| Company | Timeline | Status | |
| Howard De Walden Management Limited Director • Chartered Surveyor | 1 Nov 1993←1 Year 2 Months→31 Dec 1994 | Active | |
| Portland Industrial Dwelling Company Limited Director • Chartered Surveyor | 27 Dec 1991←3 Years→31 Dec 1994 | Active | |
| Howard House Limited Director • Surveyor | 14 Nov 1991←3 Years→31 Dec 1994 | Dissolved | |
Marylebone Taverns Limited Director • Surveyor | 12 Oct 1991←3 Years→31 Dec 1994 | Dissolved | |
