Konstantin Mashnenko | + |
| #16609 | Konstantin Nikitin | + |
| #8143 | Konstantin Radchuk | + |
| #8144 | Konstantin Teterin | + |
| #8145 | Konstantin Winogradow | + |
| #19699 | Konstantin Zubarev | + |
| #8146 | Konstantin Zuykov | + |
| #8147 | Kooll | ? |
| #19247 | KopSoft | P |
| #8148 | Kosmos Software Ltd | P |
| #8149 | Kostandin Igor Ruiz | + |
| #8150 | Kostya Teterin | + |
| #8151 | Kot | ? |
| #8152 | Kotsoft | Z |
| #20651 | Kounch | P |
| #20849 | Kovopodnik OPMH Broumov | P |
| #19233 | Kovsoft | P |