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| L HJERTNES AS | 918329234 | BJØRNAFJORDEN |
| LHV TJENESTER AS | 990702632 | STAVANGER |
| LIABØ ENTREPRENØR AS | 916036736 | KRISTIANSUND |
| LIABØ TRANSPORT AS | 875813552 | TRONDHEIM |
| LIABYGG AS | 922710406 | SKIEN |
| LIAN HEIS AS | 921194005 | OSLO |
| LIBERG AS | 985174806 | LARVIK |
| LIDTUN MUR OG FLIS AS | 916903944 | OSTERØY |
| LID VENTILASJON AS | 977482933 | OSLO |
| LIE ANLEGG AS | 914831784 | VENNESLA |
| LIE BLIKK AS | 988976849 | KLEPP |
| LIE BYGG AS | 979476841 | KONGSBERG |
| LIEBYGG AS | 991655069 | SOLA |
| LIE BYGG & EIENDOM AS | 912319539 | LIER |
| LIEFTING ARKITEKTUR & RESTAURERING AS | 998703905 | FREDRIKSTAD |
| LIE GLASS AS | 826370262 | SANDNES |
| LIE ØYEN ARKITEKTER AS | 946736953 | OSLO |
| LIER ANLEGG AS | 986487611 | LIER |
| LIER GRAVING OG TRANSPORT AS | 912544060 | LIER |
| LIER RØRSENTER AS | 856731332 | LIER |
| LIER RØRSERVICE Kai Skjold | 992228083 | LIER |
| LIE VENTILASJON AS | 987884630 | SANDNES |
| LIE VVS AS | 915635717 | HAMAR |
| LIFETEC AS | 971134011 | BÆRUM |
| LIFTCONSULT AS | 998026075 | TRONDHEIM |
| LIFT TECH AS | 964736804 | ÅLESUND |
| LIGNUM SOL AS | 927449145 | BÆRUM |
| LILJEDAHL MASKINTJENESTER AS | 929150732 | VINJE |
| LILLEBØ SAND OG TRANSPORT AS | 992698578 | SANDNES |
| LILLEBY BYGG | 891210582 | TØNSBERG |
| LILLEHAMMER ELEKTRO AS | 911948680 | LILLEHAMMER |
| LILLEHAMMER TAK AS | 821127122 | LILLEHAMMER |
| LILLEHAMMER TAKST AS | 931758365 | LILLEHAMMER |
| LILLEHAMMER VENTILASJON AS | 958077289 | LILLEHAMMER |
| LILLENGA AS | 927733641 | ASKER |
| LILLEØRE ANLEGG AS | 926936395 | TIME |
| LILLEROVDE MASKIN AS | 992105259 | ÅLESUND |
| LILLESAND ANLEGG AS | 996527662 | LILLESAND |
| LILLESANDHUS AGDER AS | 915192440 | GRIMSTAD |
| LILLESAND VVS AS | 991699694 | LILLESAND |
| LILLESKOG FORSKALING AS | 999171591 | TYSVÆR |
| LILLESTRØM ARKITEKTER AS | 968877356 | LILLESTRØM |
| LILLESTRØM RØR AS | 925054046 | LILLESTRØM |
| LILLESTRØM RØRSERVICE AS | 921957300 | OSLO |
| LILLESTRØM TAK OG MEMBRAN AS | 998586178 | NITTEDAL |
| LILLØY BYGG AS | 913811445 | SKIEN |
| LIMA RØR AS | 981353633 | GJESDAL |
| LINDANGER MASKIN AS | 988967416 | STAVANGER |
| LINDÅS RØR & SANITÆR AS | 935347920 | ALVER |