| "Spiel Associates understands the art world better than any investigative firm known to me." |
| - An executive of a large New York general investigations firm | |
| "Spiel's knowledge of where to start and where to go in an art-specialized investigation was impressive." |
| - A representative of a private art collector | |
| "The Spiel firm's common sense and good judgment impressed me." |
| - An institutional client | |
| "The level of detail, format, and helpfulness of the Spiel report is just what I need." |
| - A Washington, D.C. attorney | |
| "If you want an efficient response to a problem in the world of valuable art and antiques, contact Spiel Associates." |
| - A large national corporate collector | |
| "Spiel Associates was completely honest and realistic with us throughout their engagement." |
| - A representative of several Chicago collectors |