Sumner Elwell has a Bachelor of Music degree from the University of Michigan and a Master of Music from Northwestern University. Mr Elwell was a public school music teacher for twenty six years in Auburn, Lisbon, Kittery, and South Portland. He taught vocal and instrumental music, and was director of music in the Kittery public schools.

With over Fifty years of experience as a private music teacher, he has taught in Maine, Michigan, Illinois, and the Panama Canal Zone. A number of his former students are public school music teachers and professional musicians.

Sumner has performed as a clarinetist and saxophonist for many years and is currently playing clarinet for the Casco Bay Concert Band