Mike Gallagher (aka MRG) is in that band called Isis. You may have heard of them.
David Scott Stone aka SirDSS was in: Slug (1996-2000), Get Hustle (1993-1996), and has performed and/or recorded with: Melvins, Unwound, Fantomas/Melvins Big Band, Big Business, Mike Patton, Adam Jones of Tool, Nels Cline, Merzbow, Keiji Haino and The Locust.