| Abbreviation | Definition |
|---|---|
| QHW | Quincy Herald Whig |
| QI2 | Quality Improvement International |
| QIC | Quality Ingredients Corporation |
| QID | Quality Insights of Delaware |
| QID | Quality Inspection Directorate |
| QID | Quick Identification Diagram |
| QIE | Quality Industrial Electronics |
| QIE | Quality Institute of England |
| QII | Quality Improvement International |
| QII | Quality Inspection International |
| QII | Quay Internet ISP |
| QIP | Quality Imaging Products |
| QIP | Quality Insights of Pennsylvania |
| QIQ | Quick Insurance Quote |
| QIS | QUALCOMM Internet Services |
| QIS | Quality Information Systems, Limited |
| QIS | Quality Inspector Services |
| QIS | Quantum Internet Services, Inc. |
| QISV | Qualified Information Systems Vendor |
| QIT | Quality Information Technology, Inc. |