Bedrift R - Kjelsås
- Renner AS
- Rossyhold AS
- Resulting AS
- Rigvår
- Rørpost AS
- Raften AS
- Ripley AS
- Rørleggerhuset AS
- Rinus Invest AS
- Rinus Holding AS
- Rinus Marina AS
- Rehoboth Production
- Reinseth Consulting
- Ringdal Kurs
- Raddatz Services
- Rokseth Translation
- Rebecca Gerritsen
- Rønningveien Veilag
- Rønningveien Veilag
- Rekdal Invest AS
- Rønning Labs AS
- Rønning Huset
- Rocha Invest AS
- Riise Torhild
- Rachael Sievert
- Ryssmo Consulting
- Rundhaugveien Veilag
- Rune Pettersen
- Rønningen Sportsklubb
- Ruv Invest AS
- Rundhaugveien Veilag
- Reprografisk Industri A/S
- Ringen Utvikling AS
- Rønningen Folkehøgskole
- R3 Utvikling AS
- Ronja Elvenes
- Ringdal Eiendom AS
- Regnskapskontor Oslo AS
- Regnskapsfører Oslo AS
- Regnskapsbyrå Oslo AS
- Rational Norge AS
- Reklame Consult
- Ringdal Patenter AS
- Roar Olafsen
- Robert Skotheim
- Ranten Byggherrerådgivning AS
- Regnskap & Consulting AS
- Reinlieklinikken Sissel Reinlie
- Regnskapstjenester Linda Dalen
- Rekstad Marine Consulting
- Rolf Barlindhaug Boligmarkedsanalyse
- Rinus Eiendom 10 AS
- Rinus Eiendom 27 AS
- Revefaret 6 Sameiet
- Revefaret 6 Sameiet
- Rindal Kloster Invest AS
- Roberto Di Trani
- Runes Mini Varehus AS
- Ryenbakken Aviation Services
- Rema 1000 Kjelsås
- Rinus Invest 2 AS
- Rafael Ezratty Utleie
- Re. Benjamin Stylings
- Ruth Elizabeth Hypher
- Ruud Arvid Rønsen
- Roho Bygg-Holding AS
- Ryan Patrick Kiser
- Randi Røssaak - Sopran
- Renata Rybalow Renhold
- Rørlegger Tom Johansen
- Rainbow Reiki Energi
- Rb Johnsen Dronetjenester
- RH Gruppen Holding AS
- Rinus Eiendom 4.8 AS
- R. H. Montasjeservice Halvorsen
- Reinaldo Ivan Luco Hermosilla
- Roadkill Records Petter Solberg
- R.S Hansen Invest AS
- Ryddekonsulenten Linn Marie Amundsen
- Ruv - Raufossfotballens Utflyttede Venner
- Ruv - Raufossfotballens Utflyttede Venner
- Reidar Håkonsen & Sønn AS
- Rådgivning S. Larssen Ledelse og
- Raees Transport Mohammad Riaz Ahmadzai
- Risk - Ppg Rune Ingvald Sundland
- Reidar Håkonsen & Sønn Eiendom AS
- Religionslærerforeningen i Norge V/ Liv Gundersen