Nathan has been a pit musician in many musical theater productions for the Mountain Playhouse (Jennerstown, PA), Allegheny Highlands Regional Theater (Cresson, PA), St. Vincent's in Latrobe, University of Pittsburgh in Johnstown, Little Theater (Wilkes-Barre, PA), The Palace Theater (Greensburg, PA), Indiana University of PA, as well as Westmont Hilltop, Richland, Somerset, Northstar, Forest Hills, Penn Cambria, Greater Johnstown, Bishop McCort, and Conemaugh Township School Districts.
He has also enjoyed contributing to evolving projects such as The Family Arts Theatre, an organization that creates and performs children's programs, with a strong bent on original music. It is the brainchild of co-founders Paula Purnell and Bruce Adamson. Their first album, "It's Halloween", won the 1997 Parent's Choice Gold Award. In 1998 they co-wrote and produced their second album, "Pajama Jammin' ", with fellow songwriter / musician, Mark Weakland. Pajama Jammin' was awarded 1998 Parent's Choice Silver Honors. Mark Weakland also records / performs as "Mr. Sounds," a solo act aimed at the entertainment & education of children.