| Link | Location |
|---|
 | Piotr Kustra | Kraków, Poland |
 | Antti Kuurne | Espoo, Finland |
| Christopher Kwasny | Rockville Centre, New York, United States |
| Daria Kwiatkowska | Warsaw, Poland |
 | Carsten Kwirandt | Kranzberg, Germany |
| Christopher Labonte | Minneapolis-United Health, Minnesota, United States |
| Paweł Łaciński | Warsaw, Poland |
| Frans Laemen | Amsterdam, Netherlands |
| Michelle Lafrenz | Minneapolis-Optum & United Health, Minnesota, United States |
| Calvin Lam | Tsing Yi, Hong Kong |
 | Fernando Lamelas | Buenos Aires, Argentina |
| Oliver Landgraf | Munich, Germany |
| Gernot Lang | Ingelheim, Germany |
| Dirk Langenhan | Munich, Germany |
| Jochen Langer | Munich, Germany |
