Richard L. Greene, President of the Board, San Francisco Museum of Modern Art
Curatorial Staff of the Fine Arts Museums of San Francisco
Fine Arts Department, Butterfields, San Francisco and Los Angeles
James Willis Gallery, San Francisco
Stephen Wirtz Gallery, San Francisco
George Krevsky Gallery, San Francisco
Dimondstein Tribal Arts, Los Angeles
Sharon Twigg-Smith, The Contemporary Museum, Honolulu

Recently completed estate appraisals of note

Alain Renoir, California
Robert Duncan & Jess, San Francisco
Sam Tchakalian, San Francisco
Peter Voulkos, Berkeley
Marilyn Levine, Berkeley
Moses Lasky, San Francisco
Dwight Strong, San Francisco
Kurt Land, San Francisco
Elio Benvenuto, San Francisco
Jonathan Paul Cobb, San Francisco
John Gutmann, San Francisco
James Briggs McClatchy, Sacramento
Clair Flagg, Pebble Beach
Jean-Pierre Hallet, Malibu
Mort Dimondstein, Los Angeles

National Gallery of Art, modern and contemporary art.
Corcoran Gallery of Art, modern and contemporary art.
Hirshorn Museum and Sculpture Garden, modern and contemporary art.
Smithsonian American Art Museum, modern art.
Smithsonian Institution, collection of south American textiles.
Guggenheim Museum, major contemporary sculpture.
Whitney Museum of American Art, contemporary painting.
Art Institute of Chicago, contemporary art.
Cornell Universtiy, Indonesian art.
Spelman College Fine Art Museum, African tribal art
Los Angeles County Museum of Art, major contemporary sculpture.
Los Angeles Museum of Contemporary Art, contemporary paintings.
Honolulu Academy of Art, a large collection of contemporary and ethnographic art.
San Francisco Museum of Modern Art, a large collection of contemporary prints and Modern furniture.
Achenbach Foundation for Graphic Arts, San Francisco, important contemporary prints and works on paper.
Fine Arts Museums of San Francisco, gift of the estate of Leroy Cleal, Pre-Columbian and modern Latin American paintings and sculptures.  Major contemporary art; a major collection of Pueblo Indian contemporary and historic pottery; Northwest Coast Indian carvings and masks. 
Fine Arts Museums of San Francisco (the M.H. De Young Memorial Art Museum), The Dorothy and George Saxe collection of Contemporary American Craft (wood, fiber, metal, and ceramic).
Fine Arts Museums of San Francisco, important African and other ethnographic art from the estates of John Gutmann, Erle Loran and others.
California Academy of Sciences, American Indian and other tribal art.
San Francisco Arts Commission, modern and contemporary painitngs, sculpture, and crafts.
Hearst Art Gallery, St. Mary's College, Moraga, CA, important African and other tribal and contemporary art.  Modern and contemporary art.
Oakland Museum of California, major contemporary paintings, decorative art, jewelry, and sculpture.
Iris & B. Gerald Cantor Center for the Visual Arts at Stanford University, a collection of Pre-Columbian jades and important African art.
San Jose Museum of Art, contemporary art.
Monterey Museum of Art, Pre-Columbian art.
Crocker Art Museum, Sacramento, major gifts of contemporary art.
California State University at Sacramento, contemporary art.
Fresno Pacific University, a large collection of modern and contemporary art.
Bowers Museum of Cultural History, Santa Ana, CA important ethnographic art.
Southwest Museum of Los Angeles, American Indian art.
Pacific Asia Museum, Pasadena, CA, Indonesian tribal art.
Lowe Museum, University of Miami, Coral Gables, FL, important African art.
Tulane University, modern and Pre-Columbian art.
Seattle Art Museum, two major contemporary artworks.
Baltimore Museum of Art, Pre-Columbian and tribal art.

Consultant and expert witness for court cases involving the market and evaluation of Pre-Columbian, Tribal, Modern and Contemporary Art.