| Company | Timeline | Status | |
| Greater London Environmental Limited Director • Director | 20 Dec 2006←1 Year 7 Months→12 Aug 2008 | Active | |
John Hanley Demolition Limited Director • Director | 20 Oct 2005←8 Years→11 Mar 2014 | Dissolved | |
| J H B Enfield Limited Director • Company Director | 28 Oct 1998←27 Years→Current | Active | |
| Greater London Waste Disposal Limited Director • Builder | 25 Nov 1997←21 Years→12 Dec 2018 | Active | |
| Greater London Demolition Limited Director • Director | 11 Feb 1993←25 Years→11 Dec 2018 | Active | |
| John Hanley Limited Director • Director | 24 Jan 1992←26 Years→12 Dec 2018 | Active | |
| J. Hanley Builders Limited Director • Director | 21 May 1991←34 Years→Current | Active | |
