Bedrift T - Grefsen
- Trobetho AS
- Tyttebær AS
- Tigerboys AS
- Tsn AS
- Tilthorn AS
- Tofteros AS
- Telebygget AS
- Tomhus AS
- Trendspec AS
- Techture AS
- Thaulow AS
- Tof AS
- Tjemsland AS
- Tilknytningspsykologene AS
- Track AS
- Tannlege Martinussen
- Tinnitus Production AS
- Tverrvei Eiendom
- Tommy Almenning
- Torstein Sandven
- Tove Skolseg
- Tommy Norvik
- Tverrvei Eiendom
- Tekno Inform AS
- Tollefsen Vedlikhold
- Tore Amundøy
- Thao Pham
- Thor Hangaard
- Torgeir Dahl
- Trond Pettersen
- Tjalves Ordenskollegium
- Tomasz Strciwilk
- Tora Hesthammer Enk
- Trollvann Invest AS
- Tannlege Ingeborg AS
- Tjalves Ordenskollegium
- Tek-Nol AS
- Taylormade Invest AS
- Trela Service
- Tore Erstad AS
- Tove Træsdal
- Tobias Pfeil
- Tore Brøyn
- Tømrermester Granheim
- Ttlt Holding AS
- Torden Bokseklubb
- Therkelsen Holding AS
- Terapeut Solheim
- Tj Transport AS
- Togstad Consulting
- Thrane .Pro
- Torstein Nystrøm
- Tika Tika AS
- Trade Consult AS
- Twostripes Company AS
- Taasen Veiledning
- Taasen Erling
- Tore Gustavsen
- Trym Tidemann
- Tilkomst Pro AS
- Tutak Holding AS
- Tekla Invest AS
- Trond Ramsdal
- Therese Amble
- Tjeneste Maternia
- Tørnqvist Consulting
- Therese Amble
- Tøyen Tegneserieverksted
- Tine Aamodt
- Turid Horgen
- TP.no AS
- TM Boligutvikling AS
- Tøyen Tegneserieverksted
- Trovik Holding AS
- Tradeonit Johansen
- Tnthn Holding AS
- T.He AS
- Totnor Holding AS
- Tgm Holding AS
- Tip Eiendom AS
- Tones Språktjenester Staum
- Tone Glomstein Wettre
- Taim Transport Youssef
- Ting Jeg Liker AS
- Text Query Languages AS
- Tinna Henriette Ringsaker
- Tamimount Aouraghe Aouraghe
- Trine Schou Nilsen
- Tiril Dørum Bengtsson
- Tolketjenester Ayesha Iqbal
- Tørmoen Performing Arts
- Tarzan Media Kirkebøen
- Tarzan Media Kirkebøen
- Trollbua Promila Sunder
- Ttw- Livlig Tjeneste
- Thomas Bakken Holding AS
- Tove Fjeld Invest AS
- Tømrermester Lars Knutsen
- Trollvannstua v/Charlotte Bjørneboe
- Trygg Leie Eiendom AS
- Thomas Meyer Kongshavn
- Tomas Øen Consulting
- Trond Christensen Manuellterapi
- Tannlege Sisko Petra Brochs
- Talsnesoperasjon Kirsten Margrethe Talsnes
- Thermo-Tech Terje Norvik
- Thermo-Tech Terje Norvik
- T. Juvdal Content Consulting
- The Simen V. Gonsholt
- Tone Bjerknes Gulbrandsen Keramikk
- Tomulevski Service og Vedlikehold
- Topp Konsulent Kebreab Abraham
- Tveitfilm Kristian Martin Tveit
- Tuva og Erling Holding AS
- Torolf Mørk Karlsen Musikk
- Thomas David Hvammen-Nicholson
- Tomas Manuel Osborne Gonzalez-Fabres
- Tamilsk Innovasjon, Entreprenørskap og Utvikling
- Tamilsk Innovasjon, Entreprenørskap og Utvikling
- To-Tolv Media Magnus Biringvad
- Takst & Befaringsenteret Pål Folke Schrø
- The World Federation Of Egyptian Entities Abroad
- Tibetansk Yoga Oslo & Film/TV Regissør Anneli Hansen