| # | Name | Location | Applications |
|---|---|---|---|
| 1. | Z-Filter (Pty) Ltd | 🇦🇺 Canning Vale, Western Australia, Australia | 1 |
| 2. | Z-FILTER PTY LTD | 🇦🇺 Canning Vale, Australia | 1 |
| 3. | Z-Filter Pty Ltd. | 🇦🇺 Western Australia, Australia | 1 |
| 4. | Z-FIRM, LLC | 🇺🇸 Seattle, WA, United States | 11 |
| 5. | ZF Innovations, LLC | 🇺🇸 Salt Lake City, UT, United States | 1 |