Artist management:
George M. Martynuk Inc.
64 East 94th Street
New York, NY 10128
+1 212 831 9599
georgemartynuk.com/artists/maria-demerus-soprano/
Artist management:
George M. Martynuk Inc.
64 East 94th Street
New York, NY 10128
+1 212 831 9599
georgemartynuk.com/artists/maria-demerus-soprano/