In demand for her inspiring and knowledgable teaching, Josefien Stoppelenburg has given vocal masterclasses Indiana University-Jacobs School of Music, University of Colorado, Illinois State University, Cincinnati Bach Ensemble and the Arizona Bach Festival. She taught at the International School Choral Music Society (www.iscms.net) in Seoul/ Korea, Beijing/ China, in Shanghai/ China and gave masterclasses in the Dominican Republic.
Stoppelenburg is very much in demand as a private vocal coach in the Chicago area. Her students represent all musical styles. In the lessons there is a great focus on vocal health.