| Company | Timeline | Status | |
| Happold LLP Non-designated LLP Member • Unreported | 1 Nov 2007←13 Years→20 Apr 2021 | Active | |
| Happold Consulting Limited Director • Consulting Engineer | 26 Jul 2001←18 Years→28 Nov 2019 | Dissolved | |
| Construction Industry Research And Information Association Director • Consulting Engineer | 13 Jun 2001←2 Years 9 Months→30 Mar 2004 | Active | |
| Buro Happold Limited Director • Engineer | 1 Nov 1996←19 Years→14 Jul 2016 | Active | |
| Buro Happold Engineers Limited Director • Engineer | 9 Oct 1996←14 Years→30 Apr 2011 | Active | |
| Buro Happold Consulting Engineers Limited Director • Consulting Engineer | 1 May 1994←25 Years→29 Jul 2019 | Active | |
