| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AQUASTARS DIVE CENTRE LIMITED | SC263352 | 11/02/2004 | Dissolved |
| ENCONSULT LIMITED | SC197515 | 24/06/1999 | Dissolved |
| ENCONSULT LIMITED | SC197515 | 24/06/1999 | Dissolved |
| JOHNSTON FORENSICS LTD | SC721326 | 28/01/2022 | Dissolved |
| JOHNSTON RENEWABLES LIMITED | SC450654 | 23/05/2013 | Dissolved |
| SILVER HYDRO LTD | SC470771 | 24/02/2014 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| J.A. Kirkpatrick & Partners (M & E) Ltd | SC066208 | 05/01/1990 | 27/08/1993 | Dissolved |
| WATER ENGINE TECHNOLOGIES LIMITED | SC503631 | 17/04/2015 | 04/10/2018 | Dissolved |