| Access Industries Holdings LLC | 10% owner | — | — | — |
| ACCESS INDUSTRIES, LLC | 10% owner | — | — | — |
| ACCESS INDUSTRIES MANAGEMENT, LLC | 10% owner | — | — | — |
| AIGRAIN JACQUES | Director | — | — | May 22, 2026 |
| AI INVESTMENTS HOLDINGS LLC | 10% owner | — | — | Mar 9, 2026 |
| Blavatnik Len | 10% owner | — | — | — |
| Campbell Tracey D | EVP, Sustainability & Corp Aff | — | — | Feb 28, 2026 |
| CHASE ANTHONY R | Director | — | — | May 22, 2026 |
| Conley Trisha L | EVP, People and Culture | — | — | Feb 28, 2026 |
| FARLEY CLAIRE S | Director | — | — | May 22, 2026 |
| Foley Kimberly A | EVP, Global O&P and Refining | — | — | Feb 28, 2026 |
| Friedrichs Dale D | EVP, Ops Excellence, HSE | — | — | Feb 28, 2026 |
| Hayes Matthew D | SVP & CAO | — | — | Feb 28, 2026 |
| Izquierdo Sabido Agustin | EVP & Chief Financial Officer | — | — | Feb 28, 2026 |
| KAMSKY VIRGINIA A | Director | — | — | May 22, 2026 |
| Kaplan Jeffrey A | EVP and General Counsel | — | — | Feb 28, 2026 |
| Ledet Aaron J | EVP, I&D & Supply Chain | — | — | Feb 28, 2026 |
| Rhenman Torkel | EVP, Adv Polymer Solutions | — | — | Feb 28, 2026 |
| Seward James Malcolm | EVP & Chief Innovation Officer | — | — | Feb 28, 2026 |
| Vanacker Peter Z. E. | Chief Executive Officer · Director | — | — | Feb 28, 2026 |
| van der Laan Yvonne | EVP, Circular & Low Carbon Sol | — | — | Feb 28, 2026 |