Topologies, a contemporary chamber music group founded by pianist Ian Pace, is at the leading edge of the modern music scene in Great Britain and appears on a number of Metier CDs.

The personnel varies with the music being recorded, and includes:
Guy Cowley (clarinet), Christopher Redgate (oboe), Ian Pace (piano), Nancy Ruffer (flutes), Julian Warburton (percussion), Andrew McNeill (saxophone), Philip Gibbon (bassoon), Darragh Morgan and Chris George (violins), Bridget Carey (viola), Betsy Taylor (cello), Alan Thomas (guitar) and Mikel Toms (conductor).