| SONARIS ENERGY LIMITED | Private company limited by shares | Live |
| SONGFUL ENERGY GROUP LIMITED | | Live |
| China Renewable Energy (Songxian) Limited | Private company limited by shares | Live |
| New Energy Sourcing Private Limited | Private company limited by shares | Live |
| SOUTH ENERGY LIMITED | Private company limited by shares | Dissolved |
| South Sky New Energy Company Limited | Private company limited by shares | Live |
| AKIRA ENERGY (SOUTH) LIMITED | Private company limited by shares | Live |
| SOUTHERN ENERGY LIMITED | Private company limited by shares | Dissolved |
| Southern Cross Energy Limited | Private company limited by shares | Live |
| SOUTHVILLE ENERGY CO., LIMITED | Private company limited by shares | Live |
| Soya Energy Limited | | Live |
| Space Energy Limited | | Live |
| Innovative Energy Spain Limited | Private company limited by shares | Dissolved |
| Span Energy Limited | Private company limited by shares | Live |
| Sparkling Energy Hi-Technology Company Limited | Private company limited by shares | Live |
| SPEAKING ENERGY LIMITED | Private company limited by shares | Live |
| Spectrum Energy Limited | Private company limited by shares | Live |
| SPEED ENERGY LIMITED | Private company limited by shares | Dissolved |
| Splendid Energy Investment Limited | | Live |
| SPORT ENERGY LIMITED | Private company limited by shares | Dissolved |
| SPREAD ENERGY LIMITED | Private company limited by shares | Dissolved |
| SPREAD ENERGY LIMITED | Private company limited by shares | Live |
| ENERGY SPREAD LIMITED | Private company limited by shares | Dissolved |
| SPREAD ENERGY LIMITED | | Live |
| ENERGY SQUARED ASIA LIMITED | Private company limited by shares | Live |
| STABLE ENERGY LIMITED | Private company limited by shares | Live |
| STAMFORD ENERGY LIMITED | Private company limited by shares | Live |
| STANDARD ENERGY LIMITED | Private company limited by shares | Dissolved |
| ENERGY STANDARD LIMITED | | Live |
| Standard Energy Co. Limited | | Live |
| STAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| ENERGY STAR LIMITED | Private company limited by shares | Dissolved |
| GP STAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| CFD STAR ENERGY LIMITED | Private company limited by shares | Live |
| STAR ENERGY COMPANY LIMITED | Private company limited by shares | Live |
| ENERGY STAR LIMITED | Private company limited by shares | Live |
| ENERGY STAR HK COMPANY LIMITED | Private company limited by shares | Live |
| ENERGY STAR LIMITED | Private company limited by shares | Live |
| Star Business Energy Limited | Private company limited by shares | Live |
| Daria Star Energy Limited | Private company limited by shares | Live |
| Energy Star Enterprise Limited | Private company limited by shares | Dissolved |
| Gold Star Energy Limited | Private company limited by shares | Live |
| ENERGY STAR HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HORIZON STAR ENERGY LIMITED | Private company limited by shares | Live |
| LUCKY STAR ENERGY LIFE LIMITED | Private company limited by shares | Live |
| Morning Star New Energy Limited | | Live |
| Asia Power Star New Energy Trade Limited | Private company limited by shares | Live |
| STAR ENERGY & RESOURCES LIMITED | Private company limited by shares | Live |
| ENERGY EYE STAR TRADE LIMITED | Private company limited by shares | Dissolved |
| HK YOSON ENERGY STAR COMPANY LIMITED | Private company limited by shares | Live |
| STARGLOW ENERGY TECHNOLOGY LIMITED | | Live |
| Stark Energy Limited | | Live |
| Starlex Energy Service & Supply Limited | Private company limited by shares | Live |
| ENERGY STATE LIMITED | Private company limited by shares | Live |
| Energy Station Company Limited | Private company limited by shares | Live |
| STATION ENERGY CO., LIMITED | Private company limited by shares | Live |
| ENERGY STEP LIMITED | Private company limited by shares | Dissolved |
| ASIA ENERGY STOCKS LIMITED | Private company limited by shares | Live |
| Stoixwing Energy Co., Limited | | Live |
| STC Energy Storage Limited | | Live |
| Galaxy Energy Storage Hong Kong Limited | | Live |
| ENERGY STORE LIMITED | Private company limited by shares | Dissolved |
| STRAIT ENERGY LIMITED | Private company limited by shares | Live |
| STRAIT ENERGY INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| EUROPEAN & ASIAN STRATEGIC ENERGY & RESOURCES LIMITED | Private company limited by shares | Live |
| ENERGY STREAM LIMITED | Private company limited by shares | Live |
| ENERGY STRENGTH HOLDING LIMITED | Private company limited by shares | Live |
| STRONG ENERGY LIMITED | Private company limited by shares | Live |
| STRONG NEW ENERGY COMPANY LIMITED | | Live |
| SUBTECH ENERGY LIMITED | Private company limited by shares | Live |
| SUCCESS ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUCCESS ENERGY LIMITED | Private company limited by shares | Live |
| ENERGY SUCCESS LIMITED | Private company limited by shares | Live |
| ALL SUCCESS ENERGY LIMITED | Private company limited by shares | Live |
| SUCCESS ENERGY LIMITED | Private company limited by shares | Live |
| Success Dragon Energy Limited | Private company limited by shares | Live |
| GREEN SUMMIT ENERGY LIMITED | Private company limited by shares | Dissolved |
| NOVA SUMMIT ENERGY LIMITED | Private company limited by shares | Live |
| SUNBIRD ENERGY LIMITED | Private company limited by shares | Live |
| SUNBRIGHT ENERGY AND MINERAL CO., LIMITED | Private company limited by shares | Live |
| Suncharge Energy Limited | | Live |
| CANADA'S SUNCOR ENERGY LIMITED | Private company limited by shares | Dissolved |
| Suncore Energy Hong Kong Limited | Private company limited by shares | Live |
| SUNFLOWER ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUNFLOWER ENERGY LIMITED | Private company limited by shares | Live |
| Sungear Energy System Limited | Private company limited by shares | Live |
| SUNGZHAN ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUNICS ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUNKITS ENERGY AND EPC LIMITED | Private company limited by shares | Dissolved |
| SUNKY ENERGY CO., LIMITED | | Live |
| SUNLABOB RENEWABLE ENERGY LIMITED | Private company limited by shares | Live |
| SUNLINK ENERGY LIMITED | Private company limited by shares | Live |
| HK SUNLUX ENERGY LIMITED | | Live |
| Sun-Nova New Energy Limited | Private company limited by shares | Live |
| SUNNY ENERGY LIMITED | Private company limited by shares | Live |
| SUNNY POWER ENERGY LIMITED | Private company limited by shares | Live |
| SUNRAIN HK NEW ENERGY LIMITED | Private company limited by shares | Dissolved |
| SUNRAIN NEW ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| HK SUNRAIN SOLAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| Sunrich New Energy Co., Limited | Private company limited by shares | Live |