Firma D - Ranheim
- Diamantgalleriet AS
- Devinco AS
- Diligence AS
- Digio AS
- Dragsnes
- Dovenpels AS
- Dragan AS
- Dreamknit AS
- Dyrkher AS
- Designerhuset
- Degerstrøms Revisjon AS
- Datametrix AS Trondheim
- Dolmen Amphibios
- Diva Santos
- Dvali Musikk
- Dype Røtter
- Dh Bygg AS
- Dype Røtter
- Dahle Consult
- Draupnir Invest AS
- David McDonagh
- Danford Pawlowski
- Danford Pawlowski
- Dafi Holding AS
- Diwp Holding AS
- Diwp Marketing AS
- Digital Geofysikk AS
- Dirty Works
- Dias Café AS
- Digital Geologi AS
- Dyrendahl Enkeltmannsforetak
- Daniel Michalski
- Dysleksihjelpen Hagen
- Digital Geology AS
- Dyrhaug Linn Helen
- DJ Jan Ritter
- David Smith Consulting
- Dag Magne Loe
- Denysenko Smart Solutions
- Diwp By Silje AS
- Dr. Silje Nilsen
- Digital Geologi Holding AS
- Dariusz Krzysztof Franczak
- Dag Erik Oksvold
- Dead Boys Racing
- Designfokus Anders E. Bråten
- Dalen hageby Cricket Klub
- Den Perfekte Partner Aasberg
- Dagsenter Ingrid Kiærs veg
- Dokkgata IT Are Nyeng
- Dk Bygg og Varme AS
- Delegasjonen St. Lazasrus Militære og Hospitalitære Orden Av Jerusalem