| # | Name | Location | Applications |
|---|---|---|---|
| 1. | Q Developments, LLC | 🇺🇸 Melrose, MA, United States | 2 |
| 2. | QD Enterprises, LLC | 🇺🇸 Sharon, MA, United States | 3 |
| 3. | Qdeck Inc. | 🇺🇸 Bellevue, WA, United States | 1 |
| 4. | QDEPQ SYSTEMS B.V. | 🇳🇱 Delft, Netherlands | 1 |
| 5. | QDesign Corporation | 🇺🇸 Seattle, WA, United States | 1 |
| 6. | QDesign USA, Inc. | 🇺🇸 Seattle, WA, United States | 3 |
| 7. | QDevice Medical Inc. | 🇨🇦 Vancouver, British Columbia, Canada | 1 |
| 8. | QDevice Medical, Inc. | 🇨🇦 Delta, Canada | 1 |