| Abbreviation | Definition |
|---|---|
| TESPL | Transparent Energy Systems Private Ltd |
| TESPL | Transparent Energy Systems Pvt Ltd |
| TESPL | Trenchless Engineering Services Pvt Ltd |
| TESPL | Triune Energy Services Pvt Ltd |
| TET | Teledyne Electronic Technologies |
| TET | Tom E. Teesdale Cycles |
| TETRA | Telemedicine And Educational Technology Resources Agency |
| TEW | Tulsa Engine Warehouse |
| TF | Tredegar Foundry |
| TF | Tupence Farms |
| TFA | Tabak Forschungs Ausschuss |
| TFAC | Taiwan Falcon Aerospace Corporation |
| TFAI | Timiskaming Forest Alliance Inc |
| TFB | Tax Favored Benefits, Inc. |
| TFB | Technology for Business |
| TFB | Tom Felton Boards |
| TFB | Tools For Bending |
| TFBC | Technology For Business Corporation |
| TFCI | Texarkana Friendship Center Inc |
| TFCI | Tourism Finance Corp of India |