| Lee Altus |
1984 - 1991 ; 2000 - |
EXODUS, DIE KRUPPS, ANGEL WITCH |
| David R. White aka David Geofrey |
1985 - 1988 ; 1989 - 1991 ; 2000 - |
BLIND ILLUSION, INNER THRESHOLD, DEFIANCE, LAUGHING DEAD |
| Kragen Lum |
2007 - |
PROTOTYPE, PSYCHOSIS |
| Jason Mirza |
2019 - |
PSYCHOSIS, GRINCHFIST, TURMOIL |
| Jim DeMaria |
2020 - |
MERAUDER, TOXIK, GENERATIN KILL, RIPHOUSE, DUKES, GUNFIRE-N-SODOMY, PLANET PISS, POOIS, SCREWFACE, FREEBASS |
| Jason Viebrooks |
1991 - 1991 ; 2011 - 2019 |
GRIP, INC., EXHORDER, YEAR OF THE TYRANT, LORENZO, LOWA, THE ALLKNOWING, BELTFED WEAPON |
| Darren Minter |
1987 - 1991 ; 2000 - 2007 ; 2008 - 2013 |
DIE KRUPPS, ANGEL WITCH, BRUTAL GROOVE, DECONSTRUCT |
Jon Torres ( 2013) |
2004 - 2010 |
LAAZ ROCKIT, ANGEL WITCH, ULYSSES SIREN, WARNING S.F., THE LORD WEIRD SLOUGH FEG, I4NI |
| Mark Hernandez |
2007 - 2008 |
TORQUE, FORBIDDEN, SLOB, TECHNOCRACY, VIO-LENCE, DRESS THE DEAD |
| Terry Lauderdale |
2005 - 2007 |
|
| Mike "Yaz" Jastremski ( 2005) |
1986 - 1991 ; 2003 - 2004 |
GRIFFIN |
| Ira Black |
1991 - 1992 ; 2000 - 2004 |
LIZZY BORDEN, VICIOUS RUMORS, Chris Caffery, OF GODS & MONSTERS, WESTFIELD MASSACRE, I AM MORBID, DARK SKY CHOIR, LORENZO, DOOM SOCIETY, PORNUCOPIA, WHERE ANGEL SUFFERS |
| Thaen Rasmussen |
1991 - 1992 |
ANVIL CHORIS, CONTROL |
| Randy Laire () |
1991 - 1991 |
|
| Doug Percy |
1984 - 1991 |
ANGEL WITCH |
| David Wayne ( 2005) |
1989 - 1989 |
METAL CHURCH, WAYNE, REVEREND, INTRINSIC |
| Vern McEllroy |
1989 - 1989 |
BLIND ILLUSION |
| Manny Bravo |
1989 - 1989 |
|
| Paul Baloff ( 2002) |
1988 - 1989 |
EXODUS, HIRAX, PIRANHA, SPASTIK CHILDREN |
| David Godfrey |
1985 - |
BLIND ILLUSION, INNER THRESHOLD, DEFIANCE, LAUGHING DEAD |
| Carl Sacco |
1984 - 1987 |
MURDER |
| Eric Wong |
1985 - 1986 |
UNJUST, PIRANHA |
| Sam Kress ( 2006) |
1985 - 1985 |
|
| James Sanguineti |
1984 - 1984 |
MORDRED |
