| Navn | Postnummer | By |
|---|---|---|
| Hagens Fjedre A/S | 9530 | Støvring |
| Hans Claussen AS | 1339 | Vøyenenga |
| Hans Følsgaard AS | 4876 | Grimstad |
| Härdverkstaden i Göteborg | 417 55 | Göteborg |
| Haukås Vimek AS | 5563 | Førresfjorden |
| Hedema A/S | 8700 | Horsens |
| Hexagon Metrology Nordic AB | 635 02 | Eskilstuna |
| Hosta Industries A/S | 9320 | Hjallerup |
| HTS Dynamics | 3007 | DRAMMEN |
| Hydro Extrusion Norway AS | 2240 | Magnor |
| Hydroscand AS | 2016 | Frogner |
| Hytorc Norge AS | 4033 | Stavanger |