[1] The choir performed throughout the United States, Canada, Japan, England, Wales, and Mexico.
Its website claimed an annual budget of $110,000, and 2013 Songwriter's Market listed it as having more than 100 concerts per year, paying $300–$3,000 for outright purchase of material.
[2] The Singing Boys had a sister organization, the Keystone Girls Choir, founded in 1986.
The Keystone Girls Choir initially performed with the Singing Boys; they had their first concert alone in May 1991.
He served many Lutheran, Episcopal and Methodist churches in the region as an organist and choirmaster for several decades.