| Company | Timeline | Status | |
| JSCT On-Exchange Limited Director • Director | 5 Aug 2025←6 Months→Current | Active | |
| JSCT International Holdings Limited Director • Director | 4 Aug 2025←6 Months→Current | Active | |
| Jane Street UK Partnership LLP Non-designated LLP Member • Unreported | 1 Jan 2025←1 Year 1 Month→Current | Active | |
| Jane Street International Trading Ltd Director • Director | 20 Mar 2024←1 Year 11 Months→Current | Active | |
| Jane Street Europe Limited Director • Director | 1 Mar 2024←1 Year 11 Months→Current | Active | |
