albright- knox art gallery, buffalo, new york
san francisco museum of modern art, san francisco, california
manfred wandel / stiftung fur konkrete kunst, reutlingen, germany
oakland museum, oakland, california
san jose museum of art, san jose, california
university art museum, berkeley, california
laguna art museum, laguna beach, california
museum of art, fort lauderdale, florida
de saisset museum, santa clara university, california
martin margulies collection, miami, florida
kunstmuseum, basel, switzerland
maramotti collection, reggio emilia, italy
microsoft corporation, seattle, washington
sidley and austin, new york, new york
pfizer corporation, new york, new york
bank of america, los angeles, california
robertson stevens & co., san francisco, california
roche, switzerland
swiss re, new york, new york
kfw bank, frankfurt / berlin, germany
shoes or no shoes, kruishoutem, belgium

selected private collections:

edward albee, new york, new york
pamela anderson, los angeles, california
charles boone, san francisco, california
agnes bourne, san francisco, california
matthew & nancy browar, la jolla, california
alan dinsfriend, boston, massachusetts
robert dunn, san francisco, california
natalie and irving forman, santa fe, new mexico
deven golden, new york, new york
ann hatch, san francisco, california
gardiner hempel, san francisco, california
michael and roberta joseph, williamsville, new york
paula kirkeby, palo alto, california
joseph marioni, new york, new york
marilyn minter, new york
verena and niklaus mueller, zurich, switzerland
steven oliver, san francisco, california
ms. panza, switzerland
robert storr, new york, new york
rosalynn swig, san francisco, california
david white, new york, new york