 | LUNDE BYGG AS | 914087457 | SKIEN |
| LUNDER AS | 985338558 | NES |
| LUND HAGEM ARKITEKTER AS | 957251471 | OSLO |
| LUND OG LILLEBORGEN GRAVING OG RØRLEGGERTJENESTER AS | 813877872 | HALDEN |
| LUND & REISTAD AS | 879351642 | SIGDAL |
| LUNDSETT & WALLE DYKKERSERVICE AS | 929027256 | BAMBLE |
| LUND+SLAATTO ARKITEKTER AS | 943436347 | OSLO |
| LUNDVOLL MASKINSTASJON AS | 980868281 | LYNGEN |
| LUND VVS AS | 994325183 | KRISTIANSAND |
| LUNNER KOMMUNE | 961381452 | LUNNER |
| LUSPARKEN ARKITEKTER AS | 975801950 | TRONDHEIM |
| LUSTER ENERGI AS | 924528001 | LUSTER |
| LUSTER TRELASTLAGER AS | 995607247 | LUSTER |
| LUTHER & CO AS | 921995415 | ASKER |
| LUTRO BYGG & EIENDOM AS | 986218122 | OSLO |
| LV MASKIN AS | 998212235 | HEIM |
| LY ARKITEKTER AS | 984050259 | KRISTIANSAND |
| LYKKEN BYGGCONSULT AS | 998862272 | NORD-AURDAL |
| LY MINIHUS AS | 931962612 | TROMSØ |
| LYN ELEKTRO AS | 992824115 | SARPSBORG |
| LYNGDAL EL-INSTALASJON AS | 958553625 | LYNGDAL |
| LYNGDAL FYRINGSSENTRAL AS | 966307358 | LYNGDAL |
| LYNGDAL RØR AS | 916542828 | LYNGDAL |
| LYNGHAUG FJELLSPRENGNING AS | 923003673 | SØRREISA |
| LYNG & LØBERG AS | 914057507 | SKIEN |
| LYNGLUND MASKIN AS | 928285103 | ØYGARDEN |
| LYNGSTAD ARKITEKTER AS | 981238001 | STEINKJER |
| LYNGSTAD BYGG AS | 924359412 | SANDNES |
| LYSAKER BYGGPROSJEKT AS | 929465148 | ØVRE EIKER |
| LYSAKER ELEKTRISKE AS | 920060188 | OSLO |
| LYSAKER & THORRUD AS | 916119712 | DRAMMEN |
| LYSEBO VVS AS | 987255749 | LARVIK |
| LYSELL ENTREPRENØR AS | 998412986 | TØNSBERG |
| LYSEN RØRLEGGERSERVICE AS | 922031088 | BERGEN |
| LYSMESTER`N AS | 986047042 | OSLO |
| LYS OG VARME AS | 977356067 | OSLO |
| LYSSAND BYGG & BETONG AS | 914634385 | BJØRNAFJORDEN |
| LYSSAND MASKIN | 998887585 | BJØRNAFJORDEN |
| LYSTEKNIKK ELEKTROENTREPRENØR AS | 995971135 | OSLO |
| LYST ELEKTRO AS | 916491840 | OSLO |
| M2 BYGG & DESIGN AS | 925732915 | NORDRE FOLLO |
| M2 TOMTEUTVIKLING AS | 911640260 | STAVANGER |
| M3 BETONG AS | 929112091 | KVAM |
| M4 ENTREPRENØR AS | 926500449 | BÆRUM |
| MA BYGG & VVS AS | 929094018 | OSLO |
| MAC ENTREPRENØR AS | 925781576 | MOSS |
| MAD FREDRIKSTAD AS | 928286991 | FREDRIKSTAD |
| MAD OSLO AS | 916087578 | OSLO |
| MADSEN ELEKTRO AS | 997391063 | INDERØY |
| MAD VEST AS | 912320898 | BERGEN |