 | ANDERSEN OG HOFSLUNDSENGEN BYGG AS | 980694437 | SOGNDAL |
| ANDERSEN OG LARSEN RØRLEGGERBEDRIFT AS | 915223907 | OSLO |
| ANDERSEN RØR AS | 880099272 | HARSTAD |
| ANDERSEN & SØNN RØRLEGGERFORRETNING AS | 942032846 | ASKØY |
| ANDERS & FRODE BYGG AS | 997655753 | TRYSIL |
| ANDERS JOHNSEN AS | 934195698 | OSLO |
| ANDERSLAND BYGG AS | 978659500 | TYSNES |
| ANDERS O GREVSTAD AS | 977052033 | BERGEN |
| ANDERSSEN + FREMMING SIVILARKITEKTER MNAL AS | 974281082 | HAMAR |
| ANDERSSEN LIV FREDRIKKE | 970120394 | BERGEN |
| ANDERS STIEN AS | 913350162 | OSLO |
| ANDØY INSTALLASJON AS | 930618802 | ANDØY |
| ANDREAS LOE AS | 922048746 | OPPDAL |
| ANDRE KRAUSE - ARKITEKTUR AS | 930700967 | TROMSØ |
| ANDRESEN & FAR AS | 967053619 | GJERDRUM |
| ANDRESEN OG BORTHEN AS | 880288822 | ENEBAKK |
| ANDRESEN OG SØNN AS | 985169136 | OSLO |
| ANDY BYGGSERVICE AS | 921190190 | BERGEN |
| ANEO RETAIL AS | 992244224 | GJØVIK |
| AN GRAVEDRIFT AS | 912121216 | RINGERIKE |
| ANGRAVLI HYTTEGREND AS | 989937863 | VINJE |
| ANGVIK GRYTNES ENTREPRENØR AS | 912121321 | SUNNDAL |
| ANGVIK PROSJEKTERING AS | 991925562 | GJEMNES |
| ANKER BYGG PROSJEKT AS | 914014638 | VESTBY |
| ANKO AS | 980538613 | SANDNES |
| AN KOMFORT BYGG AS | 815360192 | LILLESTRØM |
| ANKRAN ENTREPRENØR AS | 922660107 | OSLO |
| ANLEGG AS | 995094827 | OSTERØY |
| ANLEGG & MASKIN AS | 980413675 | SØRREISA |
| ANLEGG NORD AS | 911711915 | ALTA |
| ANLEGG OG ENTREPRENØRSERVICE AOES AS | 920212220 | TRONDHEIM |
| ANLEGG ØST ENTREPRENØR AS | 911866773 | LILLEHAMMER |
| ANLEGGSARBEID AS | 812268732 | INDRE FOSEN |
| ANLEGGSBISTAND AS | 921332343 | GOL |
| ANLEGGSDATA AS | 979604114 | KRISTIANSAND |
| ANLEGGSDATA ØST AS | 925496480 | SØR-ODAL |
| ANLEGGSGARTNAR JAN ERIK SANDAL AS | 968284738 | VOLDA |
| ANLEGGSGARTNER 1 AS | 924688769 | TRONDHEIM |
| ANLEGGSGARTNER 1 VESTERBEKKMO AS | 996646742 | VEFSN |
| ANLEGGSGARTNER ARNESEN AS | 987780592 | RINGSAKER |
| ANLEGGSGARTNER BAARØY AS | 997105389 | SUNNFJORD |
| ANLEGGSGARTNER BJØRN T BJERKNES AS | 821070082 | DRAMMEN |
| ANLEGGSGARTNER EIKEN & SØNN AS | 979439318 | ASKER |
| ANLEGGSGARTNER HENRIK HELGESEN AS | 912165280 | ULLENSAKER |
| ANLEGGSGARTNER I AS | 929989007 | AURSKOG-HØLAND |
| ANLEGGSGARTNER INGVAR JONASSEN AS | 911813203 | MOLDE |
| ANLEGGSGARTNER JAN NILSEN AS | 966785012 | NORDRE FOLLO |
| ANLEGGSGARTNER KRISTIAN SØRBY AS | 929218426 | INDRE ØSTFOLD |
| ANLEGGSGARTNER LARMERUD AS | 925157112 | ÅS |
| ANLEGGSGARTNER MARIUS MEGÅRD AS | 920739318 | TRONDHEIM |