- Küppersbusch
- Kaco
- Kaiser Baas
- Kalia
- Kalkhoff
- KALORIK
- Kanto
- KAPERSKY
- Kapsys
- Kärcher
- Karibu
- Karma
- Kaspersky
- Kaspersky Lab
- Kathrein
- KaVo
- Kawai
- Kawasaki
- KBL
- KEB
- Keeney
- Keithley
- Kelvinator
- Kenmore
- Kenwood
- Kerbl
- KERIO TECHNOLOGIES
- KERN
- Kessel
- KETRON
- Keystone
- KIA
- KIC
- Kichler Lighting
- Kicker
- Kidde
- kiddy
- KidKraft
- Kimex
- Kindle
- King Canada
- King Craft
- KING D HOME
- King Technology
- Kingsman Fireplaces
- KINGSWOOD
- KiSS
- Kitchen Chef
- KitchenAid
- Kitvision
- KITY
- Klarstein
- kleankin
- KLEIN-HUMMEL
- KLIM
- Klipad
- Klipsch
- Knex
- KNF
- Knick
- Knipex
- Kobe
- Kobo
- Koch Media
- Kodak
- Koenic
- Kohler
- Kolpak
- Kolpin
- Kompernass
- Konftel
- Kongskilde
- KONICA
- Konica Minolta
- Konyks
- Koolatron
- Korg
- KORTEX
- Kozyheat
- KRAFTWERK
- Krampouz
- Kranzle
- Kreator
- KROHNE
- Krone
- Kronoz
- Krontaler
- Krups
- KTM
- Kubota
- KUDA
- Kueppersbusch
- Kuppersberg
- Küppersbusch
- Kurio
- Kuvings
- KWC
- KYMCO
- KYOCERA
- KYORITSU
- Kyosho
- Kyoto