- ART MUSEUMS & ORGANIZATIONS -
- Art Museums -
Allentown Art Museum
Brandywine Museum
Cleveland Museum of Art
Corcoran Gallery of Art
The Columbus Museum of Art
Dahesh Museum
Delaware Art Museum
Uffizi Museum
Michener Art Museum
Metropolitan Museum of Art
National Gallery of Art
National Gallery of Art - London
Philadelphia Museum of Art
Reading Public Museum
Rijks Museum
Biggs Museum
Frick Collection
Getty Museum
National Portrait Gallery
Hermitage Museum
The British Museum
The Louvre Museum
The Prado
Harvard University - Fogg Art Museum
Kimbell Art Museum
Museum of Fine Arts - Boston
Musee Orsay
Cincinnati Art Museum
National Gallery in Prague
Peabody Art Collection
Philbrook Museum of Art
Montclair Art Museum
Liechtenstein Museum
Kunsthistorisches Museum - Vienna
Koninklijk Museum - Netherlands
Olga's Gallery - Online Museum
- Art Organizations -
International Guild of Realism
ARC - Art Renewal Center International
Manhattan Arts International
Philadelphia Sketch Club
American Academy in Rome
American Society of Portrait Artists
Audubon Artists Inc.
The Society of Tempera Painters
Historic Yellow Springs
National Academy of Design
Onassis Public Benefit Foundation
Portrait Society of America, Inc.
Salmagundi Club
National Arts Club
Trompe L'Oeil Society