- The Sanshers -- The Science Group
- The Science Police -- The Secret Channel
- The Secret Club -- The Sesh
- The Sess -- The Sharking
- The Sharks -- The Shortlist
- The Shorts -- The Silver Heart Club
- The Silver Pandas -- The Sixth
- The Sixth Chamber -- The Slide
- The Slide Hampton Octet -- The So So Glos
- The So-So Sailors -- The Sons Of Reflections
- The Sons of Saint Rocco -- The Sound of Three Hands
- The Sound of Urchin -- The Special Pillow
- The Specialist -- The Sportsmans Club
- The Sportsmen -- The Starlings
- The Starlite Dance Orchestra -- The Stiffs
- The Stiletto Boys -- The Streets
- The Streets on Fire -- The Sugar Migration
- The Sugar Oaks -- The Super Groovers
- The Super Groovers -- The Swedish Radio Jazz Group
- The Swedish Sax Septet -- The Taggy Tones
- The Tagnuts -- The Teenbeats