| Company | Timeline | Status | |
Michael Byng Project Control (China) Limited Secretary • Unreported | 25 Jan 2009←1 Year 6 Months→20 Aug 2010 | Dissolved | |
| Michael Byng Quantity Surveyors Limited Secretary • Unreported | 25 Jan 2009←1 Year 6 Months→20 Aug 2010 | Active | |
| Keighley Management Limited Secretary • Unreported | 25 Jun 2007←4 Years→4 Nov 2011 | Active | |
| Friday Bridge Management Company Limited Secretary • Unreported | 22 Nov 2004←8 Months→28 Jul 2005 | Active | |
