Bedrift K - Trollåsen
- Kolbotn
- Kapp AS
- Kordinate AS
- Kontakten AS
- Kanan AS
- Kilsviken AS
- Kenson AS
- Kulinaris AS
- Kondomeriet
- Kaseva AS
- Kontakten AS
- Kaffealliansen AS
- Kompetansepartnerne AS
- Kamilla Skallerud
- Kattas Invest AS
- Kellox AS Avd Oppegård
- Kurlandsvegen Panorama AS
- Kjetil Sæter
- Knut Østbye
- Kenson Hovednummer
- KIWI Trollåsen
- Kreativ Belysning AS
- Kardia Technologies AS
- Krogseth Elektro AS
- Konvei Kompetansesenter AS
- Kondomeriet AS Avd Engros/Internettsalg
- Khan Trafikkskole AS
- Klubben 1943
- Kongelf Media AS
- Kolbotn Hudlegesenter AS
- Karl- Fredrik Keller
- Kolbotn Renholdservice Vesel
- Kolbotn Osteopati Line Rølvaag
- Kolbotn Bilpleie Xtreme Car DA
- Kvuab Kjell Erling Kvitberg
- Kbs Klima og Byggservice AS
- Kenor Safaris Ltd Norsk Avdeling Av Utenlandsk Foretak