| Company | Timeline | Status | |
| McNair Limited Director • Sales Director | 5 Apr 1995←30 Years→Current | Active | |
| D McNair (Builders Merchants) Limited Director • Joint Managing Director | 31 Dec 1991←34 Years→Current | Active | |
| D McNair (Builders Merchants) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
