| S.F. Marine Co. Limited | Private company limited by shares | Live |
| BAI SHAN MARINE GROUP LIMITED | Private company limited by shares | Live |
| BAO SHAN MARINE TRANSPORT LIMITED | Private company limited by shares | Dissolved |
| SHANDE MARINE LIMITED | | Live |
| SHANDONG SEARICH MARINE LIMITED | Private company limited by shares | Live |
| Shanghai Fortune Marine Co., Limited | Private company limited by shares | Live |
| SHANGHAI HARVEST MARINE EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI HISSEN MARINE MACHINERY CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI HUNTER MARINE CO., LIMITED | Private company limited by shares | Live |
| SHANGHAI GUI RONG MARINE EQUIPMENT CO., LIMITED | Private company limited by shares | Live |
| Shanghai Seth Marine & Trade Co., Limited | Private company limited by shares | Live |
| Shanghai Sinoking Marine S&T Co., Limited | Private company limited by shares | Live |
| SHAW MARINE ELECTRICS LIMITED | Private company limited by shares | Live |
| WIN SHENG MARINE S. DE R. LIMITED | Private company limited by shares | Live |
| AN SHENG MARINE LIMITED | Private company limited by shares | Dissolved |
| JI SHENG MARINE LIMITED | Private company limited by shares | Live |
| XIN SHENG MARINE LIMITED | | Live |
| SHIN FA MARINE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SHIN SKY MARINE LIMITED | Private company limited by shares | Live |
| SHIN CHAW MARINE CO., LIMITED | Private company limited by shares | Live |
| SHIN HO MARINE ENTERPRISE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| KIN SHING LUNG MARINE PRODUCTS LIMITED | | Live |
| HOP SHING FAT PETROLEUM (MARINE SUPPLIES) LIMITED | Private company limited by shares | Dissolved |
| SJ MARINE SHIPMANAGEMENT COMPANY LIMITED | Private company limited by shares | Live |
| MARINE OIL SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MARINE SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| Marine Shipping Limited | Private company limited by shares | Live |
| YSF MARINE SHIPPING LIMITED | | Live |
| ALLY MARINE SHIPPING LIMITED | | Live |
| COHEUNG MARINE SHIPPING COMPANY LIMITED | Private company limited by shares | Live |
| MARINE GLORY SHIPPING LIMITED | Private company limited by shares | Live |
| YU LONG MARINE SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Marine Success Shipping Limited | Private company limited by shares | Live |
| Vast Marine Shipping Limited | | Live |
| LNG SHIPS INTERVENTION MARINE LIMITED | Private company limited by shares | Live |
| SHUNYANG CHINA MARINE OFFSHORE SERVICE LIMITED | Private company limited by shares | Dissolved |
| SIENA MARINE COMPANY LIMITED | Private company limited by shares | Live |
| Sigma Marine Biotechnology Co., Limited | Private company limited by shares | Live |
| SILVER ACE MARINE LIMITED | Private company limited by shares | Dissolved |
| SILVER MARINE LIMITED | Private company limited by shares | Live |
| SILVER OCEAN MARINE LIMITED | Private company limited by shares | Live |
| SIMBO MARINE SYSTEMS LIMITED | Private company limited by shares | Live |
| SIMOSA MARINE COMPANY LIMITED | Private company limited by shares | Live |
| SIMPSON MARINE LIMITED | Private company limited by shares | Live |
| SINOIND MARINE LIMITED | Private company limited by shares | Dissolved |
| Sinoking Marine Co., Limited | Private company limited by shares | Dissolved |
| SINO-OCEANEERING MARINE COMPANY LIMITED | Private company limited by shares | Live |
| SINORISE MARINE LIMITED | Private company limited by shares | Dissolved |
| SINWA (CHINA) MARINE SERVICE LIMITED | Private company limited by shares | Live |
| SINWA (SOUTH CHINA) MARINE SUPPLY CO. LIMITED | Private company limited by shares | Dissolved |
| SISHENG MARINE SOLUTIONS LIMITED | Private company limited by shares | Live |
| Smartmax Marine Limited | Private company limited by shares | Live |
| Smarts Marine Company Limited | Private company limited by shares | Dissolved |
| Smith Marine Limited | Private company limited by shares | Dissolved |
| SMOOTH MARINE EQUIPMENT LIMITED | Private company limited by shares | Live |
| Solis Marine Limited | Private company limited by shares | Live |
| WISDOM SOLUTION MARINE SERVICE LIMITED | Private company limited by shares | Live |
| JC MARINE SOLUTIONS LIMITED | Private company limited by shares | Live |
| SK MARINE SOLUTIONS LIMITED | Private company limited by shares | Live |
| SS MARINE SOLUTIONS LIMITED | Private company limited by shares | Live |
| MARINE AUTOMATION SOLUTIONS HK LIMITED | Private company limited by shares | Live |
| SEAPLAN MARINE SOLUTIONS LIMITED | Private company limited by shares | Live |
| SOUTH OCEAN MARINE COMPANY LIMITED | Private company limited by shares | Live |
| South View Marine Limited | Private company limited by shares | Live |
| SOUTHERN MARINE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SOUTHERN MARINE COMPANY LIMITED | Private company limited by shares | Live |
| SOUTHERN MARINE RESEARCH (H.K.) LIMITED | Private company limited by shares | Live Commenced dormancy on 27-Jul-1995 |
| SpecTec Marine Tech Limited | | Live |
| Speed Marine Network Limited | Private company limited by shares | Live |
| SPEEDY MARINE AIR CO., LIMITED | Private company limited by shares | Live |
| SPEEDY WING MARINE (INTERNATIONAL) CO., LIMITED | Private company limited by shares | Live |
| STAR MARINE LIMITED | Private company limited by shares | Dissolved |
| STAR MARINE LIMITED | Private company limited by shares | Dissolved |
| WIN STAR MARINE LIMITED | Private company limited by shares | Dissolved |
| STAR MARINE LIMITED | Private company limited by shares | Dissolved |
| ASIA STAR MARINE LIMITED | Private company limited by shares | Live |
| ASIAN STAR MARINE LIMITED | Private company limited by shares | Live |
| NEW STAR MARINE CO., LIMITED | Private company limited by shares | Live |
| One Star Marine Co., Limited | | Live |
| STAR MARINE CO., LIMITED | | Live |
| EASTERN STAR MARINE CO., LIMITED | Private company limited by shares | Live |
| SEA STAR MARINE CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| GRAND STAR MARINE LIMITED | Private company limited by shares | Live |
| STAR MARINE GROUP LIMITED | Private company limited by shares | Live |
| OCEAN STAR MARINE (HK) LIMITED | Private company limited by shares | Live |
| STAR MARINE INTERNATIONAL CO. LIMITED | Private company limited by shares | Dissolved |
| LUCKY STAR MARINE SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| STAR SEA MARINE MACHINERY CO., LIMITED | | Live |
| STAR OCEAN MARINE MACHINERY CO., LIMITED | | Live |
| STAR MARINE SERVICE LIMITED | Private company limited by shares | Live |
| OCEAN STAR MARINE SERVICE COMPANY LIMITED | Private company limited by shares | Live |
| Starfleet Marine Limited | | Live |
| STEERING MARINE LIMITED | Private company limited by shares | Live |
| STEWART MARINE LIMITED | Private company limited by shares | Dissolved |
| MARINE STORE SUPPLY COMPANY LIMITED | Private company limited by shares | Live |
| MARINE & SUBSEA SOLUTIONS LIMITED | Private company limited by shares | Live |
| MARINE SUCCESS LIMITED | Private company limited by shares | Live Commenced dormancy on 10-Dec-2015 |
| Success Marine Limited | Private company limited by shares | Live |
| Ocean Success Marine Company Limited | Private company limited by shares | Dissolved |
| SUNEVER MARINE COMPANY LIMITED | Private company limited by shares | Live |