| PLATT COMPANY LIMITED | Private company limited by shares | Dissolved |
| MATHER & PLATT (ENGINEERING) LIMITED | Private company limited by shares | Live |
| PERKINS PLATT INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| LEGGETT & PLATT ASIA LIMITED | Private company limited by shares | Live |
| LEGGETT & PLATT ASIA (HT) LIMITED | Private company limited by shares | Live |
| PLATTER INVESTMENT LIMITED | Private company limited by shares | Live |
| Premium Platter Limited | Private company limited by shares | Live |
| J PLATTS CONSULTING LIMITED | Private company limited by shares | Live |
| PLATTSBURG LIMITED | Private company limited by shares | Dissolved |
| PLATTSMOUTH LIMITED | Private company limited by shares | Dissolved |