| SUSTAINABILITY LIMITED | Private company limited by shares | Live |
| RIE Sustainability Limited | | Live |
| Allied Sustainability Consultants Limited | Private company limited by shares | Live |
| Asia Sustainability Limited | Private company limited by shares | Dissolved |
| Sustainability Professionals Association Limited | | Live |
| Center for Sustainability Limited | Private company limited by shares | Live |
| China Sustainability Collaborative Limited | Company limited by guarantee | Live |
| China Sustainability Enterprises Limited | Private company limited by shares | Dissolved |
| CHINA SUSTAINABILITY LEADERS COMPANY LIMITED | Private company limited by shares | Live |
| ESG Sustainability Advisory Consultancy Co., Limited | Private company limited by shares | Live |
| SUSTAINABILITY & CREATIVE CONSULTANCY LIMITED | Private company limited by shares | Live |
| PJ Sustainability Consulting Limited | Private company limited by shares | Live |
| ACUITY SUSTAINABILITY CONSULTING LIMITED | Private company limited by shares | Live |
| SUSTAINABILITY BUSINESS CONSULTING LIMITED | Private company limited by shares | Live |
| GLOBAL SUSTAINABILITY FOUNDATION CONSULTING LIMITED | Private company limited by shares | Live |
| MAKER SUSTAINABILITY CONSULTING LIMITED | | Live |
| Corporate Sustainability International Limited | Private company limited by shares | Live |
| Sustainability Extension Limited | Private company limited by shares | Live |
| JCG Sustainability Foundation Limited | Company limited by guarantee | Live |
| Gaia Sustainability Limited | | Live |
| Green Sustainability And Environmental Company Limited | | Live |
| SUSTAINABILITY CAPITAL GROUP CO., LIMITED | Private company limited by shares | Live |
| STUDIO OF SUSTAINABILITY & HEALTH LIMITED | Private company limited by shares | Live |
| HICA Sustainability Limited | Private company limited by shares | Live Commenced dormancy on 02-May-2018 |
| Visionwide Sustainability (HK) Limited | | Live |
| Re-Pal Sustainability Hong Kong Limited | Private company limited by shares | Live |
| Hong Kong Sustainability Strategic Advisory Limited | Private company limited by shares | Live |
| Xarbon Sustainability (Hong Kong) Limited | Private company limited by shares | Live |
| ONE HUNDRED PERCENT SUSTAINABILITY LIMITED | Private company limited by shares | Live |
| Sustainability Investment Asia Limited | Private company limited by shares | Live |
| ASIA SUSTAINABILITY INVESTMENT LIMITED | | Live |
| LEADERSHIP AND SUSTAINABILITY LIMITED | | Live |
| LEAF Sustainability Limited | Private company limited by shares | Live |
| Life Investment Sustainability Association Limited | Company limited by guarantee | Live |
| Mawaru Sustainability Limited | Private company limited by shares | Live |
| OPEN SUSTAINABILITY LIMITED | Private company limited by shares | Live |
| Sustainability Orientation Service Limited | Private company limited by shares | Live |
| SUSTAINABILITY PARTNERS LIMITED | Private company limited by shares | Live |
| Sustainability Partners Limited | Private company limited by shares | Live |
| PATERSON SUSTAINABILITY LIMITED | Private company limited by shares | Live |
| Princeville Climate Sustainability Rating Investments Limited | | Live |
| PURE SUSTAINABILITY LIMITED | Private company limited by shares | Live |
| REGTITUDE SUSTAINABILITY LIMITED | | Live |
| SUSTAINABILITY RESOURCES LIMITED | Private company limited by shares | Live |
| SME Sustainability Society Limited | Company limited by guarantee | Live |
| Synergetic Sustainability Design Studio Limited | Private company limited by shares | Live |
| TransGlobal Sustainability Technologies Limited | Private company limited by shares | Live |
| Excel Sustainability Management & Technology Co., Limited | Private company limited by shares | Live |
| TIKOO SUSTAINABILITY LIMITED | | Live |
| Sustainability Training Network Limited -The- | Private company limited by shares | Live |
| WiseTal Sustainability Solutions Limited | Private company limited by shares | Live |
| Worldlink Sustainability Consultant Limited | Private company limited by shares | Live |
| Xarbon Sustainability Limited | Private company limited by shares | Live |