Bedrift B - Eiksmarka
- Båtsportguiden ANS
- Bovind
- Bjørn
- Bramat AS
- Baewert AS
- Bliksmark AS
- Byteimagine AS
- Børsum AS
- Bassett AS
- Bitfabrikken AS
- Bluestern AS
- Blocks AS
- Bergodal AS
- Berg
- Baneprodukter AS
- Bråtakollen Skog DA
- Bråtakollen Skog DA
- Bærum Pistolklubb
- Byggmester Hamre
- Brunkollen Turisthytte
- Bente Lømo
- Berit Høisveen
- Blusevicius Service
- Bjørsnøs Helsefremming
- Bredal Consulting
- Bjørgen Consulting
- Byggservice Plichta
- Beitostølen Hytteforening
- Bikelife Organisation
- Bov Invest AS
- Bestum 2 AS
- Beta Re AS
- Blue Horizon AS
- Brako Consulting AS
- Bente Elnes
- By Hoff AS
- Benphi Holding AS
- Bear Invest AS
- Børsum Eiendom AS
- Børsum Holding AS
- Berkshire Holding AS
- Blink Invest AS
- Braatastien Invest AS
- Bjørum Trading AS
- Blaaberget Holding AS
- Bøygard Invest AS
- Bærum Padel AS
- Bedriver Skrefsrud
- Bjørkøys Litteraturselskap
- Bærum Rideklubb
- Bente Lømo
- Boklisten.no AS
- Bærum Bibliotek Avd. Eiksmarka
- Barnehagenvår Fossum terrasse
- Bygg Service Czubaszek
- Bygg og boligservice AS
- Bramat og Helse
- Berg Active Capital AS
- Bock-Hagen Holding AS
- Brinchmann Medical Invest AS
- Bøgh Holmen Holding AS
- Byggmester R Sandnes AS
- Bob Invest Holding AS
- Bsa 157 Holding AS
- BarnehagenVår Fossum Terrasse
- Bramat og Helse
- Bina Karpisova - Musiker
- Bashevkin Martin Jay
- Bjørn-Olav Engebretsen
- Barnehagenvår Fossum Grendehus
- Bærum Kommune Helsetjenesten Ila
- Bøll Aircraft Maintenance Support
- Black Feather Creations Wagnerberger
- Bygg Service Andrzejczak Adam
- Bærum Rør og Varme AS
- Bretteville Taljer & Maskiner AS
- Bandycoach.no Erik Helgesen
- Bratli Delbeck Hilde Kristine
- Bård Endre Waldum-Grevbo
- Bygg og Boligservice AS Ansatt
- Bullco Invest Hans Bull Øvrevik
- Brinchmann Sales & Marketing Consulting
- Bærum Husholdningsservice Artur Marcin Andruszkiewicz
- Bjølsen-Parkveien Idrettslag & Sport
- Big Ice Productions Andreas Wille Paulsen
- Bygg og Anleggskonsulent Rolf Erik Grønn