- Kapruka
- Khana Pakana
- Kirby
- Kawaii Slime Company
- Kids Furniture Warehouse
- Kent Street Cellars
- Kubiya Games
- Katamco
- Kelli's Gift Shop
- Kensington Brewing Company
- KosmosQ
- Kings Wild Project
- K9 Mask
- Kidsland
- Kitchen Kettle Village
- Koia
- Knipex
- Kami
- Kinedu
- KidsLuv
- Kuvings
- Kitchen Cabinet Kings
- Kuhn Rikon
- Kenmore
- Kumba Toys
- Kowalski's Markets
- Kitchen United
- Kriser's
- Koala Living
- Krita
- King Architectural Metals
- Keep it Cleaner
- Knorr
- Kalorik
- Kraken Rum
- KitKat
- Kitchendon
- Kodiak Wholesale
- Kimberly-Clark
- Kalmbach Hobby Store
- KeHe
- Keap
- Killer Ink Tattoo
- KNK USA
- Kozy Sweet Home
- Kwik-Hang Curtain Rod Brackets
- Kingsford
- KFI Products
- Kuryakyn
- Koala Eco
- Kakookies
- KidsWheels
- Kinetic Sand
- Koha Pet
- Kramer
- Kube
- K5 Optima Store
- Ksport USA
- Kids In The House
- Kay's Naturals
- Kings Plant Barn
- Kite Hill
- Kidblog
- Kate's Real Food
- Kaytee
- Kill Ping
- KitchenCraft
- Kinto Japan
- Kitchen & Company
- KJ Motorsports
- Kraus
- KingZak
- Keto Candy Girl
- Kerry Foodservice
- Korshots
- Keurig Dr Pepper
- KUSH PUFFS
- Koolatron
- Keeley Electronics
- Kuranda