| Company | Timeline | Status | |
| JSCT On-Exchange Limited Director • Director  | 5 Aug 2025←3 Months→Current  | Active  | |
| JSCT International Holdings Limited Director • Director  | 4 Aug 2025←3 Months→Current  | Active  | |
| Jane Street UK Partnership LLP Non-designated LLP Member • Unreported  | 1 Jan 2025←10 Months→Current  | Active  | |
| Jane Street International Trading Ltd Director • Director  | 20 Mar 2024←1 Year 7 Months→Current  | Active  | |
| Jane Street Europe Limited Director • Director  | 1 Mar 2024←1 Year 8 Months→Current  | Active  | |
