Sinusoidal Records - An independent label based in Vancouver, Canada. With project sound samples, profiles, and links. Soleilmoon Recordings - Excellent site for dozens of ambient, experimental, and noise artists. Also an excellent store, for 30 underground labels. Selektion - An ars organization and record label that is home to RLW, Achim Wollscheid, Charly Steiger and others. Squealer Music - Record label with an international roster of refuseniks and experimentalists including High Rise, Spatula, William Hooker, Tono-Bungay, the Last Days of May, Charles Curtis, the Gold Sparkle Band, the Tower Recordings and others. Focused on improv, out-rock and other experimental sounds. Sargasso - UK based label and shop site for the Sargasso label artists. Silvergirl Records - Releases Holiday Flyer, Gapeseed, and Track Star. Specializes in Indie-Rock and Experimental music. Includes artist profiles and reviews. Shimamoto Sound - A label that houses its own specially designed recording studio. Specializes in experimenting with traditional music styles to create innovative new sounds. Based in Massachusetts, USA. Shitkatapult - A company based in Germany and Canada, focused on minimalist styles. Artists, dates, releases, profile, and contact. Somnimage - Experimental music label based in Illinois releases titles covering a diverse range of styles. Shame File - Small artist-run label focuses on the most underground experimental music activity to be found in Australia. Sijis Records - London based label specializes in music with limited appeal and offers all their releases. Shinkoyo - Oberlin, Ohio label releases unusual avant electronic music from artists such as Skeletons, Peter B., and Severiano Martinez.