| Switzerland Singer Mother & Baby Health Products Group Co., Limited | Private company limited by shares | Live |
| GERMANY SINGER HARDWARE INTERNATIONAL GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| GERMANY HARDWARE SINGER INTERNATIONAL GROUP (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINGER INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGER NIKKO HONG KONG CO., LIMITED | Private company limited by shares | Dissolved |
| SINGER LAND & INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONG AND SINGER MUSIC ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| OL SINGER PRODUCTIONS HK LIMITED | Private company limited by shares | Live |
| SINGER TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGER UTOPIA LIMITED | | Live |
| SINGER METAL WORKS, LIMITED | Private company limited by shares | Dissolved |
| SINGERLAND INV. GROUP (H.K.) LIMITED | Private company limited by shares | Live |
| SINGERMAN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SingerPub (HK) Limited | Private company limited by shares | Live |
| YAT PO SINGERS LIMITED | Company limited by guarantee | Live |
| Apollo Singers Company Limited | Company limited by guarantee | Live |
| CHEER SINGERS COMPANY LIMITED - THE - | Company limited by guarantee | Dissolved |
| ELLA KIANG SINGERS LIMITED | Company limited by guarantee | Live |
| Good Hope Singers Limited | Company limited by guarantee | Live |
| HONG KONG SINGERS ASSOCIATION CO. LIMITED | Private company limited by shares | Live |
| HONG KONG CHILDREN'S SINGERS LIMITED | Company limited by guarantee | Dissolved |
| HONG KONG SINGERS LIMITED | Company limited by guarantee | Live |
| SACRED SINGERS HONG KONG COMPANY LIMITED -THE- | Company limited by guarantee | Live |
| HAPPY LITTLE SINGERS LIMITED | Private company limited by shares | Live |
| CANTONESE SONG'S MUSICIAN AND SINGERS ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SACRED SINGERS COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| HONGKONG SINGFAI TRADING CO., LIMITED | Private company limited by shares | Live |
| SINGFAI INDUSTRIES (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| SINGFAI LOGISTICS HK CO., LIMITED | Private company limited by shares | Live |
| SINGFAR ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGFENG TRADING LIMITED | Private company limited by shares | Dissolved |
| SingFest Limited | Company limited by guarantee | Live |
| SINGFIELD LIMITED | Private company limited by shares | Live |
| Singfire Trading Co., Limited | | Live |
| Singflux Environmental Hong Kong Limited | Private company limited by shares | Live |
| SINGFO SOLAR ENERGY CO., LIMITED | Private company limited by shares | Dissolved |
| SINGFOR LIMITED | Private company limited by shares | Dissolved |
| SINGFORD COMPANY LIMITED | Private company limited by shares | Dissolved |
| Hangzhou Singfu Group Co., Limited | Private company limited by shares | Live |
| Singfu Marine Co., Limited | Private company limited by shares | Live |
| SINGFUL TRANSPORTATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGFULL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SingFuture Limited | Private company limited by shares | Live |
| SINGGA COMPANY LIMITED | Private company limited by shares | Live |
| SINGGAU INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SINGGER FUR COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGGIE SHIPPING LIMITED | Private company limited by shares | Live |
| SINGGIE TRADING COMPANY LIMITED | | Live |
| SINGH AND COMPANY LIMITED | Private company limited by shares | Dissolved |
| JT SINGH LIMITED | Private company limited by shares | Live |
| SINGH GPS LIMITED | | Live |
| Singh Cap Limited | | Live |
| BRAHAM SINGH & ASSOCIATES LIMITED | | Live |
| Singh Capital Limited | Private company limited by shares | Live |
| SINGH INT CO., LIMITED | Private company limited by shares | Live |
| KLINGEL ENKEMANN & SINGH, LIMITED | Private company limited by shares | Dissolved |
| SINGH ENTERPRISE PVT LIMITED | Private company limited by shares | Dissolved |
| Singh Exchange Limited | Private company limited by shares | Live |
| SINGH FOREX LIMITED | | Live |
| HARI SINGH & COMPANY LIMITED | Private company limited by shares | Live |
| T. Singh Brother Hong Kong Limited | Private company limited by shares | Live |
| SUN SINGH ENGINEERING (HONG KONG) LIMITED | | Live |
| GIAN SINGH & COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINGH SEMICONDUCTORS AND SYSTEMS LIMITED | Private company limited by shares | Live |
| SINGH SOLUTIONS LIMITED | Private company limited by shares | Live |
| MR SINGH TRADING LIMITED | Private company limited by shares | Live |
| Singh Trading Limited | Private company limited by shares | Live |
| SINGH BROTHER'S TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINGH WELFARE LIMITED | Company limited by guarantee | Live |
| SINGHA COMPANY, LIMITED | Private company limited by shares | Dissolved |
| Singha Asia Pacific Limited | | Live |
| SINGHAI GLOBAL LIMITED | Private company limited by shares | Live |
| SINGHAI INVESTMENT LIMITED | Private company limited by shares | Live |
| SINGHALL LIMITED | Private company limited by shares | Dissolved |
| SINGHAM LIMITED | Private company limited by shares | Live |
| Singhang (HK) Block Chain Technology Limited | Private company limited by shares | Live |
| SingHapiads Limited | | Live |
| SINGHENGTAI TRADE CO., LIMITED | | Live |
| SINGHFELLOWS LIMITED | Private company limited by shares | Live |
| SINGHI JEWELS LIMITED | Private company limited by shares | Live |
| SINGHIGH ELECTRICAL EQUIPMENT COMPANY LIMITED | Private company limited by shares | Live |
| SINGHIGH INTERNATIONAL IMPORT AND EXPORT CO., LIMITED | Private company limited by shares | Live |
| SINGHIGH INTERNATIONAL TRADE LIMITED | Private company limited by shares | Dissolved |
| Singhing Trade Co., Limited | | Live |
| Singhing (Hong Kong) Co., Limited | Private company limited by shares | Live |
| SINGHO ENTERPRISE LIMITED | Private company limited by shares | Live |
| SING-HO FINANCE COMPANY LIMITED | Private company limited by shares | Live |
| SING-HO (NOMINEE) LIMITED | Private company limited by shares | Live |
| SINGHON LIMITED | Private company limited by shares | Live |
| SINGHOTEX CO., LIMITED | Private company limited by shares | Dissolved |
| SINGH'S ELECTRONIC COMPANY LIMITED | Private company limited by shares | Live |
| SINGH'S EXCHANGE CO. LIMITED | Private company limited by shares | Live |
| SINGHUNGLOK COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINGHWA TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| SINGI TELE TRADE LIMITED | Private company limited by shares | Dissolved |
| SINGIN PRODUCTION COMPANY LIMITED | Private company limited by shares | Live |
| SINGING JOY LIMITED | Private company limited by shares | Live |
| A SINGING DOG LIMITED | Private company limited by shares | Live |
| SINGING LONG (ASIA) TRADE COMPANY LIMITED | Private company limited by shares | Live |
| HK ELDERLY SINGING DANCING ASSOCIATION LIMITED | Private company limited by shares | Live |