| Artist name | Roles | Recordings |
|---|---|---|
| Diana Ross | ||
| Matthias Steiner (German Schlager, ex-weightlifter & Olympic gold medalist) |
| Artist name | Roles | Recordings |
|---|---|---|
| Diana Ross | ||
| Matthias Steiner (German Schlager, ex-weightlifter & Olympic gold medalist) |
| Artist name | Roles | Recordings |
|---|---|---|
| Diana Ross | engineer | Chain Reaction (Dewey B & Spike remix) |
| Matthias Steiner | mix, producer | Yankee Rose |