 | HAUGO ENTREPRENØR AS | 918099425 | KVITESEID |
| HAUG OG RUUD AS | 913013999 | LILLEHAMMER |
| HAUG OG RUUD VVS AS | 914737613 | LILLEHAMMER |
| HAUGSNES ELEKTRO AS | 874392022 | BÅTSFJORD |
| HAUKÅS BYGG AS | 918954678 | BJØRNAFJORDEN |
| HAUKELI HYTTER OG HUS AS | 925186937 | VINJE |
| HAUKELI RØR AS | 912116417 | VINJE |
| HAUKOM ANLEGG AS | 996821102 | LILLESAND |
| HAUK SVEINSSON AS | 976252713 | SKIEN |
| HAVÅG BYGG AS | 974481464 | ULSTEIN |
| HÅVARDSHOLM MASKIN AS | 925305405 | SVEIO |
| HÅVARD SLETTEN | 970041591 | GJØVIK |
| HAV ELEKTRO AS | 998853710 | AUSTEVOLL |
| HAVERSTAD ENTREPRENØR AS | 938236194 | SØR-FRON |
| HAVERSTAD GRAVESERVICE AS | 926454994 | SØR-FRON |
| HAVIG & ELLINGSEN ENTREPRENØR AS | 998583977 | ENEBAKK |
| HAVNEN ANLEGG AS | 998254981 | SOGNDAL |
| HAW ANLEGG AS | 997389484 | TRONDHEIM |
| HAW ENTREPRENØR AS | 879621992 | TRONDHEIM |
| HB BYGGENTREPRENØR AS | 933915832 | AURSKOG-HØLAND |
| HB BYGG & TØMRERSERVICE AS | 998026377 | BÆRUM |
| H BERGENE AS | 930725374 | TØNSBERG |
| HB HOLTHER ARKITEKT MNAL AS | 917555230 | OSLO |
| H&B INVESTMENT GROUP AS | 935018625 | SKIEN |
| HB KULDETJENESTE AS | 995138395 | SARPSBORG |
| HBP PROSJEKT AS | 821069572 | HORTEN |
| HBV BETONG AS | 986556478 | SUNNFJORD |
| H-BYGG AS | 942687168 | MELHUS |
| H. BYGGSERVICE AS | 924777435 | ASKER |
| HD ARKITEKTER AS | 877470962 | OSLO |
| H. DJØNNE MASKIN | 931718754 | STRAND |
| HEAD ENERGY BRANNCON AS | 993230537 | SANDNES |
| HEAD ENERGY UP AS | 925044229 | BERGEN |
| HEAT ARKITEKTER AS | 999306233 | TRONDHEIM |
| HEATING. AS | 927535238 | OSLO |
| HEB ENTREPRENØR AS | 914075424 | HORTEN |
| HEDALM ANEBYHUS AS | 975384365 | STANGE |
| HEDDA HYTTER AS | 983532306 | SØR-AURDAL |
| HEDENGREN SECURITY AS | 998845742 | DRAMMEN |
| HEDMARK ELEMENTMONTASJE AS | 916161328 | ELVERUM |
| HEFØ BYGG AS | 999574874 | ASKØY |
| HEFTE MASKIN AS | 915501834 | ÅL |
| HEGGELIEN OPPMÅLING AS | 995602784 | NORE OG UVDAL |
| HEGGELUND BYGG AS | 926642782 | RINGSAKER |
| HEGGELUND & KOXVOLD AS | 934387651 | OSLO |
| HEGGERUDSTAD MASKIN AS | 920286364 | RINGERIKE |
| HEGGLAND BYGG AS | 998284228 | ARENDAL |
| HEGNA TRANSPORT AS | 968951610 | ASKER |
| HEGRA BYGG AS | 983357873 | STJØRDAL |
| HEIBERG & TVETER AS | 985767297 | DRAMMEN |
| HEIBL ENTREPRENØR AS | 918773096 | VINJE |
| HEIDAL MASKINSERVICE AS | 923394354 | SEL |
| HEIDELBERG MATERIALS PREFAB NORGE AS | 971507837 | MOSS |
| HEIEN BYGG | 916789076 | VOSS |
| HEILT BYGG AS | 922157073 | NESBYEN |
| HEIM BYGG AS | 933190498 | MASFJORDEN |
| HEIMDAL INDUSTRISERVICE AS | 971230177 | TRONDHEIM |
| HEIMDAL VAKTMESTERSERVICE AS | 984122810 | TRONDHEIM |
| HEIM ENTREPRENØR AS | 932297884 | SANDEFJORD |
| HEIMLUND BYGG AS | 911852012 | STAVANGER |
| HEIM MUR OG FLIS AS | 920231772 | ØYGARDEN |
| HEIMSTAD BYGG AS | 999508456 | ALTA |
| HEINEBERG RØR AS | 922147361 | ASKER |
| HEISCONSULT AS | 977203368 | OSLO |
| HEISEL BYGG AS | 999641512 | VENNESLA |
| HEIS-GRUPPEN AS | 825172262 | TRONDHEIM |
| HEISKOMPANIET AS | 914842018 | NORDRE FOLLO |
| HEISKONSULENTEN AS | 988621307 | OSLO |
| HEISPLAN AS | 826642262 | ÅLESUND |
| HEISPRO AS | 933887375 | ÅLESUND |
| HEISRÅDGIVEREN AS | 922054800 | OSLO |
| HEKSAGON AS | 977529123 | HOLMESTRAND |
| HELANDER ANLEGG AS | 993576603 | SØR-VARANGER |
| HELBERG BYGG OG MALING AS | 996486672 | SKIEN |
| HEL BOLIG AS | 920351956 | TØNSBERG |
| HELDAL ENTREPRENØR AS | 977033101 | LILLESAND |
| HELE HUSET AS | 934939603 | SANDNES |
| HELGE ARILD ASKJE | 959028486 | TOKKE |
| HELGE BERGO AS | 977465559 | OSLO |
| Helge Klyve AS | 940168759 | LARVIK |
| HELGELAND BYGG AS | 984673205 | BRØNNØY |
| HELGELAND VENTILASJON AS | 912069478 | VEFSN |
| HELGEMO RØRTEKNIKK AS | 877309282 | TRONDHEIM |
| HELGEN AS | 998050790 | NOME |
| HELGE NIKOLAISEN AS | 945167122 | VOSS |
| HELGE RØD AS | 885574602 | OSTERØY |
| HELGESEN BYGG AS | 925293830 | NORDRE FOLLO |
| HELGESEN MASKINENTREPRENØR AS | 988373265 | KRISTIANSAND |
| HELGESEN TEKNISKE BYGG AS | 920298486 | OSTERØY |
| Helge's Maskinstasjon A/S | 945846836 | BERGEN |
| HELGE TORE JOHNSEN | 987142219 | GRUE |
| HELGEVOLD AS | 986389180 | VINDAFJORD |
| HELGHEIM VVS AS | 820398602 | ØVRE EIKER |
| HELHETSKONTROLL AS | 988979686 | OSLO |
| HELLA MASKIN AS | 968658999 | BAMBLE |
| HELLAND BYGG AS | 998849306 | MELHUS |
| HELLAND BYGG OG MASKIN AS | 929155270 | STORD |
| HELLAND ELEKTRO AS | 986751718 | ALVER |
| HELLAND STEEL SOLUTION AS | 985217165 | GJESDAL |
| HELLÅS OG HANDELAND ENTREPRENØR AS | 979749341 | KVINNHERAD |