| ID | Interpret | Skladba | Album | |
| 1. | ERH | ABS O5 120 Harp | Portal: Prelude Soundtrack |  |
| 2. | ERH | C2R B2 1B Strings | Portal: Prelude Soundtrack | |
| 3. | ERH | Strings SBRX2 45 | Portal: Prelude Soundtrack | |
| 4. | ERH | ABS O5 120 Harp | Portal: Prelude Soundtrack | |
| 5. | ERH | Discovering GlaDOS | Portal: Prelude Soundtrack | |
| 6. | ERH | Atmosphere 1 | Portal: Prelude Soundtrack | |
| 7. | ERH | Atmosphere 4 | Portal: Prelude Soundtrack | |
| 8. | ERH | Nine Lies the Heart 5 | Portal: Prelude Soundtrack | |
| 9. | ERH | Atmosphere String 1 | Portal: Prelude Soundtrack | |
| 10. | ERH | Strings SBRX2 55 | Portal: Prelude Soundtrack | |
| 11. | ERH | Abs O5 080 Guitar | Portal: Prelude Soundtrack | |
| 12. | ERH | Atmosphere 2 | Portal: Prelude Soundtrack | |
| 13. | ERH | Atmosphere String 2 | Portal: Prelude Soundtrack | |
| 14. | ERH | C2R B2 1B Strings | Portal: Prelude Soundtrack | |
| 15. | ERH | Atmosphere 4 | Portal: Prelude Soundtrack | |
| 16. | ERH | Atmosphere 1 | Portal: Prelude Soundtrack | |
| 17. | ERH | Atmosphere 2 | Portal: Prelude Soundtrack | |
| 18. | ERH | Swell Pad | Portal: Prelude Soundtrack | |
| 19. | ERH | Discovering GlaDOS | Portal: Prelude Soundtrack | |
