| Bergen Varmepumpeservice AS | Kolltveit | 2008 |
| Bergen Varmeservice AS | Nyborg | 2025 |
| Bergen Vedlikehold AS | Fyllingsdalen | 2014 |
| Bergen Ventilasjon AS | Fyllingsdalen | 2011 |
| Bergen Vest Bygg & Service AS | Kleppestø | 2022 |
| Bergen Vest Maskin Og Utleie AS | Straume | 2021 |
| Bergen-Bygg AS | Haukeland | 2016 |
| Bergen-Parkett AS | Bergen | 2017 |
| Bergen-Va AS | Nesttun | 2022 |
| Bergene Anlegg AS | Etnedal | 2017 |
| Bergene Maskin AS | Bryne | 2023 |
| Bergenhus Bygg Og Anlegg AS | Bergen | 2018 |
| Bergenhus Håndverkstjenester AS | Bergen | 2008 |
| Bergenord AS | Øystese | 2007 |
| Bergens Rørhandel AS | Oslo | 2005 |
| Bergensbolig AS | Lepsøy | 2014 |
| Bergensbygg AS | Laksevåg | 2014 |
| Bergensvinduet 2 AS | Straume | 2022 |
| Berger & Bro Anlegg AS | Hobøl | 2022 |
| Berger Vekstjord AS | Frogner | 2024 |
| Bergermoen AS | Jevnaker | 2012 |
| Bergers Tak AS | Kongsvinger | 2025 |
| Bergersen Bygg AS | Årnes | 2016 |
| Bergersen Rør Og Vedlikehold AS | Rasta | 2023 |
| Bergersen VVS AS | Lørenskog | 1991 |
| Bergerud Elektro AS | Bødalen | 2013 |
| Berges Flis Og Murservice AS | Knarrevik | 2012 |
| Bergesen Hansen AS | Søreidgrend | 2021 |
| Bergesen Rør AS | Narvik | 2021 |
| Berget Elektro Invest AS | Åheim | 2020 |
| Berget Elektro Og Linjebygg AS | Åheim | 2021 |
| Berget Entreprenør AS | Trøgstad | 2022 |
| Berget Maskin AS | Jostedal | 2019 |
| Bergetun Maskin AS | Frekhaug | 2021 |
| Bergf AS | Stavanger | 2019 |
| Bergfjord Maskin & Transport AS | Kleppestø | 2019 |
| Bergfoss Bygg AS | Røn | 1988 |
| Berggren Maskin AS | Vestre Gausdal | 2020 |
| Berggren Maskin Og Utleie AS | Søgne | 2022 |
| Berggrens El I Råda AB Nuf | Oslo | 2014 |
| Berghaugen Byggservice AS | Viggja | 2020 |
| Bergheim Kleppe Fugle Mur Og Puss Ans | Byrkjelo | 1991 |
| Bergheim Maskin AS | Fagernes | 2007 |
| Bergkvam Maskin AS | Luster | 2023 |
| Bergland AS | Fosnavåg | 2021 |
| Bergland Bygg AS | Torp | 2020 |
| Bergland Diving AS | Storslett | 2025 |
| Bergli Montasje AS | Sortland | 2015 |
| Bergli Montasje Øst AS | Sortland | 2025 |
| Berglia AS | Hokksund | 1991 |
| Berglund Stål Og Blikk AS | Stange | 2012 |
| Bergmanns Bygg AS | Kongsberg | 2014 |
| Bergmans Undertaksmontage AB | Se-261 93 Saxtorp | 2007 |
| Bergs Boligbygg AS | Kråkerøy | 1990 |
| Bergs Byggtjenester AS | Sokna | 2015 |
| Bergs Maskin AS | Haukeland | 2004 |
| Bergs Rør Og Byggservice AS | Stavern | 1994 |
| Bergsagel Holding AS | Hundvåg | 2007 |
| Bergsagel Maskin Da | Sandnes | 2004 |
| Bergsam AS | Rysstad | 2003 |
| Bergsand AS | Vestfossen | 2018 |
| Bergseng Bygg AS | Aurdal | 2025 |
| Bergseth AS | Vettre | 1997 |
| Bergsfjord Maskin Da | Skaland | 2018 |
| Bergskås Maskin Og Bergsprengning AS | Bø I Telemark | 2024 |
| Bergskås Og Rønningen Maskin AS | Bø I Telemark | 2000 |
| Bergskås Transport AS | Tuddal | 2023 |
| Bergslagen Bygg Da | Oslo | 2000 |
| Bergsland Entreprenør AS | Langesund | 2019 |
| Bergsli & Sønn AS | Harestua | 2008 |
| Bergslid Eiendom AS | Kolvereid | 2023 |
| Bergsmo Og Lunde AS | Snåsa | 2011 |
| Bergsmyrs Malerservice AS | Melhus | 2003 |
| Bergsnev Utleie Og Multi- Service AS | Frei | 2022 |
| Bergsprenger AS | Vestby | 2013 |
| Bergsprenger Mikkelsen AS | Sævelandsvik | 2019 |
| Bergsprengeren AS | Ankenes | 2015 |
| Bergsprengning AS | Mysen | 2011 |
| Bergsprengning Og Anlegg AS | Lindås | 2018 |
| Bergstad AS | Vikran | 2013 |
| Bergstad Invest AS | Oslo | 2013 |
| Bergstaden Bygg AS | Ålen | 2012 |
| Bergstaden Elektro Holding AS | Røros | 2020 |
| Bergstaden VVS AS | Ålen | 2018 |
| Bergstens Villa Bygg | S-506 43 Borås | 1997 |
| Bergstrøm Elektro AS | Bergen | 1999 |
| Bergteamet AB Nuf | Korgen | 2013 |
| Bergtroll AS | Tonstad | 2022 |
| Bergtroll Bergsprengning AS | Strandvik | 2026 |
| Bergtun AS | Nå | 2019 |
| Bergtun Fjell & Betong AS | Fjell | 2025 |
| Bergum Anleggsteknikk AS | Marifjøra | 2021 |
| Bergum AS | Kvam | 2019 |
| Bergum Bygg AS | Gressvik | 2014 |
| Bergum Rør/Varme AS | Mesnali | 2024 |
| Bergum Rørleggerservice AS | Trondheim | 2026 |
| Bering Bygg AS | Kvaløysletta | 2025 |
| Berit Bruvik Tørrmuring Limited Nuf | Frekhaug | 2009 |
| Berknes AS | Volda | 2026 |
| Berknes Maskin AS | Volda | 2026 |