Organizers
- Southern University Band
- Southern Utah Swim
- Southern VA CAC
- Southern Wisconsin Fastpitch
- SOUTHERN WISCONSIN FASTPITCH
- Southfield Youth Baseball League
- Southgate Junior Hockey
- Southgate Recreation and Park District
- Southington-Cheshire Community YMCAs
- Southlake Tennis Center
- Southlands Farm
- Southlands Heritage Farm
- Southmoore Golf Club
- Southpointe Academy
- Southport-Oak Island Kiwanis
- Southridge Little League
- Southridge Raider Bands
- Southshore Lacrosse
- SouthSide Cycling Club
- Southside Thunder Soccer
- Southside Youth Soccer League
- Southwark Cyclists
- Southwest Area Girls Softball
- Southwest Austin Pop Warner
- Southwest Baptist University Football
- Southwest Basketball
- Southwest Bible Church
- Southwest Butler County Chapter of Habitat for Humanity
- Southwest Florida Events
- SouthWest Idaho Cycling Association
- Southwest Louisiana CCW, LLC
- Southwest Medical Center
- Southwest Woodbat Classics
- Southwestern Athletic Association
- Southwestern College Crown Cove Aquatic Center
- Southwestern PA Nurses for Kids
- South-Western Youth Team Tennis
- Southwind Rising Volleyball
- Southwyck Golf Club
- Sowebo Landmark 5K Run / Walk
- Sozo Children
- SPABC
- Spacecoast Freewheelers
- SPAN
- Spanish Legacy Summer Camp
- Spanish Peaks Mountain Club Explorers Camp
- Spano Dome
- Spare Key
- SPARK Business Academy Inc.
- Spark Family Enrichment Center
