Herbert Matter and his estate 1984 Mercedes Matter and her estate 2001 Alex Matter until 2002 Mark Borghi
Exhibitions
Mercedes Mater: A Retrospective, The Miskin Gallery, Baruch College, New York, October 29 – December 14, 2009; The Weisman Museum, Pepperdine, California, January 23 - April 4, 2010; Guild Hall, East Hampton, New York, June 18 - August 1, 2010; The Figge Museum, Davenport, Iowa, September 4, 2010 - January 2 2011