After leaving Boston, Hashian sued Boston-leader Tom Scholz for back royalties and the two later settled out of court.
Sib's daughter, Lauren, is now dating actor/pro wrestler Duane Johnson aka "The Rock".
Boston and the Barry Goudreau album were the last mainstream projects Hashian worked on. He went on to own a chain of tanning salons in Boston, as well as a small record shop He occasionally plays gigs in the Boston area with former bandmates, including Goudreau, Fran Sheehan and Brad Delp, prior to the singer's sudden death in 2007.
In 2001 he made his first stage appearance as an actor at the Cape Cod Repertory Theater in the world premiere of the play "9-Ball" written by his friend Art Devine.
In 2004 he returned to the stage at the Tremont Theater for the Boston premiere of "9-Ball" which he also produced along with Ernie Boch Jr.
In 2006 he recorded with Ernie and the Automatics, a band that features Goudreau on guitar.