Pomeranz has composed for feature films, television (earning a 1981 Emmy Award nomination for Outstanding Achievement in Music and Lyrics for the CBS television movie Homeward Bound), and the stage, including the hit West End musical Time; Little Tramp, based on the life and career of Charles Chaplin, staged for the 1995 Eugene O’Neill Theater Festival in Waterford, Connecticut and presented in a 1996 concert version in St. Petersburg, Russia; and a musical adaptation of A Tale of Two Cities, produced by Bill Kenwright for the Theatre Royal, Windsor (1998) and the Alexandria Theatre in Birmingham (1999). With Kathie Lee Gifford he has written two projects, Under The Bridge, which premiered off-Broadway in January 2005, and Saving Aimee, based on the life of evangelist Aimee Semple McPherson, which debuted at the White Plains Performing Arts Center in October 2005 and was staged at the Signature Theatre in Arlington, Virginia in April–May 2007. In 2012, Saving Aimee was renamed to Scandalous and opened on November 15, 2012 in the Neil Simon Theatre on Broadway in New York City.

Pomeranz continued to tour as a solo act, appearing in such venues as the Hollywood Bowl, Kennedy Center, Olympic Stadium in Munich, and the Kremlin. He and David Shire collaborated on the theme song for the United Nations World Summit For Children entitled “In Our Hands”, which the duo performed at the closing ceremonies for Ted Turner’s Goodwill Games in Seattle. In 1999, Pomeranz recorded the CD Born For You – His Best And More, a compilation of past and new love songs that became the 13th best-selling album of all time in the Philippines. Additional recordings include The Eyes of Christmas and On This Day.