Marchi
- Tactus
- tado°
- Take-Two Interactive
- TallyGenicom
- Targus
- Tarifold
- Tascam
- Tassimo
- TAXAN
- Taylors of Harrogate
- TCO
- TCS
- TDK
- Teac
- Team Group
- Tech Data
- Techair
- Techsolo
- Tecnostyl
- Tecnostyle
- Tefal
- TEKLYNX
- TELE System
- TELLERMATE
- TEQ
- Tesa
- Tetley
- Texas Instruments
- Texso
- Texthelp
- THALES
- The House Of Marley