Zero 7 has some amazing sounds... give them a listen! Via Wikipedia:
Zero 7 is a British musical duo consisting of Henry Binns and Sam Hardaker. The group members began their musical careers as studio engineers and in 1997 formed the group Zero 7. Their debut album, Simple Things, was released in 2001 and received critical acclaim. Subsequent albums include: When It Falls, The Garden and Yeah Ghost.
Polaris
When it Falls
In The Waiting Line