A native of Fresno, California, Walter Haman first learned to play the bass in public schools and at age 13 began playing the cello. His first solo appearance was the Elgar Cello Concerto at age 15 after winning his youth orchestra’s concerto competition. Since then he has performed throughout North America and Europe, been a guest cellist with Pink Martini, and has played with the San Francisco Symphony and the New Century Chamber Orchestra. In 2003 he became a member of the Utah Symphony Orchestra and in 2008 was appointed Principal Cellist of the Grant Park Orchestra in Chicago, where he spends ten weeks each summer. He performs regularly on the NOVA Chamber Music Series, Intermezzo Chamber Music Series, and Vivaldi by Candlelight in Salt Lake City.
Walter participated in the Spoleto Festival (Italy) from 1998-2001 where he was principal cellist of the Festival Orchestra, a member of the Spoleto Festival String Quartet, and appeared as a soloist with the orchestra. He has also performed at the Crested Butte Music Festival, Bienalle di Venezia, andreceived fellowships to the Aspen Music Festival and Tanglewood.
During an Artist Residency in 2000 at the Banff Centre for the Arts he formed a collaboration with dancer/choreographer Jose Navas. As The Haman/Navas Project they spent the next two years performing in most of the major cities of Europe, Canada, and the United States music by Kodaly, Britten and Hovhaness. In 2003 filmmaker Laura Taler produced a documentary, "Perpetual Motion", about the duo which has appeared on Bravo. In 2011 he again joined with Jose Navas for a collaboration on the music of J.S. Bach in Bruges, Belgium.
His primary teachers were Nancy Skei, Irene Sharp at the San Francisco Conservatory, and Laurence Lesser at the New England Conservatory. He also worked with David Finckel in Aspen.
Walter plays a cello made by Vincenzo Rugeri in Cremona, 1697.