- Group Name
- Sherwood Middle School
- Hometown
- Sherwood, OR
- Contact
- Byron Hall
- Group Name
- Shockwave
- Hometown
- Findlay, OH
- Contact
- Brian Sheehe
- Website
- https://sites.google.com/a/findlaycityschools.org/shockwave
- Group Name
- Siege Percussion
- Hometown
- Mount Dora, FL
- Contact
- Jonathan Otero-Ramirez
- Website
- https://siegepercussion.org
- https://facebook.com/siegepercussion
- https://instagram.com/siegepercussion
- X (Twitter)
- https://twitter.com/siegepercussion
- Group Name
- Sierra Vista HS
- Hometown
- Las Vegas, NV
- Contact
- Melissa Bushee
- Group Name
- Silverado HS
- Hometown
- Las vegas, NV
- Contact
- Jeff Lance
- Group Name
- Simon Kenton HS
- Hometown
- Independence, KY
- Contact
- Jason Milner
- Website
- http://www.simonkentonbands.org
- Group Name
- Skiatook HS
- Hometown
- Skiatook, OK
- Contact
- Blake Chilcoat
- Group Name
- Skyview HS
- Hometown
- Vancouver, WA
- Contact
- Jessica Vaughan
- Website
- http://svbd.org
- Group Name
- Smithfield Selma Spartan Thunder
- Hometown
- Smithfield, NC
- Contact
- Brian Jones
- Group Name
- Sonia Sotomayor HS
- Hometown
- TX, San Antonio
- Contact
- April Lara
- Group Name
- Souderton HS
- Hometown
- Souderton, PA
- Contact
- Alex Lukens
- Group Name
- South Albany HS
- Hometown
- Albany, OR
- Contact
- Colorado Paniagua
- Website
- https://sites.google.com/albany.k12.or.us/southalbanybands/ensembles/indoor-percussion
- Group Name
- South County Combined Schools
- Hometown
- Lorton, VA
- Contact
- Kevin Engdahl
- Website
- http://www.schsbands.org
- Group Name
- South Forsyth HS
- Hometown
- Cumming, GA
- Contact
- Eric Brown
- Website
- http://www.sfhsbands.net
- @southforsythpercussion
- Group Name
- South Jones HS
- Hometown
- Ellisville, MS
- Contact
- Tyler Jenkins
- Group Name
- South Lakes HS
- Hometown
- Reston, VA
- Contact
- Grayson Fore
- Group Name
- South Pasadena HS
- Hometown
- South Pasadena, CA
- Contact
- Howard Crawford
- Website
- http://SPHSmusicboosters.com
- Group Name
- South St. Paul HS
- Hometown
- South Saint Paul, MN
- Contact
- Vladislav Boz
- Group Name
- South Torrance HS
- Hometown
- Torrance, CA
- Contact
- Niko Jasniewicz
- Website
- https://shs-torrance-ca.schoolloop.com
- Group Name
- Southaven HS
- Hometown
- Southaven, MS
- Contact
- Brandon Smith
- Group Name
- Southeastern Connecticut Winter Percussion
- Hometown
- East Lyme, CT
- Contact
- David Brush
- Group Name
- Southern Regional HS
- Hometown
- Manahawkin, NJ
- Contact
- Andrew Wright
- Group Name
- Southgate Anderson HS
- Hometown
- Southgate, MI
- Contact
- Brendan Walter
- Website
- https://southgatebandprogram.weebly.com/swp.html
- https://www.facebook.com/groups/SouthgateWinterPercussion/
- Group Name
- Southington HS
- Hometown
- Southington, CT
- Contact
- Matthew Thompson
- Group Name
- Southlake Carroll HS
- Hometown
- Southlake, TX
- Contact
- David Walker
- Website
- http://carrolldragonband.org
- http://instagram.com/SLC_Percussion
- X (Twitter)
- http://twitter.com/SLC_Percussion
