Bands
Disbanded
Sindican
Thrash Metal · Fort Worth, TX
Sinful Serenade
Melodic Thrash/Heavy Metal · Brownfield, TX
Sinister Minister
Thrash/Death Metal · Conroe, TX
Skab
Disbanded
Thrash Metal / Hardcore / Crossover · New Orleans, LA
Disbanded
Skeletal Earth
Death / Thrash Metal · Madison, AL
Skelteria
Disbanded
Thrash Metal · Dallas/Fort Worth, TX
Disbanded
Skiptoe
Thrash Metal · Lawrenceville, GA
Skrewface
Thrash/Groove Metal · Corpus Christi, TX
Skull Archer
Thrash Metal · Grand Prairie, TX
Skull Smashers
Thrash Metal · Cleveland, TN
Sledgegrinder
Death/Thrash Metal · Clearwater, FL
Disbanded
Smells like Someone Died
Thrash/Death Metal · Amarillo, TX
Societal Armageddon
Thrash/Death Metal · Dumas, TX
SOG
Speed/Thrash Metal · Atlanta, GA
Sonic Voodoo
Groove/Thrash Metal/Crossover · Houston, TX
Southern Bastard Church
Southern / Groove / Thrash Metal · Hinds County, MS
Sovereign Darkness
Thrash Metal · Wichita Falls, TX
Disbanded
Sovereign Wrath
Progressive Thrash Metal · Harlingen, TX
Disbanded
Spectre
Thrash Metal · San Antonio, TX
Spewtilator
Thrash/Death Metal/Grindcore · Atlanta, GA
Staring into Fire
Progressive Thrash Metal · Fort Smith, AR
Disbanded
Steel Fury
Speed / Thrash Metal · Montgomery, AL
Stink Bug
Thrash Metal · Plano, TX
Storm of Swords
Thrash Metal · El Paso, TX
Strands of Night
Melodic Death/Thrash Metal · Alice, TX
Disbanded
Stress
Heavy/Thrash Metal · Granbury, TX
Disbanded
Stygian Apothegm
Death/Thrash Metal · Athens, GA
Stïlveca
Speed/Thrash Metal · New Braunfels, TX
Disbanded
Sufferance
Thrash Metal · Corpus Christi, TX
Disbanded
Survival Method
Thrash Metal/Crossover · Fort Worth, TX
Disbanded
Sybaritic
Thrash Metal · Atlanta, GA
Talk Sick Earth
Thrash Metal/Crossover · Jacksonville, FL
Talon
Disbanded
Thrash Metal · Irving, TX
Disbanded
Tejasmosis
Groove/Thrash Metal · Arlington, TX
Temple of Blood
Power / Thrash Metal · Huntsville, AL
Terminal Severance
Groove/Death/Thrash Metal · Atlanta, GA
Disbanded
Texas Metal Alliance
Thrash Metal · Dallas/Fort Worth, TX
Disbanded
The Answer
Progressive/Thrash Metal · Dallas/Fort Worth, TX
The Black Moriah
Black/Thrash Metal · Dallas/Fort Worth, TX
The Great Hanging
Thrash/Heavy Metal · Gainesville, TX
Disbanded
The Morbid
Thrash Metal · Plano, TX
The Pastor's Casket
Thrash/Death Metal · Oneida, TN
The Resonant Strain
Disbanded
Grindcore/Thrash/Groove Metal · Clear Lake, TX
The Scourge
Thrash/Heavy Metal · Houston, TX
The Showdown
Melodic Thrash/Death Metal/Metalcore (early); Southern/Heavy Metal (later) · Elizabethton, TN
The War Show
Thrash Metal · Alice, TX
Thirteen Autumn Rituals
Death/Thrash Metal · Atlanta, GA
Thoth Nemesis
Black/Thrash Metal · Atlanta, GA