| Abbreviation | Definition |
|---|---|
| STPL | Srishti TechNet Pvt. Ltd |
| STPL | SRM Techsol Pvt Ltd |
| STR | Smoke Tree Ranch |
| STR | South Texas Ricers |
| STRO | Scandinavian Tire & Rim Organization |
| STS | Sales Technical Services |
| STS | Severn Trent Services |
| STS | Successor To Sonics |
| STSC | Scientific Time Sharing Corporation |
| STT | Sinar Terhani Trading |
| STTC | Sumatra Tobacco Trading Company |
| STTL | Smart Trading Technology Ltd |
| STTS | Satguru Travel and Tours Services |
| STW | Scrub The Web Search Engine |
| STX | S T Systems Corporation |
| STZ | Sharoma Trading Zone |
| STZ | Staff Training Zone |
| STZ | Sub Tech Zero |
| SUC | Sächsische Umweltschutz Consulting GmbH |
| SUCCI | Student Union of Confederation College Inc |