Halcyon (Tom Middleton Re-Model)

Whose song is Halcyon (Tom Middleton Re-Model)?

Artist Album
Orbital
12'' Mixes
12'' Mixes (Promo)
20
20 (cd 1)
Orbital 20
Orbital 20 (CD One)
Orbital 20 12" Mixes
Orbital 20 cd1
Orbital 20 Disc 1
Various Artists
Ministry of Sound: Chilled House Session 3