| Company | Timeline | Status | |
| Robert Half Holdings Limited Director • Executive | 2 Dec 2004←10 Years→1 Dec 2014 | Active | |
| Protiviti Limited Director • Executive | 29 Nov 2002←22 Years→Current | Active | |
| Robert Half Limited Director • Executive | 19 Oct 1991←23 Years→1 Dec 2014 | Active | |
