Mark Templeton – Principal Trombone, London Philharmonic Orchestra Published on 2nd February 20262nd February 2026 / Dr Hannah Baxter Posted in Notes from the Podium Members Only Continue reading December 5th 2025 Mark Templeton joined the London Philharmonic Orchestra as Principal Trombone in 2006 at the age of... This content is for Standard and Standard Monthly members only.Log In Register