| SUN THAI (CARNARVON) LIMITED | Private company limited by shares | Live |
| THAI JOY CATERING LIMITED | Private company limited by shares | Live |
| KOH THAI CATERING LIMITED | Private company limited by shares | Live |
| Sky Thai Catering Limited | | Live |
| Thai Chiu (Central) Catering Limited | Private company limited by shares | Live |
| SUN THAI (QUARRY BAY) CATERING GROUP LIMITED | Private company limited by shares | Live |
| THAI CENTURY LIMITED | | Live |
| THAI HUA CEREALS AND OILS IMP&EXP LIMITED | Private company limited by shares | Live |
| YUEN THAI CHAIN LIMITED | Private company limited by shares | Live |
| CHAIYO THAI LIMITED | Private company limited by shares | Live |
| Champ Thai Fu Limited | | Live |
| Champion Thai Limited | Private company limited by shares | Live |
| CHANATCHA THAI KITCHEN COMPANY LIMITED | Private company limited by shares | Live |
| CHAO THAI SAN COMPANY LIMITED | Private company limited by shares | Live |
| THAI CHEMICALS LIMITED | Private company limited by shares | Dissolved |
| THAI CHEONG LIMITED | Private company limited by shares | Dissolved |
| THAI CHEONG LIMITED | Private company limited by shares | Live |
| THAI LEE CHEONG ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| HWA KAY THAI (CHINA) LIMITED | Private company limited by shares | Dissolved |
| THAI CHINA OIL LIMITED | Private company limited by shares | Live |
| Thai Chock Trading Limited | Private company limited by shares | Live |
| CHRISTIAN THAI SAI SUMPHAN LIMITED | Company limited by guarantee | Live |
| Thai Chung Wui Limited | Private company limited by shares | Live |
| THAI KOK CLEANING SERVICE LIMITED | Private company limited by shares | Dissolved |
| PAK RUN THAI Co., LIMITED | Private company limited by shares | Live |
| LAM THAI NHA CO., LIMITED | Private company limited by shares | Live |
| THAI SHENG ALUMINIUM CO., LIMITED | Private company limited by shares | Live |
| Bao Thai Digital Co., Limited | Private company limited by shares | Live |
| WAN THAI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Thai Yih Engineering Co., Limited | | Live |
| THAI IMPERIAL HOLDING CO., LIMITED | Private company limited by shares | Live |
| ASSOCIATION OF THAI (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| YAN THAI (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| THAI KK INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| THAI LONG LPG CO., LIMITED | Private company limited by shares | Dissolved |
| WIN THAI MINING INVESTMENT CO., LIMITED | Private company limited by shares | Live |
| THAI BEAUTY NOTION CO., LIMITED | Private company limited by shares | Live |
| Thai Sawadee Co., Limited | Private company limited by shares | Live |
| Run Sheng Thai Co., Limited | Private company limited by shares | Live |
| Rui Sheng Thai Co., Limited | Private company limited by shares | Live |
| SHOW THAI CO., LIMITED | Private company limited by shares | Live |
| SUNRISE (THAI) CO., LIMITED | Private company limited by shares | Live |
| THAI TONG CO., LIMITED | | Live |
| THAI AIR TRANSPORT CO., LIMITED | Private company limited by shares | Dissolved |
| YONG THAI PLASTIC TOY CO., LIMITED | Private company limited by shares | Dissolved |
| THAI COMMERCIAL AGENCIES LIMITED | Private company limited by shares | Dissolved |
| Wing Thai Commercial Limited | Private company limited by shares | Live |
| Thai Common Company Limited | | Live |
| Thai 11 Concept Limited | Private company limited by shares | Live |
| Thai Concept Limited | | Live |
| Zi Thai Concept Company Limited | | Live |
| THAI KIN CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Live |
| KAM THAI CONSTRUCTION LIMITED | Private company limited by shares | Live |
| THAI PACIFIC CONSTRUCTION LIMITED | Private company limited by shares | Dissolved |
| THAI CONSULTING HOLDING LIMITED -THE- | Private company limited by shares | Dissolved |
| SANOOK Thai Cooking Studio Limited | | Live |
| KONG THAI COOPERATION COMPANY LIMITED | Private company limited by shares | Live |
| Thai Corp HK Limited | Private company limited by shares | Live |
| Young Thai Craft Gift Company Limited | Private company limited by shares | Live |
| CHINA HUA THAI LONG OCEAN CRUISES LIMITED | Private company limited by shares | Live |
| KA THAI METAL CRUSHING AND MANUFACTURING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Thai Delicious Limited | Private company limited by shares | Live |
| Thai Delicious Limited | | Live |
| DIAMOND THAI BOXING & FITNESS LIMITED | Private company limited by shares | Live |
| DIAMOND THAI MASSAGE SPA LIMITED | | Live |
| Diamond Thai Boxing & Fitness Trading Limited | Private company limited by shares | Dissolved |
| THAI DRAGON COMPANY LIMITED | Private company limited by shares | Dissolved |
| THAI RED BUII ENERGY DRINK CO., LIMITED | Private company limited by shares | Live |
| May Thai Duty-free Limited | Private company limited by shares | Live |
| Thai Dynasty Company Limited | Private company limited by shares | Dissolved |
| THAI SUN ( FAR EAST ) COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Thai East Company Limited | Private company limited by shares | Live |
| FAR EAST (THAI) TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Sun Thai Electrical Company Limited | | Live |
| Wan Thai Electrical Engineering Limited | | Live |
| Thai Emperor Restaurant Limited | Private company limited by shares | Dissolved |
| YUEN THAI ENERGY LIMITED | Private company limited by shares | Live |
| WIN THAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Thai Yu Engineering Limited | | Live |
| Ju Thai Engineering Limited | | Live |
| THAI MING ENGINEERING LIMITED | Private company limited by shares | Live |
| HIP THAI ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| YEE THAI ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| THAI KONG ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| PO THAI (HONG KONG) ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| KONG THAI ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| Thai Feng Investment Limited | Private company limited by shares | Live |
| THAI METRO FINANCE LIMITED | Private company limited by shares | Dissolved |
| THAI FARMERS FINANCE ( NOMINEE ) LIMITED | Private company limited by shares | Dissolved |
| SONG THAI FINANCE LIMITED | Private company limited by shares | Dissolved |
| FIRST THAI LIMITED | Private company limited by shares | Live |
| THAI FIRST LIMITED | Private company limited by shares | Live |
| FIVE THAI COMPANY LIMITED | Private company limited by shares | Live |
| THAI FLAVOUR COMPANY LIMITED | Private company limited by shares | Live |
| THAI FLYING SERVICE CO., LIMITED | Private company limited by shares | Dissolved |
| THAI FOCUS CO. LIMITED | Private company limited by shares | Dissolved |
| Thai Foodie Catering Limited | | Live |
| Ming Thai (Asia) Foods Limited | Private company limited by shares | Live |
| THAI KONG FOODS COMPANY LIMITED | Private company limited by shares | Dissolved |
| THAI FORTUNE COMPANY LIMITED | | Live |