 | BD RØRSERVICE AS | 929651154 | LØRENSKOG |
| BE-AR AS | 929945298 | OSLO |
| BECKMANN BYGG AS | 990881308 | OSLO |
| BECK OG BIE BYGG AS | 917876045 | DRAMMEN |
| BE-CON AS | 998468116 | KRISTIANSAND |
| BE ELEKTRO AS | 880859862 | OSLO |
| BEHA BYGG AS | 929231279 | ULLENSAKER |
| BEIR AS | 929836472 | FREDRIKSTAD |
| BEITOSTØLEN ANLEGG AS | 989233211 | ØYSTRE SLIDRE |
| BEITOSTØLEN MASKIN OG TRANSPORT AS | 985341737 | ØYSTRE SLIDRE |
| BEITSTAD MASKIN AS | 998238986 | STEINKJER |
| BEKKESTUA RØRLEGGERBEDRIFT AS | 911702959 | BÆRUM |
| BEKKEVOLD BYGG OG BAD AS | 993747882 | LØTEN |
| BEKKEVOLD DRIFT AS | 912154351 | DRAMMEN |
| BELER AS | 920017363 | SURNADAL |
| BELLAND NATURSTEIN AS | 927944618 | LYNGDAL |
| BELLING MASKIN AS | 913588304 | INDRE FOSEN |
| BELOTECH Ing B Lorentsen | 971235012 | IBESTAD |
| BELSÅS EGIL ARVE | 970091424 | SKAUN |
| BELSBY KJELL ARNE | 969207664 | SARPSBORG |
| BELSTROJ EIENDOM AS | 824511632 | ASKER |
| BELSVIK ELEKTRO AS | 912475034 | HEIM |
| BENDIKSEN ENTREPRENØR AS | 998137020 | BRØNNØY |
| BENKI AS | 914043921 | LØRENSKOG |
| BENS RØRLEGGERSERVICE AS | 998056586 | LØRENSKOG |
| BENT AASLI AS | 999313450 | ENEBAKK |
| BENT VIKØREN AS | 918014675 | SOGNDAL |
| B&E PARTNER AS | 982331803 | HERØY (MØRE OG ROMSDAL) |
| BERDAL RØYR OG SANITÆR AS | 998547032 | VIK |
| BEREKO AS | 926019139 | BERGEN |
| BERGAN BYGG AS | 979757921 | OSTERØY |
| BERGAN MASKIN & LANDBRUK | 998302307 | HOLMESTRAND |
| BERGÅS VVS AS | 917273774 | DRAMMEN |
| BERG & BRYN AS | 925791156 | TRYSIL |
| BERG BYGGTJENESTER AS | 992887052 | LEVANGER |
| BERGE BYGGPLAN AS | 992350741 | STRANDA |
| BERGE BYGGSERVICE | 985173265 | VINDAFJORD |
| BERGEN AIR AS | 987664282 | BERGEN |
| BERGEN BADEROM DRIFT AS | 920448526 | BERGEN |
| BERGEN BOLIGKONTROLL AS | 920851355 | BERGEN |
| BERGEN BRANNSIKRING AS | 963215649 | BERGEN |
| BERGEN BYDRIFT AS | 993876119 | BERGEN |
| BERGEN BYFORTETTING AS | 919880724 | BERGEN |
| BERGEN BYGG & ANLEGG AS | 915832598 | BERGEN |
| BERGEN BYGG OG REHABILITERING AS | 931163809 | ASKØY |
| BERGEN BYGG OPPDRAG AS | 982107520 | BERGEN |
| BERGEN BYGGSERVICE AS | 926157280 | BERGEN |
| BERGEN BYGG SYSTEM AS | 986670688 | BERGEN |
| BERGEN BYGGTJENESTER AS | 925854743 | BERGEN |
| BERGENDOFF & POLL AS | 916498810 | KRISTIANSAND |