| # | Name | Location | Applications |
|---|---|---|---|
| 1. | GPX Holding, LLC | 🇺🇸 Portland, ME, United States | 1 |
| 2. | GPX INTERNATIONAL TIRE CORPORATION | 🇺🇸 Malden, MA, United States | 1 |
| 3. | GPX, INC. | 🇺🇸 St. Louis, MO, United States | 1 |
| 4. | GPXS Holding Ltd. | 🇬🇧 Addlestone-Surrey, United Kingdom | 1 |