 | STÅL OG GLASS AS | 924847433 | OSLO |
| STÅL- OG LANDBRUKSBYGG AS | 890108512 | LARVIK |
| STÅLTEKNIKK AS | 943828830 | TIME |
| STANDARD MUR KJETIL HØVA JOHANSEN | 898925072 | NESODDEN |
| STANDARD RØR AS | 925433004 | OSLO |
| STANGBORLI BYGG AS | 914768888 | FLEKKEFJORD |
| STANGE ELEKTRISKE AS | 916188331 | STANGE |
| STANGELAND MASKIN AS | 935861330 | SOLA |
| STANGNES SERVICE | 911660733 | EIDSKOG |
| STANNAH AS | 981375858 | OSLO |
| STÅRHEIM BYGG AS | 923404449 | STAD |
| STARK RØD-KNUDSEN ARKITEKTER AS | 986332065 | DRAMMEN |
| STARLIFT AS | 994088610 | OSLO |
| STAR RØRLEGGERSERVICE AS | 925540145 | LILLESTRØM |
| STAS-BYGG OG REHABILITERING AS | 916857713 | NORDRE FOLLO |
| STATIGA AS | 926677969 | NITTEDAL |
| STAURBAKK AS | 819328692 | BODØ |
| STAVANGERHYTTEN AS | 999150314 | STAVANGER |
| STAVANGER INSTALLASJON AS | 952709003 | STAVANGER |
| STAVANGER MASKIN AS | 819656312 | STAVANGER |
| STAVANGER RØRLEGGER SERVICE AS | 926829564 | STAVANGER |
| STAVANGER RØR TEKNIKK AS | 930881953 | STAVANGER |
| STAVANGER VARMESENTER AS | 989386867 | STAVANGER |
| STAV ARKITEKTER AS | 831895322 | STAVANGER |
| STAV ARKITEKTER SØR AS | 997454944 | LYNGDAL |
| STAVE DRIFT AS | 919796197 | KRISTIANSAND |
| STAVE MUR AS | 981475801 | ÅLESUND |
| STAVEN GRUS AS | 924966246 | ØKSNES |
| STAVERN RØRLEGGERBEDRIFT AS | 943294445 | LARVIK |
| STAVERN TAKSERING AS | 951945811 | PORSGRUNN |
| STAVNEM & VIGRESTAD AS | 880540432 | HÅ |
| STAV OG LAFT AS | 930949205 | GOL |
| STAVRUM BYGG AS | 931785737 | LEVANGER |
| STAVSET BYGG AS | 889722932 | ÅLESUND |
| STAVSETH & LERVIK ARKITEKTER AS | 993795259 | OSLO |
| ST BYGGSERVICE AS | 895521922 | PORSGRUNN |
| STEAM AS | 928972933 | TROMSØ |
| STEAM CLEAN BUSKERUD AS | 980042448 | DRAMMEN |
| STED ARKITEKTUR AS | 820892852 | SKIEN |
| STED HELHET ARKITEKTUR - SHARK. AS | 987018216 | NORDRE FOLLO |
| STEEL CONSTRUCTION BULAJIC AS | 928100103 | INDRE ØSTFOLD |
| STEELMASTER AS | 919019972 | KRISTIANSAND |
| STEEN EIENDOM ENTREPRENØR AS | 986597514 | ELVERUM |
| STEEN ENTREPRENØR | 912881393 | RINGEBU |
| STEEN & OLSEN AS | 975980715 | SARPSBORG |
| STEFAN EKBERG ARKITEKTER AS | 915843352 | BÆRUM |
| STEFFEN FIDJELAND AS | 992355425 | BIRKENES |
| STEFFENSEN MASKIN & TRANSPORT AS | 965630767 | HAMARØY |
| STEG ENTREPRENØR AS | 997964640 | MODUM |
| STEG RÅDGIVNING AS | 982028787 | KONGSBERG |