 | HEDMARK RØR AS | 833036882 | HAMAR |
| HEEN ENERGI AS | 914156440 | DRAMMEN |
| HEFF BYGG AS | 922772142 | NORDRE FOLLO |
| HEFØ BYGG AS | 999574874 | ASKØY |
| 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 |
| HEGRA BYGG AS | 983357873 | STJØRDAL |
| HEIBERG & TVETER AS | 985767297 | DRAMMEN |
| HEIBL ENTREPRENØR AS | 918773096 | VINJE |
| HEIDAL LAFT OG TRADISJONSBYGG AS | 998297087 | SEL |
| HEIDAL MASKINSERVICE AS | 923394354 | SEL |
| HEIDELBERG MATERIALS PREFAB NORGE AS | 971507837 | MOSS |
| HEIEN BYGG | 916789076 | VOSS |
| HEILT BYGG AS | 922157073 | NESBYEN |
| HEIMDAL & FEHR AS | 927729768 | ÅS |
| 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 |
| HEIS1 AS | 913697847 | TRONDHEIM |
| HEISCONSULT AS | 977203368 | FROGN |
| HEISEL BYGG AS | 999641512 | VENNESLA |
| HEIS-GRUPPEN AS | 825172262 | TRONDHEIM |
| HEISKOMPANIET AS | 914842018 | NORDRE FOLLO |
| HEISKONSULENTEN AS | 988621307 | OSLO |
| HEISPLAN AS | 826642262 | ÅLESUND |
| HEISRÅDGIVEREN AS | 922054800 | NORDRE FOLLO |
| HEKSAGON AS | 977529123 | HOLMESTRAND |
| HELANDER ANLEGG AS | 993576603 | SØR-VARANGER |
| HELBERG BYGG OG MALING AS | 996486672 | SKIEN |
| 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 |
| HELGE MUSHOM AS | 990340803 | KRISTIANSAND |
| 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 |