- TD-1A
- HINZUFÜGEN
- TDA-Rüstung
- TDA-Rüstung
- OT
- TDC (Firma)
- TDD (Telekommunikation)
- TDE
- TDECU-Stadion
- TDF
- TDF 1 und 2
- TDI
- TDI (Motor)
- TDK
- TDK Electronics
- TDK Mediactive
- TDK Mediactive Europe
- TDM
- TDMoIP
- TDMoMPLS
- TDP
- RDT
- TDS Racing
- TD Ameritrade
- TD Ameritrade Park
- TD Canada Trust Tower
- TD Canada Trust Tower (Calgary)
- TD Garden
- TD Place Arena
- TD Tower