Firma D - Nittedal
- Difcon AS
- Datarojahn AS
- Diabolo AS
- Duran AS
- Duran AS
- Dalbekk Vel
- Dikå Holding AS
- Dølis Venner
- Dfp Bygg AS
- Dariusz Putowski
- Darius Liaukevicius
- Djp Tech AS
- Dzikowski Transport
- Døhlienga Borettslag
- Derek Grant
- Dag Erlandsen
- Danseverket Dansekompani
- David Buchmann
- Dyrskuevn. 24 AS
- Dani Transport AS Konkursbo
- Dani Transport AS Konkursbo
- Damian Krzystof Kuczak
- Dag-Erik Ruud AS
- Dyreklinikken Mo AS Konkursbo
- DNB Eiendom Nittedal
- Df Compagniet Fodstad
- Delani Chapman Reshane
- Det Glade Snekkeri AS
- Digital Learning Berle
- Dr Ulla Hussein
- Dyreklinikken Mo AS Konkursbo
- Dragsug Grunder Jarle Jørgensen
- Direktehjem.no M.Hexeberg
- Digilaw - Frode Elton Haug
- Din Treningspartner Egil Knapper
- Dev Consulting Christian Holm
- Dr.Ater-Arslan Sajid
- Ditt Hus Service Krolikowski
- Den Norske Kirke i Nittedal
- Dtm Transport Traian Marius Dinca
- Dark Blast Development Christian Andreas Lysaker
- Deja Vu Foto ved. Linn S. Tommelstad