| # | Name | Location | Applications |
|---|---|---|---|
| 1. | CLK Consult v/Carsten Leonhard Knudsen CPR NO 020460-0457 | 🇩🇰 Nexø, Denmark | 1 |
| 2. | CLK Design Automation, Inc. | 🇺🇸 Littleton, MA, United States | 3 |
| 3. | CLK GMBH | 🇩🇪 Altenberge, Germany | 1 |
| 4. | CLK Supplies, LLC | 🇺🇸 Hayden, ID, United States | 1 |