David Mairs has received numerous commissions to compose for symphonic bands and symphony orchestras, as well as choirs and small ensembles. He has been an arranger for orchestras and bands for over fifty years. He began composing and arranging while in high school and studied composition and arranging with Jerry Bilik and Wallace Berry at The University of Michigan. A five-year member of the Marching and Symphony Bands under Dr. William D. Revelli, Mairs immersed himself in the sounds and techniques of composing and arranging for those ensembles as well as for orchestra. While serving as Solo Horn of the U.S. Army Band in Washington, DC, Mairs worked for Jerry Bilik and began his own career as a composer and arranger. He continued writing while serving as Associate Principal Horn of the Pittsburgh Symphony, a position he held for more than a decade.
Mairs is beginning his twenty-first season as Music Director of the Mid-Texas Symphony, having served for eleven years as Resident Conductor of the San Antonio Symphony from 1988 to 1999. He has served as guest conductor for the Austin Symphony, the Dallas Symphony, the Houston Symphony, and continues to be a frequent guest conductor with the Flint Symphony.
Mairs is a constant visitor to the rehearsal halls of public school bands and orchestras throughout the state of Texas, serving as a clinician, arranger, and guest conductor. He has also served as Musical Consultant for DCI's Phantom Regiment from 1996-1998.