Bands

Ścierwo

Poland · Raw Black Metal (early); Black/Sludge Metal/Noise (later)

Scrt Side

Ukraine · Experimental Black/Sludge Metal

Sea of Deprivation

United States · Sludge Metal/Crust Punk

Secret Green

United States · Death/Sludge Metal/Hardcore

Sgàile

United Kingdom · Progressive/Post-Metal

Shadow Limb

United States · Progressive/Sludge/Stoner Metal

Shitstørm

Germany · Sludge/Stoner/Doom Metal

Sibiir

Norway · Post-Hardcore/Post-Metal

S.I.K

Azerbaijan · Sludge/Doom Metal

Silvasolum

Canada · Doom/Post-Metal

Slagstorm

United States · Sludge/Doom Metal

SludgeLung

United States · Sludge/Stoner Metal

Somnuri

United States · Sludge Metal

Soul Dregs

United States · Sludge/Stoner Metal

Spirit Ruiner

United Kingdom · Sludge/Doom Metal

Star Order

Malaysia · Doom/Post-Metal/Rock

Strength and Sanity

United States · Progressive Doom/Post-Metal

Stricken Zero

United States · Sludge/Southern Metal

Suffering

United States · Sludge/Doom/Post-Metal

Sun Empress

Sweden · Post-Metal

Swaamp

Italy · Doom/Post-Metal

Swerve

Netherlands · Sludge/Post-Metal

T4NxMx

Russia · Post-Metal/Rock

Tarasque

Germany · Sludge/Post-Metal