The Sinfonietta works with conductors such as Stefan Asbury, Fabrice Bollon, Dennis R. Davies, Mark Fitz-Gerald, Jürg Henneberger, Peter Hirsch, Michael Hofstetter, Johannes Kalitzke, Karen Kamensek, Jun Märkl, Emilio Pomàrico, Kasper de Roo, Jonathan Stockhammer and Lothar Zagrosek.
In addition, he participated in several contemporary opera productions, including The Walls (Die Wände ) by Adriana Hölszky, conducted by Alfons Kontarsky (Frankfurt); and the first performance of Arnold Schoenberg's The Lucky Hand (Die glückliche Hand, in an arrangement for chamber orchestra) by the United Ensemble Berlin, conducted by Peter Hirsch.
Peter Pan | Peter Gabriel | Peter Jackson | Peter | Saint Peter | Peter Paul Rubens | Peter Sellers | Peter the Great | Blue Peter | Peter Frampton | Peter Greenaway | Peter Brook | Peter Lorre | Peter Ustinov | St. Peter's Basilica | Peter Kropotkin | St. Peter | Peter Fonda | Peter Kay | Peter David | Peter Mandelson | Peter O'Toole | Peter Allen | Lord Peter Wimsey | Peter Sellars | Peter Schreier | Peter, Paul and Mary | Peter Davison | Peter Singer | Peter Maxwell Davies |
In 1965, with Hirsch, Whelan, Pashley and Nicholson, he published the seminal text Electron Microscopy of Thin Crystals.
WOUR alumni include John Cooper, Bob Lassiter, Tony Yoken, Steve Huntington, Bob London, Peter Hirsch, Dale Edwards, Tom Starr, Robin Sherwin, J.P. Hastings and many more.