Organizers
- KA Kits Academy C.I.C. Ltd
- Kala Art Institute
- Kalamazoo Optimist Hockey Association
- Kaleidoscope Performing Arts Studio
- Kamloops Tsunami
- Kansas Youth Sports
- KCYA Community School of the Arts
- Keely's Camp
- Kelly Johnson Foundation
- KELSEY THEATRE
- Kenai Chamber of Commerce
- Kennebec Neighbors Adult Education.
- Kent Gardens Swim Team
- KENT PARKS & RECREATION
- Kentucky Rockers
- KickOff Coaching
- Kid Art
- Kidcam Camps Bayou Region (Lafayette, Gonzales, Houma, Westbank)
- Kid-Possible Summer Camps
- Kids & Culture Camp
- Kids 4 Kids Leadership
- Kids Can Code
- Kids Kollective
- Kidventure
- KidzArt
- KidzArt & Club Scientific - St. Johns
- KidzArt Maryland
- KidzArt Monmouth
- KidzArt/Art Innovators Minneapolis
- Kilroy's Workshop, Inc
- Kimberley Seahorses BCSSA
- King School Summer Institute
- Kingfish Swimming
- Kinross Otters Amateur Swimming Club
- Kittery Adult Education
- KIVA
- Ko Olina Golf Club
- KOTA Productions
- Kukio Blue Water Swim
