| Artist name | Roles | Recordings |
|---|---|---|
| Kaydy Cain | vocal | Clásicos de barrio |
| Mack DeRojas | mastering, mix, recording, vocal | Clásicos de barrio |
| Artist name | Roles | Recordings |
|---|---|---|
| Camouflage | vocal | In the Cloud, Laughing, Still |
| Relativ | vocal | Sunday Morning 2.8, Sunday Morning 2.8 (acoustic version) |
| DJ Sammy | vocal | Why |