| Artist name | Roles | Recordings |
|---|---|---|
| Genka | vocal | Noored ruukid, Noored ruukid (Deep Possah remix) |
| Deep Possah | remixer | Noored ruukid (Deep Possah remix) |
| Stupid F | vocal | Noored ruukid |
| Artist name | Roles | Recordings |
|---|---|---|
| Ed Holstein | vocal | Twelve Gates to the City |
| Ministry of Ska | vocal, guitar | Just a Closer Walk With Thee |