List of bands (28):

Sokołowski
Soldiers of Rage
Sons of Apollo
Sophie Lloyd
Soul Cremation
Soulfly
Species
Spin Doctors
Spinne
Spiritbox
SpiritWorld
Split Chain
Staind
Steelheart
Stellar Silence
Steve Vai
Stick To Your Guns
Stratovarius
Stray From The Path
Stryper