 | HELMINSEN AS | 911800535 | FREDRIKSTAD |
| HELSEM BYGGTENESTE AS | 931587943 | STRANDA |
| HEL VED BYGG AS | 928131289 | RØROS |
| HEMAR PROSJEKT AS | 914436907 | HARAM |
| HEMAS AS | 974211440 | ASKER |
| HEM BYGGETJENESTER | 985792046 | SANDEFJORD |
| HEMNES MEK VERKSTED AS | 976550420 | HEMNES |
| HEMRE BYGG AS | 979597959 | VOSS |
| HEMSEDAL MASKINLAG AS | 952056743 | HEMSEDAL |
| HEMSEDAL RØRSERVICE AS | 997116445 | HEMSEDAL |
| HEMSEDAL VVS AS | 981574982 | HEMSEDAL |
| HENBU AS | 912580628 | ASKØY |
| HENDEN ELEKTRO AS | 993428388 | GLOPPEN |
| HENDRIKS AS | 998466717 | ÅMOT |
| HENDUG BYGG AS | 843582362 | ÅL |
| HENNING LARSEN ARCHITECTS AS | 998701961 | OSLO |
| HENRIK BLEKEN RUD | 981548817 | STANGE |
| HENRIK MASKIN AS | 932611031 | KVAM |
| HENRIKSEN BRENSELFORRETNING OG VARMESENTER AS | 924636734 | FREDRIKSTAD |
| HENRIKSEN BYGG AS | 813694832 | VÅGAN |
| HENRIKSEN HANS | 870251092 | NITTEDAL |
| HENRIKSEN MASKINSTASJON AS | 915758924 | SORTLAND |
| HENRIKSEN VENTILASJON AS | 914884748 | TJELDSUND |
| HENT AS | 990749655 | TRONDHEIM |
| HERDLEVÆR BYGGSERVICE | 971595612 | ALVER |
| HEREID HUS AS | 980386791 | KARMØY |
| HERLAND ENTREPRENØR AS | 913143124 | ØYGARDEN |
| HERLEIF KRISTIANSEN MONTASJETEKNIKK | 929940423 | MELØY |
| HERMAN NILSEN & SØNNER AS | 917889090 | LARVIK |
| HERMANN PEDERSEN | 872410112 | HARSTAD |
| HERMANRUD GRAVESERVICE AS | 926670581 | RINGERIKE |
| HERMANSEN MASKIN AS | 990710430 | HOLMESTRAND |
| HERMES VVS AS | 929092600 | NITTEDAL |
| HERMSTAD AS | 925088013 | MALVIK |
| HEROLF HANSEN & SØNN AS | 980431665 | TROMSØ |
| HERREGÅRDSMUR AS | 994251856 | FREDRIKSTAD |
| HERREMYR GÅRD AS | 992624574 | NES |
| HERSLETH ENTREPRENØR AS | 964602360 | VESTBY |
| HERSTAD ENTREPRENØR AS | 918011420 | INDRE ØSTFOLD |
| HERTZBERG VARMETEKNIKK AS | 914719097 | OSLO |
| HESSELBERGTAK AS | 819156832 | LILLESTRØM |
| HESSELBERGTAK BVT AS | 926799126 | LARVIK |
| HESSENG MASKIN AS | 924759194 | SØR-VARANGER |
| HESTAD BYGG AS | 924755695 | HUSTADVIKA |
| HETLAND AGDER AS | 967353809 | ARENDAL |
| HF ANLEGG AS | 993007382 | ENEBAKK |
| H F ANLEGG OG SKOG AS | 924710446 | AURSKOG-HØLAND |
| H-FASADER GLASSTEAM AS | 912792307 | FREDRIKSTAD |
| H-FASADER STETTE AS | 852072202 | ÅLESUND |
| HF-ENTREPRENØR AS | 917407835 | FREDRIKSTAD |