| Artist | Active | Genre & Styles |
|---|---|---|
| Russ Barenberg | 1970s - 1990s | Country, Folk, Pop/Rock, Bluegrass, Contemporary Bluegrass, Progressive Bluegrass, String Bands, Traditional Bluegrass |
| Robert "Kool" Bell | 1960s - 2020s | R&B, Funk, Soul, Contemporary R&B, Disco, Soul Jazz |