- Kinkatou
- Kinley Systems
- Kinnamark
- Kinnarps
- Kinnarps AB (SE)
- Kinnarps Oy
- Kinnasand
- Kinnersley Kent Design
- KINO architects
- Kino Workshop
- kinterni
- kintsugi Consulting srl
- KINVE SOLAR POWER CO., LTD.
- Kinzo
- Kioo Studio
- Kiosk deluxe
- Kiosk Design
- KIOTO SOLAR
- KIPCO LTD.
- KIPP&ZONEN
- Kiprom
- Kipseli Architects
- KIRA FINESTRE s.r.l.
- Kirac Metal
- Kirchheimer Kalksteinwerke GmbH
- Kirchhoff & Euwens
- Kirchhoff & Lehr GmbH
- KIREI Studio
- Kirigram
- Kirk and Randall
- Kirkby Design
- Kirkenes Husflid
- Kirkwood McCarthy
- Kirò