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| 79419213 | OPTIMAL | Metlen Energy & Metals A.E. | 7998631 |
| 79419212 | OPTIMAL | Metlen Energy & Metals A.E. | 7998630 |
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| 97634936 | OPTIMAL | Optimal Distribution Group, Inc. | 8274401 |
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| 98705839 | OPTIMAL | ProAssurance Corporation | 8197924 |
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| 74511497 | OPTIMAL | Optimal-Vertrieb Opitz GmbH | 1929277 |
| 98621450 | OPTIMAL | Mid-Kansas Cooperative Association, Inc. | 7855317 |
| 98641678 | OPTIMAL | PARED SOLUTIONS LLC | — |
| 87563101 | OPTIMAL | YiWu optimal product trade co.,LTD | 5581976 |
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| 90590458 | OPTIMAL | It's Optimal, LLC | 7305175 |
| 79317308 | OPTIMAL | Optimal Industrial Technologies Limited | 7123295 |
| 86133200 | OPTIMAL | Braun Nursery Limited | 4583437 |
| 86332248 | OPTIMAL | Globenet Investments Inc. | 4682164 |
| 88036982 | OPTIMAL | Optimal Ventures LLC | — |
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| 76112873 | OPTIMAL | OPTIMAL ENERGY SYSTEMS, INC. | 2742941 |
| 75884056 | OPTIMAL | Michan, Edissa | — |
| 75570572 | OPTIMAL | Optimal, Inc. | — |
| 75480200 | OPTIMAL | CROSSTEX INTERNATIONAL, INC. | 2369241 |
| 74715331 | OPTIMAL | Trend PharmaceuticaLs, Inc. | — |
| 74611107 | OPTIMAL | Optimal Foods Processing Research, Inc. | — |
| 73176070 | OPTIMAL | BUCKBEE-MEARS COMPANY | 1115207 |
