 | TELEMARKHUS AS | 861180042 | SKIEN |
| TELEMARK HUS & HYTTER AS | 991034110 | NOME |
| TELEMARK PARK & HAGEANLEGG AS | 993213896 | SKIEN |
| TELEMARK SEAWORX AS | 818465572 | BAMBLE |
| TELEMARK TRANSPORT OG ENTREPRENØRSENTRAL AS | 992673044 | TOKKE |
| TELEMARK UTLEIEPARTNER AS | 927826445 | VINJE |
| TELERØR A/S | 946858021 | PORSGRUNN |
| TELERØR ELEKTRO AS | 928978192 | PORSGRUNN |
| TELE SØR AS | 924427957 | KRISTIANSAND |
| TELHAUG BETONG AS | 928775968 | ÅSERAL |
| TELLEFSEN AS | 992841702 | BAMBLE |
| TEMA BYGG ARK AS | 928216187 | SARPSBORG |
| TEMA VEST AS | 967356557 | ØRSTA |
| TEMPE BLIKK OG VENTILASJON AS | 925786160 | TRONDHEIM |
| TEMPIA AS | 999324622 | VÅGAN |
| TENDRA ARKITEKTUR AS | 923535276 | SOLA |
| TEO MASKIN AS | 915363504 | OSLO |
| TEQVA HAUGESUND AS | 953697777 | KARMØY |
| TERJE GALDAL AS | 987989106 | KVINESDAL |
| TERJE GRØNMO ARKITEKTER AS | 990825130 | OSLO |
| TERJE HALSAN AS | 941553249 | MELØY |
| TERJE HOVE AS | 998355397 | HOLE |
| TERJE LARSEN VVS AS | 988026131 | LARVIK |
| TERJE NILSGÅRD | 997625633 | RØROS |
| TERJE RUSTAND TRANSPORT AS | 922235635 | FLESBERG |
| TERJE SANGESLAND AS | 912181839 | VENNESLA |
| TERJE SOLLID AS | 990011524 | KONGSBERG |
| 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 |
| 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 |