Organizers
- Soccer Stars Unlimited
- Soccer Synergy Camps
- Soccer Unity Project
- Soccer West Soccer Club
- SoccerDCF
- SoccerKidsUSA
- SoccerMadison
- Socceropolis
- Socceropolis, LLC
- SoccerTots Houston South
- Social Motion Inc.
- Social Motion Skills, LLC
- Social Motion Skills: Easter Seals
- Social Skills Today
- Social Skills Today, LLC
- Social Skills Today, LLC - Social Skills
- Society of Nuclear Medicine and Molecular Imaging PDEF
- Society of Women Engineers
- SocRoc - Soccer Classes For Kids
- SODEPAL S.A.U.
- SoFitCity
- Sofos
- Sofos Summer
- Softball
- Soggy Bottom Boys Racing
- Sokol Spirit
- Sol Acting Academy
- Sol Acting Studios
- Sol Lipton Scholarship Fund
- Sol Surf Camp
- Solar Recreation
- Solaris Sport & Racquet
- Solaris Sports Club
- Solarium Institute
- Soldier Marathon
- Soldotna Silver Salmon Swim Team
- Sole Empowerment YYC
- Sole Girls
- Sole Girls YYC
- Sole Racing
- Sole Sistas of the 618
- sole sisters
- Sole Sisters of FBC
- Sole Sisters Running
- Sole Sisters Running Club
- Soledad-Mission Recreation District
- Solera/Sun City at Apple Valley
- SoleRUNNERS
- Soles for Cole 5K
- Solid Rock Camps
