In the fifty years that I was actively involved in the violin business I produced 178 instruments including 62 violins, 60 violas and 56 cellos.
The following is a list of some of the notable positions that were held or won by my instruments over the years.
| Ann Arbor Symphony | Principal Viola |
| Amsterdam Concertgebouw | Viola |
| Baltimore Symphony | Cello |
| Barcelona Opera | Viola |
| Boston Symphony | Principal Viola |
| Chicago Symphony | Cello |
| Cincinnati Symphony | Viola |
| Cleveland Symphony | Viola |
| Columbus Symphony | Cello |
| Colorado Springs Symphony | 2 Cellos |
| Colorado Symphony | Associate Principal Viola, Cello |
| Dallas Symphony | Associate Concertmaster Violin, 2 Principal Violas, Sec. Viola, Cello |
| Dallas Opera | 2 Violins, 2 Violas, 2 Cellos |
| Detroit Symphony | Principal Cello |
| Emerson Quartet | Cello |
| Hartford Symphony | Principal Viola, Principal Cello |
| Hong Kong Symphony | Viola, Cello |
| Houston Symphony | Cello |
| Kansas City Symphony | Cello |
| Lisbon Port. Symphony | Violin |
| Milwaukee Symphony | 2 Violas |
| Minneapolis Symphony | Viola |
| Mirecourt Trio | Cello |
| Mure Quartet | Cello |
| National Symphony | Viola, Cello |
| New Mexico Philharmonic | Violin, Cello |
| New World Symphony | 2 Cellos |
| New York Met. Opera | Viola |
| New York Philharmonic | Associate Principal Viola, Sec. Viola, Violin |
| Puerto Rico Symphony | Viola |
| Philadelphia Symphony | Associate Principal Cello, Sec. Cello |
| Phoenix Symphony | 3 Cellos |
| Pittsburgh Symphony | Cello |
| Salt Lake Symphony | Cello |
| San Antonio Symphony | 2 Violins |
| San Francisco Symphony | 2 Violas |
| Savanna Symphony | Principal Cello |
| Stella Trio | Cello |