| # | Name | Location | Applications |
|---|---|---|---|
| 1. | RK SAGE, LLC | 🇺🇸 Northbrook, IL, United States | 2 |
| 2. | RKS Design International | 🇺🇸 Thousand Oaks, CA, United States | 1 |
| 3. | RKS DESIGN, INC. | 🇺🇸 Thousand Oaks, CA, United States | 5 |
| 4. | RKS Guitars, LLC | 🇺🇸 Oxnard, CA, United States | 4 |
| 5. | RKS Ventures LLC | 🇺🇸 Thousand Oaks, CA, United States | 4 |