Doerrfeld classical works have been performed by leading professional organizations worldwide from the Baltimore Symphony Orchestra to the Saint Petersburg State Symphony Orchestra of Russia. Bill is also an accomplished classical pianist.
Doerrfeld Trio is a jazz piano trio launched in 2015 featuring Doerrfeld jazz/rock fusion works. Bill also has an extensive repertoire of original solo piano jazz and jazz/classical hybrid works. Bill also possesses a strong command of early jazz piano music from ragtime to stride.