| Artist name | Roles | Recordings |
|---|---|---|
| Petra (American Christian hardrock band) | ||
| Blackout (techno, alias of Moisés Ramírez, aka Silver Light) | ||
| Slovakian Quartet (string quartet) | ||
| Martin Rietze | ||
| Ed Sortman |
| Artist name | Roles | Recordings |
|---|---|---|
| Petra (American Christian hardrock band) | ||
| Blackout (techno, alias of Moisés Ramírez, aka Silver Light) | ||
| Slovakian Quartet (string quartet) | ||
| Martin Rietze | ||
| Ed Sortman |