| SMITH & NEPHEW PLC | Chemicals | 1937 | Group accounts |
| COLPA PRECISION ENGINEERING LIMITED | Fabricated metal products | 1946 | Unaudited abridged |
| AUDIO LIMITED | Electrical equipment | 1947 | Audit-exempt subsidiary |
| WATFORD REFRIGERATION AND AIR CONDITIONING LIMITED | Repair and installation of machinery | 1948 | Total exemption (full) |
| T. BROWN & SONS (WIREWORKERS) LIMITED | Fabricated metal products | 1963 | Total exemption (full) |
| REDUCTA (SALES) LIMITED | Glass, ceramics, cement and stone | 1963 | Unaudited abridged |
| R.HAMILTON & CO. LIMITED | Electrical equipment | 1968 | Medium company accounts |
| LAMBERTS LONDON LIMITED | Fabricated metal products | 1969 | Total exemption (full) |
| ALAN ELECTRICAL LIMITED | Electrical equipment | 1971 | Total exemption (full) |
| MEDTRONIC LIMITED | Other manufacturing | 1972 | Full accounts |
| PRECISION & GENERAL ENGRAVERS LIMITED | Fabricated metal products | 1981 | Total exemption (full) |
| LAZAR PRINT LIMITED | Printing and recorded media | 1986 | Total exemption (full) |
| A PLUS WINDOWS & DOORS LIMITED | Fabricated metal products | 1986 | Full accounts |
| BYWAYS LIMITED | Paper and paperboard | 1988 | Small company accounts |
| BEKO PLC | Electrical equipment | 1989 | Full accounts |
| CHURCHILL'S CONFECTIONERY LIMITED | Food products | 1989 | Unaudited abridged |
| SEMIMETRICS LIMITED | Computers, electronics and optics | 1992 | Total exemption (full) |
| RISO (U.K.) LIMITED | Computers, electronics and optics | 1992 | Full accounts |
| CLIMATEC LIMITED | Machinery and equipment | 1993 | Total exemption (full) |
| RIGHT UNITS LIMITED | Glass, ceramics, cement and stone | 1993 | Total exemption (full) |
| STRIDES PHARMA UK LTD | Pharmaceuticals | 1993 | Full accounts |
| N S R COMMUNICATIONS LIMITED | Other manufacturing | 1994 | Total exemption (full) |
| ARMARI LIMITED | Computers, electronics and optics | 1994 | Total exemption (full) |
| SILVERFINE LIMITED | Printing and recorded media | 1994 | Unaudited abridged |
| TOWER SYSTEMS LIMITED | Repair and installation of machinery | 1994 | Total exemption (full) |
| CSL (DUALCOM) LIMITED | Other manufacturing | 1996 | Full accounts |
| SMITH & NEPHEW ORTHOPAEDICS LIMITED | Fabricated metal products | 1996 | Full accounts |
| STYLOGRAPHICS LIMITED | Other manufacturing | 1996 | Unaudited abridged |
| B.T.M. PRINT LIMITED | Printing and recorded media | 1997 | Total exemption (full) |
| MARTINDALE ELECTRIC COMPANY LIMITED | Electrical equipment | 1997 | Small company accounts |
| EVEREST DAIRIES LIMITED | Food products | 1997 | Audit-exempt subsidiary |
| BROOKS-HILL LIMITED | Chemicals | 1997 | Total exemption (full) |
| MARTIN COOK ELECTRICAL SERVICES LIMITED | Repair and installation of machinery | 1998 | Total exemption (full) |
| M.T.I. (1998) LTD | Fabricated metal products | 1998 | Total exemption (full) |
| MAD BEAUTY LIMITED | Chemicals | 1998 | Total exemption (full) |
| RELCO UK LIMITED | Machinery and equipment | 1998 | Total exemption (full) |
| MAYFAIR PERFUMES LIMITED | Chemicals | 1999 | Audit-exempt subsidiary |
| UNIVERSAL TOILETRIES CORPORATION LIMITED | Chemicals | 1999 | Total exemption (full) |
| TM ROBOTICS (EUROPE) LIMITED | Repair and installation of machinery | 2000 | Total exemption (full) |
| FLOURISH CRAFT BAKERY LTD | Food products | 2000 | Total exemption (full) |
| RX FARMA LIMITED | Pharmaceuticals | 2000 | Audit-exempt subsidiary |
| P.H.R. LTD | Basic metals | 2001 | Total exemption (full) |
| RELIANT MACHINERY LIMITED | Computers, electronics and optics | 2001 | Total exemption (full) |
| S&M MEDICAL LIMITED | Other manufacturing | 2002 | Total exemption (full) |
| LEVANTINE (UK) LIMITED | Food products | 2002 | Total exemption (full) |
| K2 DRIVES AND CONTROLS LIMITED | Repair and installation of machinery | 2003 | Total exemption (full) |
| JEM SECURITY LIMITED | Fabricated metal products | 2003 | Total exemption (full) |
| PRISM POWER LTD | Electrical equipment | 2003 | Total exemption (full) |
| DEADLINE CUTTING LIMITED | Wood products | 2003 | Total exemption (full) |
| INVISIO COMMUNICATIONS LTD | Electrical equipment | 2004 | Full accounts |
| LAWTRONIC LIMITED | Electrical equipment | 2004 | Total exemption (full) |
| QUANTUM WINDOWS LIMITED | Other manufacturing | 2004 | Small company accounts |
| TECHNICAL MOULDING PROJECTS LIMITED | Rubber and plastics | 2004 | Total exemption (full) |
| CONTOUR886 LTD | Other manufacturing | 2005 | Total exemption (full) |
| S W CARPENTRY SERVICES LIMITED | Wood products | 2006 | Total exemption (full) |
| DUALCOM HOLDINGS LIMITED | Other manufacturing | 2006 | Full accounts |
| SEVEN SEEDED LIMITED | Food products | 2006 | Total exemption (full) |
| QUALITY LOUNGE SUITES LIMITED | Furniture | 2006 | Total exemption (full) |
| THE STUDY BED COMPANY LIMITED | Furniture | 2006 | Total exemption (full) |
| JK ENGINEERING (HERTFORDSHIRE) LIMITED | Fabricated metal products | 2007 | Total exemption (full) |