D
- D-Line
- Damplas
- Danfoss
- Dare 2B
- Debox
- Deck-Tite
- Decohooks
- Defender
- Defenders
- DeLonghi
- Delta Plus
- Designer Levers
- Deta
- Deta TTE
- Deta.e
- DeWalt
- Di-Log
- Diall
- Diamond Dryer
- Dickies
- Dikamar
- Dimplex
- Dorgard
- Dorma
- Dow
- Draeger
- Draper
- Draper Expert
- Drayton
- Dremel
- Dripdropdry
- Drybase
- Dryzone
- Duck
- Duckhams
- Dulux
- Dulux Trade
- Dunlop
- Dunlop Protective Footwear
- DuPont Tyvek
- Duracell
- Duro
- Dustguard