Here is a list of brand names starting with letter "D".
DHL
Dtac
Diamond Bank
Dangote Cement
Delfi
DPD
DiDi
Disney
Danone
Discovery
Dior
Daimler
Destiny
Dirtfish
Dreamcast
Doordash
Dunkin Donuts
Dow
Duolingo
Discord
Deped
Dogecoin
Dallas Cowboys
Deutche Telekom logo
Deloitte logo
Digital Trends
Disciple
Deutsche Bank
Desjardins
Doritos
Dalhousie University
Die Grünen
Delta Airlines
Dave
Divvy
Detroit Red Wings
Dallas Stars
Denver Broncos
Detroit Lions
Detroit Tigers
Dallas Mavericks
Denver Nuggets
Detroit Pistons
Duke University
Dominican University
Dreambox
DonorsChoose
Dairy Queen
Deel
Dicota
Demon Slayer
Danganronpa
Dartmouth College
Drexel University