In 1984, MASS released their first album, a self-titled EP produced by Jon Mathias. It was recorded at The Record Plant in New York City. The EP sold 10,000 copies in the Boston area alone, and got the attention of record companies.
In 1985, the band signed with RCA and released their first major label debut, New Birth, produced by Tony Platt. The 45 single, Do You Love Me, went to Number One at one of the local Boston radio stations and hit Billboard's charts. The video made for that single was in rotation on MTV.
In 1987, MASS signed with Enigma and released their third album, Take You Home, produced by John Rollo and MASS. This record sold tens of thousands in the United States as well as England, Japan, and other countries around the world.
In 1988, MASS released their fourth record, Voices in the Night, on Enigma. Michael Sweet of the band Stryper was the producer. This CD sold well all over the world too. Songs such as Reach for the Sky, Turn it All Around, and Voices of the Night were available as CD singles. Songs from this CD also appeared on various compilations CD's (What are some of the compilations?). That year, MASS was nominated for Best Heavy Metal Act at the Boston Music Awards.
In 2000, MASS released its fifth record titled Mass Best Ones on Fore Reel Records. They continue to have a strong following all over the United States and around the world. Mass continues to write and record powerfully impressive songs with MASS style, driving hard rock with an edge and rocking melodies.
In 2001, MASS wrote, performed, and continue to kick it! They completed work on their latest demo and hope to have it released sometime in 2002.
In 2002, MASS won a coveted spot at NEMO (the Boston music showcase and industry convention), completed work on their next demo, and produced two songs with Michael Sweet of Stryper!
In 2007, MASS re-releases New Birth on CD through Retrospect Records. They sign a 5-year record deal with Escape Records and release a new CD titled Crack of Dawn on June 25th.
In December of 2007, bassist Lou Spagnola departed from the band to pursue his other projects. Returning to the band is none other then former bass player, Mike Palumbo!

In 2010 the band released Sea of Black, the new album through Escape Music Records.