| Artist name | Roles | Recordings |
|---|---|---|
| House At Intro | ||
| Eco-Mcz | vocal | All You, Please Me, Simplicity, Soundstreamz |
| Rory McLeish | guitar | 12th Warrior, Moongazer |
| Evolution (UK prog rock band) |
| Artist name | Roles | Recordings |
|---|---|---|
| Eco-Mcz | vocal | All You, Please Me, Simplicity, Soundstreamz |
| Rory McLeish | guitar | 12th Warrior, Moongazer |
| Artist name | Roles | Recordings |
|---|---|---|
| House At Intro | producer | Call to Ancestors, The Extract, The Next Step, Trailblazer |
| Evolution | programming, vocal, keyboard | Never Let Go |