Billy’s work is represented by top galleries throughout the country.

His work is in over 40 museum collections. Museum collections include the Albuquerque Fine Arts Museum, The Autry Museum of Western Heritage, Anaheim, CA, The Denver Art Museum, Denver CO, Mesa Southwest Museum, Mesa AZ,  Museum of the Southwest, Midland TX, New Mexico Museum of Art and the The Tucson Museum of Art, Tucson AZ.

Private collections include the estate of Malcolm Forbes, Steve Forbes, Chris Everett, Elaine Horwitch, Ivan Karp, Stacey Keach, Louis Meisel, Martina Navritalova, Lawrence Rockefeller, the estate of Fritz Scholder and Sylvester Stallone.

Works by the artist are held in the corporate collections of American Airlines, I.B.M., Wells Fargo Bank, Hilton Hotels, Sturn Ruger and The National Bank of Switzerland.