Organizers
- K.Fisher Tennis LLC
- K.I.N.G.S Leadership Institute
- K.I.N.G.S Leadership Institute, Inc.
- K12 Design Lab LLC
- KA Kits Academy C.I.C. Ltd
- Kaaawa Elementary School
- Kahler Cycling Academy
- Kahler's School of Soccer
- Kahoomiki
- Kaia FIT
- Kaia FIT Sebastopol
- Kailua Canoe Club
- Kailua Masters Swim Club
- Kaizen Karate
- Kala Art Institute
- Kalamazoo Autism Society
- Kalamazoo Optimist Hockey Association
- Kalani Falcons
- Kaleidoscope Kids Camp of GA
- Kaleidoscope Studios, LLC
- Kaleidoscope Theatre
- Kaleidoscope Theatre For Young People
- Kalispell Regional Healthcare
- Kallpachay LLC
- Kallpachay Spanish Adventure Camps
- Kallpachay Spanish Adventure Camps and Classes
- Kamloops Adult Learners Society
- Kamloops Art Gallery
- Kamloops Tsunami
- Kamp Kaleo
- Kanab Community Tennis
- Kandi Comer Golf Academy
- KanDo Adventures LLC
- Kaneland Travel Baseball
- Kangoo Club MS Fitness Center
- Kaniksu Land Trust
- Kankakee Elks Country Club
- Kansas City Church
- Kansas City Sports Commission & Foundation
- Kansas City Track Club
- Kansas City Young Audiences Community School of the Arts
- Kansas Half Marathon
- Kansas Mennonite Relief Sale - Run for Relief 5k
- Kansas Soccer Camps
- Kansas Softball
- Kaolin Festival Bike Ride Committee
- Kapahulu Raiders
- Kapaun Mt. Carmel Catholic High School
- Kappa Sigma Sigma-Xi
- Kapunahala Elementary School