Mark Hartman is currently in his 23rd year as the trombone instructor at the Crane School of Music.  In addition to teaching studio trombone, Mark teaches brass techniques, coaches brass quintets, and conducts the Crane Trombone Ensemble.

During his tenure in Potsdam, he has been a soloist with bands and orchestras throughout the northeast and presented numerous recitals and clinics at major conventions, universities and colleges.  He has performed or presented at five International Trombone Festivals, numerous New York State Music Conferences, the Summit Brass Music Festival, and the Skyline Brass Music Festival.  Mark is the principal trombonist with the Orchestra of Northern New York, Northern Symphonic Winds, Potsdam Brass Quintet, and performs regularly with the Burlington Choral Society Orchestra.  Mark has performed with the Ottawa Symphony, Vermont Symphony Orchestra, the Phoenix Symphony, Brevard Music Center Festival Orchestra, the Upstate New York Trombone Ensemble, Skyline Brass Ensemble and Summit Brass.  He can be heard on two Potsdam Brass Quintet CD's, "La Rejouissance" and "The Art of Brass: the compositions and transcriptions of Arthur Frackenpohl".

Mark is the recipient of the International Trombone Association's 'President's Award' for "distinguished service as director of the 1999 International Trombone Festival" hosted at the Crane School of Music.  He also received a lifetime membership from the International Trombone Association in the spring of 2001 and was selected for the Mansfield University Music Alumni Honor Roll in 1992.  Mark's trombone students currently hold or have held positions in the Dayton (Ohio) Symphony Orchestra, the Boulder Symphony, The Presidents Own US Army Band, the Air Force Band of Liberty, the Tanglewood Festival Orchestra, the Brian Setzer Swing Band, and several productions of "BLAST". 

Mark received his Bachelor of Science degree in music education from Mansfield University and both his Master of Music in trombone performance pedagogy and Doctor of Musical Arts in trombone solo performance from Arizona State University. Mark has been the director of the Crane Trombone Ensemble and has been the trombone instructor at both the Crane Youth Music camp and Skyline Brass Music Festival.  Since 2004 he has also held the position of Director of the Crane Youth Music Camp.