| Artist name | Roles | Recordings |
|---|---|---|
| Alex Smoke | ||
| Alter Ego (German electronic group, released song "Rocker") | ||
| Troy Pierce |
| Artist name | Roles | Recordings |
|---|---|---|
| Alex Smoke | remixer | Meany (Matt John remix) |
| Alter Ego | remixer | Daktari (Matt John's "Daktatrick 17" remix) |
| Troy Pierce | remixer | 25 Bitches (Matt John's 25 Pitches remix) |