| Abbreviation | Definition |
|---|---|
| QGSI | QuantGate Systems, Inc. |
| QGT | QuickSet Gibraltar Tripod |
| QGU | Quality Gyms in Uttoxeter |
| QGW | Queensland Guided Walks |
| QHA | Quantum Health Automation |
| QHA | Quinton Hazell Automotive |
| QHB | Quality Healthclubs in Blackpool |
| QHB | Quality Highland Beef |
| QHC | Qualifying Holding Company |
| QHC | Quality Hair Care |
| QHC | Quarry Hill Club |
| QHC | Quinte Health Care Corporation |
| QHD | Quarter Horse Directory |
| QHF | Quail Hill Farm |
| QHF | Quality Home Furnishings |
| QHF | Quantitative Hedge Fund |
| QHF | Quill Hair & Ferrule, LTD. |
| QHG | Quality Health Group |
| QHG | Quantum Hotels Group |
| QHH | Quality Healthclubs in Harlow |