| 1.
| ZE Friedrichshafen AG |
🇩🇪 Friedrichshafen, Germany |
1 |
| 2.
| ZEF OY |
🇫🇮 Oulu, Finland |
2 |
| 3.
| ZEF Solutions Oy |
🇫🇮 Oulu, Finland |
4 |
| 4.
| ZEFA CO., LTD. |
🇯🇵 FUKUSHIMA, Japan |
1 |
| 5.
| ZEFAL |
🇫🇷 Jargeau, France |
1 |
| 6.
| Zefeng Chen |
🇨🇳 Zhejiang, China |
1 |
| 7.
| ZEFFIRO SRL |
🇮🇹 Barberino di Mugello, Italy |
1 |
| 8.
| Zefon International, Inc. |
🇺🇸 Ocala, FL, United States |
4 |
| 9.
| ZEFR, Inc. |
🇺🇸 Venice, CA, United States |
6 |
| 10.
| ZEFR, Inc. |
🇺🇸 Los Angles, CA, United States |
1 |
| 11.
| ZefTek, Inc. |
🇺🇸 Montgomery, IL, United States |
7 |