| Company | Timeline | Status | |
| Tetra UK Holdings Limited Director • Senior Vice President, Energy Services G | 26 Feb 2020←3 Years→31 Aug 2023 | Active | |
| Tetra Investments Company U.K. Limited Director • Senior Vice President, Energy Services G | 16 Jan 2017←6 Years→31 Aug 2023 | Active | |
| Optima Solutions Holdings Limited Director • Senior Vice President, Energy Services G | 16 Jan 2017←6 Years→31 Aug 2023 | Active | |
