| Reiseløst Da | Kristiansand S | 2011 |
| Rekalibrer AS | Oslo | 2026 |
| Rela Da | Stavanger | 2025 |
| Relabel Da | Tønsberg | 2024 |
| Relasjonellt Nuf | Brandbu | 2017 |
| Relasjoner Og Helse AS | Froland | 2023 |
| Relasjons-Kompetanse AS | Ulset | 2025 |
| Remida AS | Notodden | 2003 |
| Renate Evensen Nuf | Tomasjord | 2010 |
| Renedykk AS | Vestby | 2019 |
| Renee AS | Larvik | 2025 |
| Renessanse Scandinavia AS | Hokksund | 2007 |
| Renholdsfaget På Nett AS | Vestskogen | 2024 |
| Renomsorg Nuf | Marnardal | 2015 |
| Reodors Fix AS | Drammen | 2025 |
| Reolkurs AS | Skoppum | 2026 |
| Reppen Barnehage AS | Valestrandsfossen | 2013 |
| Request Vectors AS | Frogner | 2026 |
| Rescue 3 Norge AS | Evje | 1998 |
| Rescue Consult AS | Bogen I Ofoten | 2016 |
| Rescue-Life Da | Bergen | 1997 |
| Rescue-Med Undervisning AS | Bjørkelangen | 2022 |
| Rescuenordic AS | Evje | 2021 |
| Research Hub AS | Horten | 2021 |
| Resiliencia AS | Kleppestø | 2024 |
| Respiratory Fitness Institute AS | Oslo | 2013 |
| Ressursakademiet AS | Drammen | 2020 |
| Ressurscompagniet AS | Drammen | 2015 |
| Restart Larvik AS | Larvik | 2023 |
| Resultatgruppen AS | Oslo | 1987 |
| Results by Helle AS | Jar | 2009 |
| Resum Consulting AS | Stokke | 2021 |
| Resurface AS | Nøtterøy | 2025 |
| Retoringdal AS | Oslo | 1999 |
| Retorisk Kompetanse Ans | Oslo | 2015 |
| Retrofit AS | Moss | 2019 |
| Retromessa Hub AS | Sandefjord | 2025 |
| Rett Kjøl AS | Engeløya | 2014 |
| Rett Trafikkskole AS | Ski | 2019 |
| Revma Forsk Ans | Oslo | 2002 |
| RF Kurs AS | Tromsø | 2025 |
| RG Konsulting Limited Nuf | Bergen | 2011 |
| Rhe AS | Helgeroa | 2025 |
| Rhythm of the Times AS | Sola | 2012 |
| Riber Trafikkskole AS | Oslo | 2015 |
| Ridderne AS | Rykkinn | 2006 |
| Riggutdanning AS | Sandeid | 2020 |
| Rihla Exchange AS | Bergen | 2026 |
| Rijksuniversiteit Groningen | Nl-9712 Cp Groningen | 2021 |
| Rikeåsen Barnehage SA | Kolbotn | 1995 |
| Riksforeningen for Sjukskoterskor Inom Truauma | Tønsberg | 2001 |
| Ril Barnehage AS | Rørvik | 2024 |
| Ringerike Maskinopplæring AS | Hønefoss | 2012 |
| Ringerike Montessori AS | Hønefoss | 2015 |
| Ringerike Trafikkskole AS | Hønefoss | 2014 |
| Ringnes Park Fus Barnehage AS | Oslo | 2019 |
| Ringstabekk Fus Barnehage AS | Bekkestua | 2019 |
| Ringvålskogen Barnehage SA | Heimdal | 1993 |
| Rio Doce Manganes SA | Br-Simoes Filko | 2006 |
| Ripplecore AS | Stabekk | 2017 |
| Risans Hage AS | Asker | 2014 |
| Riseklanen AS | Sandnes | 2019 |
| Risge AS | Harstad | 2023 |
| Rishagen Fus Barnehage AS | Ålgård | 2019 |
| Rishaugen Barnehage SA | Alta | 1989 |
| Risløkka Familiebarnehage AS | Oslo | 2026 |
| Risting AS | Fagerstrand | 2022 |
| Rkba Invest AS | Oslo | 2018 |
| RKS AS | Hønefoss | 2014 |
| Rma AS | Oslo | 2023 |
| RMB Trafikkskole AS | Kristiansand S | 2020 |
| Rmi Holding AS | Godvik | 2019 |
| RML AS | Vøyenenga | 2018 |
| Rmy AS | Skedsmokorset | 2025 |
| Ro Barnehage SA | Lillehammer | 1989 |
| Ro Yoga Og Terapi AS | Saltrød | 2022 |
| Ro. Holding AS | Kalvåg | 2023 |
| Roalds Trafikkskole AS | Fyllingsdalen | 2014 |
| Roan Dykkesenter-Kraken AS | Roan | 2023 |
| Roan-Edu Ans | Drammen | 2023 |
| Roar Hollund Nesse Personlig Trening, Behandling Og Kosthold AS | Kvernaland | 2013 |
| Roasme Resolution Consulting AS | Vettre | 2020 |
| Robban Tennis AS | Rykkinn | 2023 |
| Robelin Holding AS | Porsgrunn | 2021 |
| Robert Sannes AS | Oslo | 2012 |
| Robert's Trafikkskole AS | Mo I Rana | 2007 |
| Roberts Trafikkopplæring AS | Vanse | 2019 |
| Robust Beredskap AS | Otta | 2024 |
| Robust Sandnes AS | Sandnes | 2021 |
| Robåten Fus Barnehage AS | Egersund | 2018 |
| Rock & Fotball AS | Moss | 2020 |
| Rodamyr Barnehage SA | Tananger | 1993 |
| Rode AS | Eivindvik | 2020 |
| Roede AS | Oslo | 2000 |
| Rogaland Bilbransjes Opplæringskontor AS | Stavanger | 1995 |
| Rogaland Keeperskole AS | Ålgård | 2017 |
| Rogaland Tresenter AS | Stavanger | 1996 |
| Roger Bil & MC Skole AS | Ulset | 2013 |
| Rogers Trafikkskole AS | Porsgrunn | 2025 |
| Rogne Aut Trafikkskule AS | Ålesund | 1999 |