Sosterik is a Pittsburgh heavy/thrash metal band formed in 2018, channeling the blue-collar intensity of Pennsylvania's industrial heritage into a hard-hitting blend of classic heavy metal and thrash.

Soul Crusher is a heavy and power metal band from Attleboro, Massachusetts, formed in 2022, delivering traditional metal forged from strong riffs and melodic vocal power in the Boston metro area's metal community.

Soul Grinder is a Portland, Oregon heavy and thrash metal band formed in 2022, channeling classic metal aggression into a city known for cultivating independent and underground heavy music.

Soul Terror is a Maryland band formed in 2013 that melds death metal, doom, and sludge into a slow-grinding, punishing sound. Their genre crossover places crushing heaviness at the center, drawing from both the morbidity of death metal and the oppressive weight of sludge and doom.

Soulgrind is a heavy metal band from Mesa, Arizona, active since 2010. They draw from traditional heavy metal's melodic and riff-driven foundations within Arizona's broad hard rock and metal community.

Soultrap is a heavy and groove metal band from Atlanta, Georgia, formed in 2016. They channel groove metal's rhythmic punch with traditional heavy metal's melodic sensibility, operating out of the South's largest metal market.

Sound Barrier is a heavy metal band from Los Angeles, California, active since 2017. They carry on the tradition of melodic, hard-driving American heavy metal rooted in the West Coast scene.

Sound Barrier is a Houston, Texas heavy/speed metal outfit formed in 2017, delivering aggressive riff-driven metal that blends classic heavy metal foundations with the harder-edged momentum of speed metal.

Soundgarden is the seminal Seattle, Washington band whose fusion of stoner-inflected heavy metal, grunge, and crushing riff craft helped define the Pacific Northwest sound of the late 1980s and 1990s, led by the powerful vocals of Chris Cornell.