| Company | Timeline | Status | |
| ACS Asbestos Measurement &Testing Limited Director • Company Director | 26 Feb 2023←2 Years 9 Months→Current | Active | |
| ACS Risk Consulting Limited Director • Company Director | 1 Jul 2020←1 Year 5 Months→7 Dec 2021 | Dissolved | |
| R.J.Willey And Associates Ltd Director • Unreported | 29 Dec 2016←8 Years→Current | Active | |
| ACS Learning & Consultancy Ltd Director • Director | 8 Jul 2015←10 Years→Current | Active | |
| Industry Specific Solutions Ltd Director • Director | 7 May 2013←11 Years→4 Jun 2024 | Dissolved | |
| UK Asbestos Training Association Limited Director • Company Director | 16 Dec 2010←14 Years→28 Nov 2025 | Active | |
| ACS Marine Risk Control Limited Director • Company Director | 22 May 2009←15 Years→4 Jun 2024 | Dissolved | |
| ACS Physical Risk Control Limited Director • Co Director | 18 Sep 2007←18 Years→Current | Liquidation | |
| ACS Physical Risk Control Limited Director • Company Director | 5 Dec 2006←3 Months→15 Mar 2007 | Liquidation | |
| Renfrewshire Environmental Trust Director • Company Director | 25 Sep 2000←9 Years→26 Oct 2009 | Active | |
