 | TERJES SNEKKERSERVICE AS | 915624510 | LARVIK |
| TERJES UTLEIE ENTREPRENØR AS | 994271385 | VÅGÅ |
| TERJE UR AS | 980891410 | STRAND |
| TERJE URDAL AS | 911635755 | VENNESLA |
| TERMOGRAFI OG MÅLETEKNIKK AS | 950532882 | LARVIK |
| TERMOGRAFITEKNIKK AS | 921039395 | NOTODDEN |
| TERNA BYGG AS | 892667772 | ARENDAL |
| TERNEN HÅNDVERK AS | 916162693 | ASKER |
| TERNEN UTBYGGING AS | 821351952 | ASKER |
| TERO ANLEGG AS | 960870492 | JEVNAKER |
| TERØY MASKIN AS | 980363767 | KINN |
| TERRAPLAN AS | 923189890 | DRAMMEN |
| TERTNES ENTREPRENØR AS | 930572098 | BERGEN |
| TERTNES GRUPPEN AS | 828127632 | BERGEN |
| TESSEM BYGG AS | 826994002 | GRONG |
| TETT. AS | 822562582 | LINDESNES |
| TEVAS AS | 982715199 | BERGEN |
| T-F BYGG AS | 917346879 | FÆRDER |
| TFC-TECHNICAL FIRE CONSULTING AS | 917427852 | LØRENSKOG |
| T.F. MASKIN AS | 913836731 | ASKER |
| TFS BLIKK OG FASADE AS | 932319365 | MELHUS |
| TFS ENTREPRENØR AS | 912534154 | MELHUS |
| TFS TAK OG MEMBRAN AS | 932319357 | MELHUS |
| TGA AS | 990691991 | VESTRE TOTEN |
| TG CONSTRUCTION AS | 929450825 | HORTEN |
| TGK BYGG AS | 997230345 | RINGERIKE |
| TG TØMRERSERVICE AS | 926405551 | STJØRDAL |
| T H A EIDE | 976742605 | STAVANGER |
| THARASO AS | 911734931 | SOGNDAL |
| TH BHAS BYGG AS | 967751081 | ØYGARDEN |
| TH BLIKK AS | 912783537 | RANA |
| THE AS | 980044637 | OSLO |
| THE PRO BYGG AS | 818103832 | TRONDHEIM |
| THERMA INDUSTRI AS | 991863796 | OSLO |
| THERMAX AS | 984757514 | TØNSBERG |
| THERMICA AS | 997933273 | LIER |
| THERMO CONTROL AS | 979439334 | NORDRE FOLLO |
| THERMO CONTROL NORD AS | 846202552 | HARSTAD |
| THE WAGONSHED PROJECT AS | 928079325 | KONGSBERG |
| TH INDUSTRIBYGG AS | 927387344 | MOSS |
| THINGBØ RØRSERVICE AS | 927410613 | SANDNES |
| THINGSTAD BJØRN | 971653493 | ÅMOT |
| TH. JOHANSEN & SØNNER AS | 935721652 | RINGSAKER |
| TH KOLBEINSEN INSTALLASJON AS | 976038266 | KARMØY |
| TH MASKIN AS | 998557976 | HEMSEDAL |
| THOEN MASKIN AS | 995352605 | ÅL |
| T HOLAND MASKIN AS | 980927539 | EIGERSUND |
| T HOLMEIDE & SØNNER AS ENTREPRENØRFORRETNING | 944229264 | LIER |
| THOMAS DALEN | 994550284 | STRAND |
| THOMASSEN ARKITEKTKONTOR AS | 963092229 | OSLO |