Organizers
- The Shop Rat Foundation
- The Siege Race
- The Sky Family YMCA
- The Soccer Connection
- The Sofia Milstead Foundation
- The Sound Golf Links at Albemarle Plantation
- The South Orange-Maplewood Adult School Children's Summer Program
- The South Shore Health and Racquet Club
- The Spanish Classroom
- The Spark Run
- The SPCA for Monterey County
- The Speyer Legacy School
- The Sports Forum
- The Spot Sport
- The St. Thomas More Center
- The Stables at Frederica
- The Stafford Golf Academy
- The Stampede
- The Starz Program
- The STEAM Club
- The Stephens County Foundation
- The Strength Of A Rose Foundation
- The Strings Club
- The Stu Nevermann Memorial Run
- The Success Foundation Serving Greeley-Evans Schools
- The Suffering Race Series
- The Summer Theatre Camp of Montclair
- The Superman Project
- The Support Group
- The Surge Ministries
- The Susquehannock Camps
- The Sustainable Living Foundation
- The SW Golf Academy/Brambleton GC
- The Swain School
- The Swanbourne Endeavour
- The T.E.A. Center
- The Tactical Games
- The TEARS Foundation
- The Tennis & Fitness Center of Rocky Hill
- The Tennis Center at Steamboat
- The Tennis Club of the Low County At Rosehill
- The Tennis Farm
- The Tennis Zone & Fitness Center
- The Tessa Marie Memorial Fund
- The Texas Backlot
- The Texas Zoo
- The Theatre Lab
- The Tiny Scientist, LLC.
- The Tiny Scientist, Prospect Heights
- The Tiny Tennis Center
