東京交響楽団
Lafontaine began his career in Canada as choir conductor, switching later to instrumental formations for which he sometimes provided arrangements as well. Since the 1990s he has been active principally in Japan where he was principal conductor of the Narita Philharmonic Orchestra, Makuhari Philharmonic Orchestra, Kyoto Philomusica Orchestra, Haydn Sinfonietta, Opera Fiori of Tokyo and associate conductor of the Philharmonia Tokyo Symphony Orchestra. He is currently active in Italy.