| # | Name | Location | Applications |
|---|---|---|---|
| 1. | WF Systems, LLC | 🇺🇸 Roanoke, VA, United States | 3 |
| 2. | WFS Technolgies Ltd. | 🇬🇧 Edinburgh, United Kingdom | 1 |
| 3. | WFS Technologies Limited | 🇬🇧 Livingston, United Kingdom | 7 |
| 4. | WFS Technologies LTD | 🇬🇧 Livingson, United Kingdom | 1 |
| 5. | WFS Technologies Ltd. | 🇬🇧 Livingston, United Kingdom | 4 |
| 6. | WFS Technologies Ltd. | 🇬🇧 Edinburgh, United Kingdom | 46 |
| 7. | WFS Technologies, Inc. | 🇬🇧 Edinburgh, United Kingdom | 1 |
| 8. | WFS Technologies, Ltd. | 🇬🇧 Edinburg, United Kingdom | 2 |