| # | Name | Location | Applications |
|---|---|---|---|
| 1. | l-TEK METAL MFG. CO., LTD. | 🇹🇼 Tainan, Taiwan | 1 |
| 2. | L-TEK SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA | 🇵🇱 Wadowice, Poland | 1 |
| 3. | l-TEN | 🇫🇷 Dardilly, France | 1 |
| 4. | LTec Trading Co., Ltd. | 🇯🇵 Tokyo, Japan | 1 |
| 5. | LTECH L.L.C. | 🇺🇸 Enfield, NH, United States | 1 |
| 6. | LTech Ventures, LLC | 🇺🇸 Chadds Ford, PA, United States | 1 |
| 7. | LTEOIL LLC | 🇺🇸 Houston, TX, United States | 8 |
| 8. | LTERNATIVES CENTRE NATIONAL DE LA RECHERCHE | 🇫🇷 Paris, France | 1 |