Firma R - Heimdal
- Releka AS
- Revdahlauto AS
- Regnskapscoachen AS
- Ragas AS
- Russesletta AS
- Ryptind AS
- Rencon AS
- Ramtind AS
- Rekrutteringsagenten AS
- Ramlo AS
- Rønning
- Rambrauttunet AS
- Rakkarberget AS
- Roman Kaweczynski
- Rockpartner Enterprises AS
- RSM Trondheim
- Rolseth Eiendom AS
- R. Munkhaugen AS
- Robel Berhane
- Raknes Roger
- Ra-Rb
- Ressursen Heimdal
- Ramunas Palkus
- Rakon Marinesco AS
- Roos Oddbjørn
- Rosten Consulting AS
- Rosten Consulting
- Roar Hansen
- Roger Løkke AS
- Ramlo Eiendom AS
- Rm Bil AS
- Ramtind syd AS
- Rønningen Shapeadvice
- Ranheim Herregård AS
- Ramlo Sandtak AS
- Ras Frisør AS
- Roraraptor Vollvik
- Rognes Jarle
- Ramtind 1 AS
- Ramlo P&G AS
- Retrieverklubb Norsk
- Rokas Janisovas
- Ren Heimdal AS
- Reinaas Fargehandel
- Rosings Industrier AS
- Roar Wilhelmsen AS
- Rogne Våpen
- RenCon avd. Trondheim
- Renate Alstad
- Retura Trv
- Rakon bygg AS
- Ringvålvegen 22 AS
- Renée Solli
- Rian Blikk
- Recoverysenter Glimt
- Re-Service AS
- Rønning Rørservice AS
- Rikard Høvde
- Robert Menne
- Roar Kollerud
- Ringvålvegen 8 AS
- Rahemi Transport
- Rune Molander
- Rel Holding AS
- Ringvålvegen 12a AS
- Ringvålskogen Barnehage
- Risp Holding AS
- Ringvålgrendas Velforening
- Rostinvest Technology AS
- Redfluffdesign By Keiseraas
- RSA Bil Trondheim
- Rune Ruud Søderblom
- REMA 1000 Breidablikk
- Renholdstjenester Aneta Bauze
- R Frog Consulting
- Røskaft Kjøkken Studio
- Réybalk Gisle Dyrset
- Ronald McDonalds Barnefond
- Renholdsverket Bedriftsidrettslag Trondheim
- Renholdsverket Bedriftsidrettslag Trondheim
- Rema 1000 Heimdal
- Rs Gulv AS Avd. Trondheim
- Rune Rapphaug Montørservice
- R.Evensens Service
- Rlpercussion Ronny Lauten
- Riddervolds gate 11 AS
- Runar Aalberg Transport AS
- Risem-Johansen Security
- Rita Beathe Soleim Lernes
- Rugsveen Taekwon-Do Consulting
- Rock Partner Entertainment Limited
- Robiel Ghebrehiwet Leverings Service
- Rem-Wit Witold Doroba
- Regresjonsakademiet Anne Bodil Røsvik
- Reidar Aune Lingsbrenna Dødsbo
- Refseth Maskin og Betong AS
- Roede-Kursleder Julie Berg
- Ree Konsulent Rolf Einar Erichsen
- R.M Auto Remzo Music
- Rock Pop Carlos E Barra
- R & H Invest AS Konkursbo
- R & H Invest AS Konkursbo
- Ridder i Norge Øyvind Moe
- Rinnan Bygg og Snekkermester AS Gunnar
- Rhythm And Move Nii Amarh Tokuanin