| QWS | Qt Window System
| Others |
| QWS | Qualcomm Wireless Systems
| Others |
| QWS | Qualia Wine Services
| Others |
| QWS | Qualified Welding Service
| Others |
| QWS | Qualitative Weight and Sum
| Others |
| QWS | Quality League World Series
| Others |
| QWS | Quality of Web Service
| Others |
| QWS | Quality Water Solutions, LLC
| Others |
| QWS | Quality Water Specialists
| Others |
| QWS | Quality Webmaster Service
| Others |
| QWS | Quantum Well Structure
| Others |
| QWS | Quick Warmup System
| Others |
| QWS | Quick Windows Sequencer
| Others |
| QWS | Quinstar Waveguide Straight section
| Others |
| QWS | Quit While Succeeding
| Others |