He began his conducting career began after several years as a freelance composer and pianist in southern Germany. Gähres worked as a conductor at several opera houses in Germany, including 10 years as first Kapellmeister at the Staatsoper Hannover.[3] Then he was engaged as the first conductor at the Staatstheater Braunschweig for three years. His work in Germany included conducting the German premiere of Leonard Bernstein's Candide, in the Scottish Opera version, at the Deutsche Oper Berlin, at the invitation of Götz Friedrich. He also worked regularly with the Lower Saxony Youth Symphony Orchestra and the Youth Symphony Orchestra of the Saarland on concert tours, in Israel, Spain, the United States, France, Great Britain and Canada.[4][5]
James Allen Gähres conducting a philharmonic concert (2011)
From 1994 to 2011, Gähres was Generalmusikdirektor (General Music Director, GMD) at the Theater Ulm, which also encompassed the post of chief conductor of the Ulm Philharmonic Orchestra.[8] During his Ulm tenure, Gähres founded the tradition of the New Year's concerts and of the Herbert von Karajan Memorial concerts. He recorded more than 15 CDs as chief conductor in Ulm.
Rodion ShchedrinGreat moments Vol. 1, First Live Recordings of Carmen Suite, Self-Portrait and Two Tangos by Albéniz for orchestra – Ulm Philharmonic/James Allen Gähres, 2001 SCM
Angela Denoke: Singer of the Year 1999 – a reminiscence of the years in Ulm, Alban Berg, Leoš Janáček, Wolfgang Amadeus Mozart, Richard Strauss, Pyotr Ilyich Tchaikovsky – Angela Denoke (soprano), Ulm Philharmonic/James Allen Gähres, 2000 SCM
Neujahrskonzerte/New Year's Concerts, The Blue Danube, works by Johann Strauss II – Ulm Philharmonic/James Allen Gähres, 2000 SCM
New Year's Concert (live) – Ulm Philharmonic/James Allen Gähres, 2001 SCM
New Year's Concert (live) – Ulm Philharmonic/James Allen Gähres, 2004 SCM
Symphony concerts, works by Hector Berlioz, Johannes Brahms, Charles Ives, Jean Sibelius, Richard Strauss, Pyotr Ilyich Tchaikovsky – Angela Denoke (soprano), Tamás Füzesi (violin), Ulm Philharmonic/James Allen Gähres, 2000 SCM
^Harrisburg Telegraph from Harrisburg, Pennsylvania, page 6 (August 9, 1943) Announcements Retrieved August 6, 2018.
^Schniederjürgen, Axel. Kürschners Musiker-Handbuch (Kürschner's German Music Handbook), 2006, page 130, Publisher: De Gruyter Gähres, James Allen Retrieved 24 May 2016.
^Hammer, Sabine. Oper in Hannover, 1990, Publisher: Schlütersche Verlagsgesellschaft, ISBN3-87706-298-9[1] Retrieved 5 June 2016.