| 73460407 | TESCO | TESCO - THE EASTERN SPECIALTY COMPANY | 1324211 |
| 76720243 | TESCO | Tesco Controls, Inc | 5471817 |
| 76705691 | TESCO | Tesco Controls,Inc. | 4092646 |
| 98530031 | TESCO | TESCO - THE EASTERN SPECIALTY COMPANY | — |
| 87768103 | TESCO | NABORS DRILLING TECHNOLOGIES USA, INC. | 5550336 |
| 77593312 | TESCO | Transportation Equipment Sales Corp. | 3622901 |
| 71176792 | TESCO | TESCO - THE EASTERN SPECIALTY COMPANY | 0177725 |
| 98087614 | TESCO | Tesco Industries, LLC | — |
| 75128247 | TESCO | HIROTEC AMERICA, INC. | 2071752 |
| 76619132 | TESCO | NABORS DRILLING TECHNOLOGIES USA, INC. | 3195448 |
| 75127437 | TESCO | TESCO Engineering, Inc. | — |
| 75023817 | TESCO | Tesco Controls, Inc. | 2138158 |
| 74310225 | TESCO | TESCO RESOURCES, INC. | 1808793 |
| 78848760 | TESCO | Tesco Stores Ltd | — |
| 79034082 | TESCO | Tesco Stores Limited | 3508797 |
| 73281468 | TESCO | PAMECO CORPORATION | 1191888 |
| 78848277 | TESCO | NEWERA ENTERPRISES COMPANY, LIMITED | — |
| 77281638 | TESCO | The Evidence Storage Company, LLC | 3661481 |
| 76148041 | TESCO | Tesco Stores Limited | 2619882 |
| 74450044 | TESCO | TESCO STORES LIMITED | 2240890 |
| 74439203 | TESCO | TESCO STORES LIMITED | 1908070 |
| 74374697 | TESCO | Continental Field Machining Co., Inc. | 1835697 |
| 74174516 | TESCO | TESCO, INC. | 1686937 |
| 74107201 | TESCO | TESCO STORES LIMITED | 1859395 |
| 73414677 | TESCO | TRAFFIC ENGINEERS SUPPLY CORPORATION | 1451796 |
| 73227661 | TESCO | — | — |
| 73204551 | TESCO | Transportation Equipment Sales Corporation | 1382003 |
| 72314991 | TESCO | TERRAZZO SUPPLY CORPORATION | 0900598 |
| 72002205 | TESCO | TEXAS ELECTRIC STEEL CASTING CO. | 0633473 |
| 71198387 | TESCO | TECHNICAL SUPPLY COMPANY | 0190952 |
