 | LINDHAUGEN AS | 979743467 | SARPSBORG |
| LINDLAND BYGGPROSJEKTERING AS | 995532239 | KRISTIANSAND |
| LINDLAND MASKIN AS | 963654812 | LYNGDAL |
| LINDLAND PUKK AS | 986734465 | LYNGDAL |
| LINDNER SCANDINAVIA AB | 923800905 | |
| LINDSET ENTREPRENØR AS | 998477883 | VESTNES |
| LINDSTAD BYGG AS | 851314032 | VOSS |
| LINDSTAD MASKIN AS | 925141445 | LILLESTRØM |
| LINDTNER VVS AS | 978618642 | BERGEN |
| LINE SOLGAARD ARKITEKTER AS | 929577272 | FREDRIKSTAD |
| LINHØI ENTREPRENØR AS | 926960725 | ASKER |
| LINJE ARKITEKTUR AS | 988420603 | OSLO |
| LINJE ELEKTRO SERVICE AS | 922184399 | LØRENSKOG |
| LINJEPARTNER AS | 912435024 | LEVANGER |
| LINJEPROFF AS | 992893273 | HAMARØY |
| LINK ARKITEKTUR AS | 975999726 | OSLO |
| LINK BYGG AS | 930076295 | STAVANGER |
| LINNERUD AS | 996228940 | HOLMESTRAND |
| LINOTOL NORGE | 919493828 | |
| LINTHO STEINMILJØ AS | 991372474 | INDRE ØSTFOLD |
| LISLEGÅRD MASKIN AS | 926533274 | NESBYEN |
| LISTA BYGG AS | 942449496 | FARSUND |
| LISTER BLIKK AS | 996413985 | FLEKKEFJORD |
| LISTER OPPMÅLING AS | 929549198 | FARSUND |
| LITBYGG MO AS | 917278458 | RANA |
| LIT - NOR AS | 921210140 | NITTEDAL |
| LIUM DOKKA GJERDESERVICE | 934472802 | NORDRE LAND |
| LIVARDEN SØK OG PROSJEKTERING AS | 923816879 | BERGEN |
| L J B AS | 992933003 | BERGEN |
| LJ ENTREPRENØR AS | 931450999 | TINN |
| LKB AS | 931130765 | RINGERIKE |
| LKC BOLIG AS | 918283552 | TØNSBERG |
| LKC ENTREPRENØR AS | 924898321 | TØNSBERG |
| LK RØR AS | 930846929 | BÆRUM |
| LLENTAB AS | 943246416 | NORDRE FOLLO |
| L.M BYGG AS | 831172932 | STRAND |
| LMH BYGG AS | 982582490 | ØYGARDEN |
| LMK BYGG AS | 922083789 | OSLO |
| LMR ARKITEKTUR AS | 921760906 | OSLO |
| LM UTEMILJØ AS | 992621753 | AURSKOG-HØLAND |
| LNS SPITSBERGEN AS | 981525663 | SVALBARD |
| LØBERG VVS | 982500737 | SKAUN |
| LOCAL AS | 924026391 | BERGEN |
| LOE BETONGELEMENTER AS | 951194913 | DRAMMEN |
| LOE ELEMENTMONTASJE AS | 997397630 | ØVRE EIKER |
| LOE VVS PROSJEKT AS | 922592438 | RINGERIKE |
| LOF ARKITEKTER AS | 987260823 | OSLO |
| LOFOTBYGG DRIFT AS | 920455360 | VESTVÅGØY |
| LOFOTEN BYGG TEKNIKK AS | 921141076 | MOSKENES |
| LOFOTEN ELEKTRO AS | 925191086 | VÅGAN |