He made his debut at the Royal Opera House as Don Alfonso in Mozart's Così fan tutte, and at the Bayreuth Festival as Beckmesser in Wagner's Die Meistersinger von Nürnberg in 2017.

Born in Augsburg, Kränzle learned to play the violin and composed two operas while a student of the local humanistisches Gymnasium St. Stephan.

[2] He returned to the stage with a successful debut at the Royal Opera House in London as Don Alfonso in Mozart's Così fan tutte in September 2016.

He performed there also the roles of Wolfram in Wagner's Tannhäuser, Gunther in his Götterdämmerung, Count Tomsky in Tchaikovsky's Pique Dame, the dark fiddler in Romeo und Julia auf dem Dorfe by Frederick Delius, and Prus in Janáček's Die Sache Makropulos staged by Richard Jones, among many others.

[3] He worked with director Christof Loy, performing Don Alfonso in Cosi fan tutte, which was chosen as Staging of the Year 2008, and won the Der Faust award in 2010.

He made his debut at both La Scala and the Berlin State Opera as Alberich in Wagner's Der Ring des Nibelungen, conducted by Daniel Barenboim.