| W.C. ROWE (FALMOUTH) LIMITED | Food products | 1975 | Full accounts |
| HIRST MAGNETIC INSTRUMENTS LIMITED | Electrical equipment | 1981 | Total exemption (full) |
| ARMADA ENGINEERING LIMITED | Repair and installation of machinery | 1989 | Total exemption (full) |
| WATSON-MARLOW LIMITED | Pharmaceuticals | 1990 | Full accounts |
| RESEARCH INSTRUMENTS LIMITED | Other manufacturing | 1997 | Full accounts |
| INSPIRED CYCLE ENGINEERING LIMITED | Ships, aircraft, rail and other transport | 1998 | Total exemption (full) |
| BIO PURE TECHNOLOGY LTD | Pharmaceuticals | 1998 | Audit-exempt subsidiary |
| HENRY SWANZY LIMITED | Furniture | 1999 | Total exemption (full) |
| PLATFORM CREATIVE STUDIO LIMITED | Clothing | 1999 | Total exemption (full) |
| RUSTLER YACHTS LIMITED | Ships, aircraft, rail and other transport | 2000 | Total exemption (full) |
| FALMOUTH MARITIME LTD | Ships, aircraft, rail and other transport | 2001 | Total exemption (full) |
| ENGINEERED ARTS LIMITED | Electrical equipment | 2004 | Small company accounts |
| ADAM PHILLIPS PLANT HIRE AND CONTRACTORS LIMITED | Fabricated metal products | 2005 | Total exemption (full) |
| COCKWELLS MODERN AND CLASSIC BOAT BUILDING LIMITED | Ships, aircraft, rail and other transport | 2006 | Full accounts |
| WILSHAW DENTAL LABORATORY LTD | Other manufacturing | 2006 | Total exemption (full) |
| SUGARTREE WEST LIMITED | Printing and recorded media | 2006 | Total exemption (full) |
| GREEN IMAGE LIMITED | Textiles | 2008 | Total exemption (full) |
| PENDENNIS PLUS LIMITED | Ships, aircraft, rail and other transport | 2009 | Small company accounts |
| PENROSE SAILMAKERS LIMITED | Textiles | 2009 | Total exemption (full) |
| SELLECTRONICS LIMITED | Computers, electronics and optics | 2010 | Total exemption (full) |
| TREBARVETH ESTATE MANAGEMENT LIMITED | Repair and installation of machinery | 2010 | Total exemption (full) |