According to Internet source given below, Conrad Steinmann was born in Rapperswil, Switzerland. He pursued his studies at the Schola Cantorum Basiliensis, where he has been a lecturer since 1982. He has given concerts and master classes throughout Europe, in Australia, Japan, Israel, Moscow and North America.
He can frequently be heard with Johann Sonnleitner, Ensemble 415, and London Baroque. As an aulos player he reflects a unique interest and knowledge of ancient Greek music. He has made recordings with Claves, Jecklin, Harmonia Mundi and Divox.