| Dellner Railbrake System AB | Borlänge | 0 tkr |
| Dellson Invest AB | Falun | 0 tkr |
| Dély-Gruppen AB | Borlänge | 0 tkr |
| Dem Food AB | Åkersberga | 0 tkr |
| DeNaPo AB | Falun | 0 tkr |
| Deserve It AB | Ludvika | 0 tkr |
| Design Björkriset AB | Hedemora | 0 tkr |
| Design for X AB | Borlänge | 0 tkr |
| Desirée Richert Invest AB | Uppsala | 0 tkr |
| Destination Faxfjället AB | Borlänge | 0 tkr |
| Developed By Jämte AB | Borlänge | 0 tkr |
| DevHol AB | Mora | 0 tkr |
| DHjerp invest AB | Furudal | 0 tkr |
| DH & MG Holding AB | Bjursås | 0 tkr |
| Diakos taxi i Falun AB | Falun | 0 tkr |
| Dia Mitt AB | Falun | 0 tkr |
| Dianord AB | Grängesberg | 0 tkr |
| Dimar Förvaltning AB | Nusnäs | 0 tkr |
| Din trygga vrå AB | Sundborn | 0 tkr |
| Dipel AB | Orsa | 0 tkr |
| DIY Solar AB | Säter | 0 tkr |
| DKE Holding AB | Borlänge | 0 tkr |
| Dlask AB | Falun | 0 tkr |
| DM Intressenter AB | Borlänge | 0 tkr |
| dmvb Sverige AB | Falun | 0 tkr |
| DNL i Mora AB | Mora | 0 tkr |
| DoCare Dalarna AB | Avesta | 0 tkr |
| Doctify AB | Falun | 0 tkr |
| DoctodermOS AB | Falun | 0 tkr |
| Doglas AB | Söderbärke | 0 tkr |
| Doktor Barbro Larsson Aktiebolag | Köping | 0 tkr |
| Doktor PÖ AB | Falun | 0 tkr |
| Dorg & Sigfrids Förvaltning AB | Falun | 0 tkr |
| Dorre Fastighets AB | Borlänge | 0 tkr |
| Dorre Produkter AB | Borlänge | 0 tkr |
| Draintec Scandinavia AB | Säter | 0 tkr |
| Driving Design AB | Borlänge | 0 tkr |
| DroneWatch Baltic AB | Falun | 0 tkr |
| Dront Invest AB | Falun | 0 tkr |
| DropLoppy AB | Rättvik | 0 tkr |
| Dr Özalp AB | Leksand | 0 tkr |
| Dryckesverket AB | Falun | 0 tkr |
| Dryway AB | Karlsborg | 0 tkr |
| DS Hettema Consulting AB | Svärtinge | 0 tkr |
| DSI Holding AB | Falun | 0 tkr |
| DSK Holding i Falun Aktiebolag | Falun | 0 tkr |
| DSM i Dalarna Aktiebolag | Falun | 0 tkr |
| Dubbeltramp AB | Hedemora | 0 tkr |
| Dufva Sandberg Holding AB | Eskilstuna | 0 tkr |
| Duvander Consulting AB | Falun | 0 tkr |