| CASEY CONSTRUCTION LIMITED | Wood products | 1983 | Total exemption (full) |
| ORKNEY OFFICE SUPPLIES LIMITED | Repair and installation of machinery | 1989 | Total exemption (full) |
| CRAIGIE ENGINEERING LIMITED | Repair and installation of machinery | 1993 | Total exemption (full) |
| ORKNEY CHEESE COMPANY LIMITED | Food products | 1999 | Small company accounts |
| RENDALL'S BAKERY LTD | Food products | 2003 | Total exemption (full) |
| ORKNEY MEDIA GROUP LIMITED | Printing and recorded media | 2007 | Total exemption (full) |
| ARTMACHINE GRAPHICS LTD | Other manufacturing | 2009 | Total exemption (full) |
| HEAT ORKNEY PROPERTY LIMITED | Repair and installation of machinery | 2010 | Unaudited abridged |