| Link | Location |
|---|
 | Vladimir Kats | Москва, Russian Federation |
| Frank KATSBURG | Den Hague, Netherlands |
 | Kyriakos Katselis | Munich, Germany |
 | Semen Katsko | Frankfurt am Main, Germany |
| Freek Katteler | Houten, Netherlands |
| Markus Kattilamäki | Helsinki, Finland |
| Mark Katz | Jersey City, New Jersey, United States |
| Sally Kau | Hong Kong, Hong Kong |
| Hannes Käufler | Unterschleißheim, Germany |
| Alex Kaufman | Nashville, Tennessee, United States |
| Michael Kaufman | Toronto, Canada |
| Marc Kaufmann | Munich, Germany |
 | Prakash Kaul | Singapore, Singapore |
| Dirk Kaule | Munich, Germany |
| Philipp Kaumanns | Garching, Germany |
