| Adam Grossman |
1990 - 1998 ; 2009 - |
MINISTRY, ANGKOR WAT |
| Hunter Townsend |
- |
PREY FOR SLEEP, DEATH WILL TREMBLE |
| Laurent Le Baut |
2013 - |
|
| Ricktor Ravensbrück |
2014 - |
NELDÖRETH, THE ELECTRIC HELLFIRE CLUB, WOLFEN SOCIETY, WOLFPACK 44 |
| William Ables |
2009 - 2013 |
SKAN |
| David Baxter |
2009 - 2013 |
SKAN |
| Joseph Merino |
2012 - 2013 |
SKAN |
| Dusty Kohn |
- |
|
| Myke Bingham |
- |
|
| Paul Gooch |
- |
|
| Ty Pickett |
- |
|
| Jim Vollentine |
1994 - 1998 |
|
| Steve Green |
- 1998 |
SKINLAB, SLOB, RE:IGNITION, PEACE SANCTUARY |
| Jason |
- 1998 |
|
| Chadwick Davis |
- 1997 |
MERCURY DOWN, SLIM |
| Clay Campbell |
- |
|
| Bobby Gustafson |
- |
OVERKILL, GRIP, INC., SATANS TAINT, HAIL MARY, RESPONSE NEGATIVE, CYCLE SLUTS FROM HELL |
| Kyle Sanders |
- |
HELLYEAH, MEDICATION, BLOODSIMPLE, PIECE DOGS, MONSTRO |
| Mike Peoples |
- |
DREAD |
| Brandon Workman |
- |
|
| Chris Istas |
- |
|
| Chris Ault |
- |
|
| Frap |
- 1998 |
|
| Mark Dufour |
- |
|
| Chris |
- 1998 |
|
| Robb Lampmann |
- 1997 |
SLIM |
| "Opossum" aka Danny Lohner |
1990 - 1994 |
NINE INCH NAILS, Rob Zombie, A PERFECT CIRCLE, TAPEWORM, ANGKOR WAT, DAMNING THE WELL |
| Doug Chappuis |
- |
|
| Mike Robinson |
- |
|
