Marques
- Dahle
- Dahua Technology
- Dairy Pride
- Da-Lite
- DataCard
- Dataflex
- DataLocker
- Datalogic
- Datamax O'Neil
- Dataproducts
- DATARAM
- DC
- DCS
- De’Longhi
- Decadry
- Decoded
- Deflecto
- DELINEA
- DELL
- Dell Wyse
- Delock
- Delphis Eco
- DELTA
- Deltaco
- DENSO
- Dettol
- Develop
- DEVOLO