Also that year, he became the lead guitarist for the band Submersed, playing on their debut album, In Due Time.

He then went on to play with former TNA Impact Wrestling star Christy Hemme, and with Garrett Whitlock, formerly of Submersed.

[4] In addition to Kenny Wayne Shepherd, Friedman is influenced by Mark Tremonti of Creed and Alter Bridge and has since formed a close friendship with Tremonti, who requested for Friedman to perform as Creed's rhythm guitarist on tour.

Friedman was featured on Mark Tremonti's debut solo album, All I Was, playing guitar, bass and singing background vocals.

In 2012, Friedman joined the supergroup Projected, alongside Sevendust's John Connolly, Vinnie Hornsby and Creed/Alter Bridge drummer Scott Phillips.

[7] Eric Friedman appeared on The Sound And The Story which was the third in an instructional-documentary guitar DVD series released in 2011.

It starred Troy Stetina and also featured Mark Tremonti, Michael Angelo Batio and Bill Peck.