Bedrift B - Lierskogen
- Braco AS
- Bauhaus AS
- Bisc AS
- Bjerkeracing AS
- Brevik AS
- Bakkegutane AS
- Baumann Anders
- Buhaugs Hundeservice
- Brilleland Liertoppen
- Braco Holding AS
- Bibi Invest AS
- Backup Solutions AS
- Bøsetervegen Skogsveiforening
- Balder Norway AS
- Bergstubben Vel
- Bekkeli Eiendom AS
- Bakken Business
- Bergers Cellozone
- Buhaugs hundeservice
- Bildusjen Liertoppen
- Bil 2
- Bruker 1
- Bredbånd Mobilt
- Brenna Holding AS
- Backup Lønn AS
- Bystrøm Verktøyutleie
- Balder Festklar AS
- Bagorama Liertoppen
- Buskerud Anleggstransport AS
- Brevik Maskinutleie AS
- Bever Control AS
- Bever Control AS
- Brevik Næringseiendom AS
- Brevik Holding AS
- Bat Anlegg AS
- Backup Personell AS
- Byggteknikk Bærum AS
- Bauhaus Liertoppen
- Bente Sommerfeldt-Colberg
- Baker Nordby Liertoppen
- Bilow Dalen Art
- Bks Sire Holding AS
- b.young Liertoppen
- Bakang Iphazha Nthekela
- Bekkeli Atind Recommend
- Bik Bok Liertoppen
- Boys Of Europe
- Bilxtra Lier Kollevold AS
- b.young Liertoppen
- Bryhm Hammerslaget AS Jason
- Buskerud Anleggstransport Holding AS
- Bauhaus Norge Ks Avd Lierskogen
- Backup Byggpersonell Stor-Oslo
- Buso - Buskerud Ungdoms Strykeorkester
- Bahag Baus Beteiligungsgesellschaft Mbh
- Bahag Baus Beteiligungsgesellschaft Mbh
- Backup Byggpersonell Stor-Oslo
- Bramo Glass og Klima AS
- Bjørklund Gull & ur
- Borgersen Massasje og Velvære
- Baker Nordby AS Avd Liertoppen Bygg A