Soul Inside is a groove metal and metalcore band from Los Angeles, California, formed in 2018. They blend the rhythmic heaviness of groove metal with metalcore's aggressive riffing and dynamic song structures.

Soul Trap is a groove and thrash metal band from Blackstone, Massachusetts, formed in 2018. They combine thrash's forward momentum with groove metal's rhythmic punch, rooted in New England's active heavy music scene.

Soulcore is a groove metal band from Mobile, Alabama, formed in 2019. They bring a heavy, riff-centered approach to the Southern United States, contributing to the Gulf Coast's developing metal presence.

This Phoenix-based Soulfly project, distinct from Max Cavalera's internationally known band of the same name, blends nu-metal, groove, thrash, and folk-influenced metal elements. Formed in 2012, they operate in the sprawling Arizona heavy music underground under a storied name.

Sourground is a Long Island, New York outfit formed in 2015 that merges groove metal's locking, mid-paced rhythmic attack with death metal's heavier tonal palette, drawing on the dense, riff-centric New York metal tradition.

South Kitsap Infidels are a thrash/groove metal band from Port Orchard, Washington, formed in 2019, drawing on the Pacific Northwest's deep metal heritage to craft punishing, rhythm-forward metal with a distinctly regional character.

Southern Brutality is a New Orleans, Louisiana thrash/groove metal band formed in 2020, merging the punch of groove metal with thrash intensity in a city with a long tradition of heavy, dark, and uncompromising music.

Southern Dose of Rebellion is a groove metal band from New Braunfels, Texas, formed in 2012, laying down heavy, mid-paced riffs rooted in the groove metal tradition with a Southern Texan sensibility.

Southgate is a Portland, Oregon progressive deathcore band formed in 2009, layering the technical complexity and dynamic ambition of progressive metal atop deathcore's crushing low-end rhythmic foundation.