| Abbreviation | Definition |
|---|---|
| HSMS | Health and Safety Management Systems |
| HSQMS | Health Safety Quality Management System |
| HSQMS | Home Services Quality Management System |
| HSRM | Health Safety and Risk Management |
| HSSM | High School of Sports Management |
| HSSM | High Security Secret Management |
| HSTM | Hospitality Sport and Tourism Management |
| HTDM | Healthcare Technology and Data Management |
| HTM | Hokkaido Tourism Management |
| HTM | Hospitality and Tourism Management |
| HTMA | Houston Treasury Management Association |
| HTMU | Health Technology Management Unit |
| HTSM | Hospitality Tourism and Sports Management |
| HTTM | Health Tech Talent Management |
| HUM | Human Unit Management |
| HVCM | Heavy Vehicle Congestion Management |
| HVM | Harvest Volatility Management |
| HWM | Halma Water Management |
| HWM | Hazardous Waste Management |
| HWM | Health and Wellness Management |