Kalmen Opperman

He was a noted performer, teacher, conductor, mouthpiece and barrel maker (which he made only for his students), composer, and writer of numerous clarinet studies.

A noted pedagogue, many of his students are currently working as soloists, recording artists, orchestral players and university teachers around the world.

He studied with noted clarinetists Ralph McLane and Simeon Bellison of the Philadelphia Orchestra and New York Philharmonic.

Most notably a private clarinet teacher in his studio in New York City.

His handmade mouthpieces and barrels are highly sought after items for professional clarinetists for their quality workmanship and sound.