| Abbreviation | Definition |
|---|---|
| QTC | Queensland Turf Club |
| QTD | Quality Timber Decking |
| QTE | Quality Testing and Engineering, Inc. |
| QTE | Quality Transformer and Electronics |
| QTEC | QinetiQ Technology Extension Corporation |
| QTF | Quarter To Four |
| QTG | Q Travel Group |
| QTG | Quaker Oats - Tropicana - Gatorade Canada |
| QTG | Quality Technical Group |
| QTG | Quest Technology Group |
| QTH | Quick Tech Hobby |
| QTI | Quality Teleservices Incorporated |
| QTI | Quality Thermistor, Inc. |
| QTI | Quantitative Technologies, Inc. |
| QTI | Quick Technologies, Inc. |
| QTL | Qualified Thrift Lender |
| QTM | Queremos Tomar Mate |
| QTM | Quest Techno-Marketing |
| QTMI | Quarter Mining Corp. |
| QTN | Quality Translation Network |