 | NEAS ELEKTRO AS | 956889057 | KRISTIANSUND |
| NEBBENES BYGG AS | 998859042 | LILLESTRØM |
| NEC AS | 898438422 | BERGEN |
| NEDIG AS | 979394179 | ARENDAL |
| NEDREBØ MASKIN & TRANSPORT AS | 816823692 | BOKN |
| NEDRE ROMERIKE BYGG AS | 997517288 | LILLESTRØM |
| NEDREVÅG AS | 997170822 | ULLENSVANG |
| NE EIENDOM AS | 915414052 | FARSUND |
| NEMKO NORLAB AS | 953018144 | RANA |
| NE OFOTEN AS | 929343077 | NARVIK |
| NERDAL ENTREPRENØR AS | 918553428 | GULEN |
| NERHEIM & SØNNER MASKIN OG TRANSPORT AS | 926782061 | TYSVÆR |
| NERI HELGE FLOTHYL | 870343302 | VINJE |
| NERLAND MASKIN AS | 942144326 | HUSTADVIKA |
| NERLAND MUR AS | 912075583 | MOLDE |
| NERNES SNEKKERI & BYGG | 925586935 | BJØRNAFJORDEN |
| NERUM LARS HÅKON | 969088843 | SIGDAL |
| NESBAKK RØR AS | 934943848 | STAD |
| NESBØ MASKIN OG TRANSPORT AS | 915347649 | AURLAND |
| NESBYEN PUKK & BETONG AS | 950392924 | NESBYEN |
| NES BYGG OG PROSJEKTERING AS | 927609150 | VESTBY |
| NES GRAVE OG SPRENGESERVICE AS | 942594615 | OSLO |
| NES HUS & HYTTEBYGG AS | 990375496 | NESBYEN |
| NESLIN BYGG AS | 912155137 | MERÅKER |
| NES MASKINSERVICE AS | 916848110 | NES |
| NESNA MASKINSTASJON AS | 981888936 | NESNA |
| NES OPPMÅLING AS | 934040295 | VINDAFJORD |
| NES RØR AS | 876725622 | RINGSAKER |
| NES RØRLEGGERBEDRIFT AS | 921398433 | NES |
| NES RØRSERVICE AS | 968321811 | NES |
| NESS BYGG AS | 920803512 | SOGNDAL |
| NESSET BYGG AS | 956833876 | MOLDE |
| NESS INDUSTRI AS | 922707596 | TROMSØ |
| NEST AS | 921136765 | OSLO |
| NES TOTALDRIFT AS | 928624242 | NES |
| NESTTUN VVS AS | 922157987 | BERGEN |
| NESVIK AS | 998799244 | HÅ |
| NETCO AS | 974478285 | HAMAR |
| NETGLASS TOTALFASADE AS | 915286399 | TROMSØ |
| NETLANDSNES ANLEGG AS | 996737802 | KVINESDAL |
| NEUE HEIMAT AS | 922904847 | FROGN |
| NEWSEC PROJECT AS | 984500106 | OSLO |
| NEX ENTREPRENØR AS | 934553489 | VENNESLA |
| NFO ELEKTRO AS | 828959352 | STAVANGER |
| NG BYGG AS | 998182409 | ØRLAND |
| NGS MASKIN AS | 998516854 | SVEIO |
| NH MASKIN AS | 976594967 | ASKØY |
| NH MELHUSBYGG AS | 891111932 | MELHUS |
| N.H. TAKST & BYGGRÅDGIVNING AS | 928651703 | VÅLER (ØSTFOLD) |
| NIC JACOBSEN ENTREPRENØR AS | 959524297 | ØYGARDEN |