Rainer Sellmaier studied art history and theater studies at the LMU Munich as well as stage and costume design at the Mozarteum Salzburg. Since 2004 he has been collaborating with Tobias Kratzer, with whom he won the Ring Award Graz in 2008.
In their joint works in Brussels, Frankfurt, Karlsruhe and Berlin (Komische Oper and Deutsche Oper Berlin), Sweden, Estonia and France, he was involved as stage and costume designer. Other important works were created at Theater Bremen (Der Rosenkavalier), Lucerne (Anna Bolena) and at the Royal Opera House in London (Beethoven's Fidelio).
For Les contes d'Hoffmann in Amsterdam and L'Africaine at the Frankfurt Opera, as well as Gluck's Telemaco at the Schwetzingen Festival, he was nominated several times as "Stage Designer of the Year" in the yearbook of the magazine OPERNWELT, and for Götterdämmerung at Staatstheater Karlsruhe as "Costume Designer of the Year".
Engagements in Bayreuth