| # | Name | Location | Applications |
|---|---|---|---|
| 1. | E&F TECH CO., LTD | 🇰🇷 Gyeonggi-Do, South Korea | 1 |
| 2. | E&F TECH CO., LTD. | 🇰🇷 Hwaseong, South Korea | 1 |
| 3. | E&F TECH.CO.,LTD | 🇰🇷 Gyeonggi-do, South Korea | 1 |
| 4. | EF Technologies, Inc. | 🇺🇸 Newark, DE, United States | 1 |
| 5. | EFT Network, Inc. | 🇺🇸 Hawthorne, NY, United States | 6 |
| 6. | EFT Source, Inc. | 🇺🇸 Nashville, TN, United States | 1 |
| 7. | EFTEC EUROPE HOLDING AG | 🇨🇭 Zug, Switzerland | 1 |
| 8. | EFTEC EUROPE HOLDING AG | 🇨🇭 SWITZERLAND, Switzerland | 1 |
| 9. | EFTSURE PTY LTD | 🇦🇺 North Sydney, Australia | 1 |