| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AFFECTIVE MEDIA LIMITED | SC214384 | 06/03/2002 | Dissolved |
| EDINBURGH CONFERENCE CENTRE LIMITED | SC101320 | 30/11/1998 | Dissolved |
| HERIOT-WATT SPORTS VILLAGE LIMITED | SC204327 | 25/02/2000 | Dissolved |
| HERIOT-WATT TRADING LIMITED | SC132919 | 26/02/1995 | Silver |
| Heriot-Watt Properties Ltd | SC150131 | 30/11/1998 | Dissolved |
| Interactive University Press Ltd | SC120831 | 30/11/1998 | Dissolved |
| Petromagnetics Ltd | SC357193 | 25/03/2009 | Dissolved |
| ROSYTH EUROPARC BUSINESS INNOVATION CENTRE LIMITED | SC202370 | 31/05/2002 | Dissolved |
| Scot Innovation & Development Ltd | SC085415 | 19/10/1998 | Dissolved |
| THE SCOTTISH COLLEGE OF TEXTILES LIMITED | SC096763 | 30/11/1998 | Not Trading |
| The Scottish Director Centre Ltd | SC143869 | 30/11/1998 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EDINBURGH BUSINESS SCHOOL | SC173556 | 28/01/2000 | 09/06/2015 | Amber |
| HERIOT-WATT SERVICES LIMITED | SC271030 | 18/06/2007 | 17/10/2014 | Amber |
| HYDRAFACT LIMITED | SC294883 | 18/06/2007 | 18/03/2010 | Gold |
| SCOTTISH INSTITUTE OF SUSTAINABLE TECHNOLOGY LIMITED | SC157070 | 08/05/2002 | 28/01/2014 | Dissolved |
| SEEBYTE LIMITED | SC194014 | 30/10/2001 | 07/07/2009 | One Red Flag |