Aaron Dilks -- a tour manager and live sound engineer who worked with a long, diverse list of acts that included JourneyAnthrax and Cee-Lo Green -- passed away suddenly Sunday night.

No cause of death has been reported for Dilks, whose sudden absence has sent waves of grief through the community of artists who retained his services over the years. Anthrax's Facebook page includes a tribute describing the band as "devastated by the sudden loss" and adding, "He was a wonderful man, we all cared greatly about him and he made the band sound like a monster. He will be missed."

The entire Anthrax camp is just devastated by the sudden loss of our tour manager/soundman Aaron Dilks who passed away...

Posted by Anthrax on Monday, June 8, 2015

The members of Fear Factory joined the chorus of tributes to Dilks, posting their own Facebook update that reads in part, "He was a superb human being, and enjoyed every minute of his life, and we enjoyed experiencing the ride with him."

On behalf of Fear Factory, we are deeply saddened by the loss of our good friend and comrade in arms, Aaron Dilkes. He...

Posted by Fear Factory on Monday, June 8, 2015

Prior to making a name for himself as a tour manager and soundman, Dilks achieved a certain level of notoriety during his stint as Marilyn Manson's bodyguard, particularly for an incident that led to a pair of lawsuits after a former editor of Spin accused Dilks of assaulting him at Manson's behest.

In more recent years, Dilks could often be found on the road, smoothing out the wrinkles of the rock 'n' roll touring life for a broadening circle of clients that also included Hellyeah, who offer their own tribute below. He is survived by a daughter, his brother, and parents.

We received sad news today. Our friend and former tour manager Aaron Dilks passed away this morning. He was a great man...

Posted by HELLYEAH on Monday, June 8, 2015

See Other People We've Lost in 2015