| Matt Sotelo |
2001 - |
DEPRECATED, SOULSIDE |
| Bill Robinson |
2001 - |
|
| Sam Paulicelli |
2010 - |
ABIGAIL WILLIAMS, Devin Townsend, ELIMINATOR, ARAKHNE, FOREVER'S EDGE, REIGN OF VENGEANCE, MUTINY WITHIN, DARK EMPIRE, SUSPYRE, ABYSMAL GATES |
| Sean Martinez |
2015 - |
RINGS OF SATURN, SLEEPLESS EMPIRE |
| Chase Fraser |
2010 - 2015 |
CONTINUUM, ANIMOSITY, SCOUR, SON OF AURELIUS, THE TASTE OF BLOOD |
| Kevin Talley |
- |
SIX FEET UNDER, CHIMAIRA, SUFFOCATION, DYING FETUS, M.O.D., MISERY INDEX, GROT, KNUCLE DEEP, FEARED |
| Derek Boyer |
2001 - 2003 ; 2011 - 2012 |
SUFFOCATION, DISGORGE, DYING FETUS, DEEDS OF FLESH, DEPRECATED, CRIMINAL ELEMENT |
| Joel Horner |
2008 - 2011 |
ODIOUS MORTEM |
| Dan Eggers |
2008 - 2010 |
ODIOUS MORTEM |
| KC Howard |
2004 - 2010 |
ODIOUS MORTEM |
| Risha Eryavec |
2004 - 2007 |
WORLD UNDER BLOOD |
| Mike Turner |
2001 - 2006 |
|
