TULSA, OK
| Name & Role | Position | Tenure | Holdings |
|---|---|---|---|
BOK FINANCIAL CORP | — | Since Jul 2018 | — |
WILLIAMS COMPANIES, INC. | President & CEO | Since Aug 2018 | — |
WILLIAMS PARTNERS L.P. | Chief Executive Officer | Since Aug 2018 | — |
CONSTELLATION ENERGY CORP | — | Since Jan 2026 | — |