Timothy studied at the Royal College of Music with Michael Collins

He now enjoys a wide-ranging career as a clarinettist and has played with all the major symphony orchestras in London, as well as with chamber groups including London Sinfonietta and the Nash Ensemble.

From 1999 to 2003 he was principal clarinet of the London Symphony Orchestra and was also chairman of the orchestra during his last year there. In September 2004 he was appointed section leader clarinet of the City of Birmingham Symphony Orchestra, a position he held until January 2006, when he left to focus on his freelance career.

He plays on original instruments with the English Baroque Soloists, the Orchestre Revolutionnaire et Romantique and the Orchestra of the Age of Enlightenment and is also frequently engaged to record film music and pop music tracks.