Krantz was born in Corvallis, Oregon. He released his first album, Signals, in 1990, sporting an array
of recognized jazz musicians such as Dennis Chambers, Don Alias, Anthony Jackson, and others.
In 1992, he formed a trio with bassist Lincoln Goines and drummer Zach Danziger and recorded
two albums with them, Long To Be Loose (1993) and 2 Drink Minimum (1995), a live album, and
began playing regularly at the 55 Bar, a jazz club in New York City. In 1996, Krantz released an
acoustic album with Leni Stern, dubbed Separate Cages. After playing with Steely Dan for several
years, Krantz formed a new trio in 1997 with Tim Lefebvre on bass and Keith Carlock on drums; on
June 28, 2007, he played his final regular Thursday night gig at New York's 55 Bar