SOLO - Mark Thierfelder performs solo concerts of original compositions and unique arrangements of existing material, encompassing many different styles and genres.
DUO - Jazz duo with Mark Thierfelder and usually one of two exceptional bassists; Jeff Hamann or John Price.
TRIO/QUARTET - Mark Thierfelder - Trumpet/Piano/Vocal, Scott Napoli - Drums, John Price - Bass. The quartet includes the addition of any of a number of stellar jazz guitarists.
JANET O'MAHONY BAND /DUO - One of Mark's primary activities is musical director/keyboardist for his wife, acclaimed singer Janet O'Mahony.
