Matthias Koziorowski is from Essen, where he studied with Prof. KS Wolfgang Millgramm at the Folkwang University of the Arts. Furthermore, he had the opportunity to round off his musical training by attending master classes with Helen Donath, Janet Williams, Olaf Bär, Anja Harteros and Andreas Homoki. He is currently coached by Prof. Susanne Schimmack.

From the 2021/22 season onwards, the tenor will be a resident member of the Graz Opera ensemble and will make his debut there in three key roles in his field.

Since the 2018-19 season, he has been a member of the company of the Halle Opera House. Until now in Halle he has made some important role debuts: Max (Der Freischütz), Lensky (Eugene Onegin), Prince (Rusalka), Vasco da Gama (L'Africaine), Sou-Chong (The Land of Smiles), Fritz (The Grand Duchess of Gerolstein) and Guido Bardi (Eine florentinische Tragödie) directed by Tobias Kratzer, among other roles. Plans for the 2020-21 season include his role debuts as Alfredo (La Traviata), Steva (Jenůfa) and "Candide".

Plans for the 2020-21 season include his role debuts as Alfredo (La Traviata), Steva (Jenůfa) and "Candide". In addition, Matthias Koziorowski will return to the Dresden State Operetta to sing the leading role of Graf Boleslav in the rediscovered operetta "Polnische Hochzeit/The Polish Wedding" by Joseph Beer. In the summer of 2021 he will make his house debut at the St. Gallen Theater in the role of Gringoire in "Notre Dame" by F. Schmitt.

In the 2019-20 season, Mr Koziorowski made his role debut as Grigory/Dimitri in the new production of "Boris Godunov" at the Mainz State Theatre to great acclaim, and appeared as Vasco da Gama in "L'Africaine" at the Theater Lübeck. In 2019-18 he sang the leading role of handsome Mr. Hermann in Hindemith's "News of the Day" at the Coburg Theater, and was the tenor soloist in Dvořáks "Stabat Mater" at the Heidelberg Theater. In addition, he performed Verdi's Requiem in Düsseldorf, Lübeck and Münster, travelled to Sochi to sing gala concerts and gave his debut at Cologne's Philharmonic Hall with an operetta gala for Jacques Offenbach's 200th birthday (WDR broadcast transmission).

From 2015 to 2018 the young tenor was a member of the ensemble of the Mecklenburg State Theatre Schwerin, where he sang Cassio (Otello), the 1st Stranger (The Cousin from Nowhere), Bob Boles (Peter Grimes), the handsome Mr. Hermann (Hindemith's "News of the Day"), Tony (West Side Story), as well as Freddy (My Fair Lady) and the four Servant roles in "Tales of Hoffmann", among other roles. In his first season there he was awarded the "Conrad Ekhof Prize of the Association of Friends of Mecklenburg State Theatre Schwerin", a prestigious award for young talent. During his time in Schwerin, he was also a guest for three seasons as the Witch (Hansel and Gretel) at the Dresden State Operetta and in the roles of Brighella (Ariadne auf Naxos), Cassio (Otello), 1st Chorus Member (Der ferne Klang) and Uldino (Attila) at the Lübeck Theater.

While still a student, he was hired in 2012 for two years as a member of the young ensemble at the Musiktheater im Revier Gelsenkirchen. In student productions he was also cast as Remendado (Carmen), the Dancing Master (Ariadne auf Naxos) and Danilo (The Merry Widow). In the summer of 2013, Mr Koziorowski was also the first-prize winner at the Kammeroper Schloss Rheinsberg; at the opera festival there he sang the four Servant roles in "Tales of Hoffmann. As a result, he performed several times and regularly at Theater Kiel until autumn 2015, including as Fatty (Rise and Fall of the City of Mahagonny), Merkur (Orpheus in the Underworld) and Hans Scholl (The White Rose). Other guest engagements during this time took him to theaters in Bremen, Dortmund and Hagen.

Throughout his studies, he also cultivated a particularly close relationship to the Aalto-Musiktheater Essen. There Mr Koziorowski took the stage as a soloist in numerous children's operas, singing for instance Tamino in a "Children's Magic Flute", the Prince in "Sleeping Beauty" and the Witch in an adapted version of Humperdinck's "Hansel and Gretel". In addition, he played Ladas in "The Greek Passion" there and also worked in administration, as a theatre pedagogue and as head of the extras.

Mr Koziorowski also works as a concert singer. He has already sung the tenor solo in Beethoven's 9th Symphony multiple times, most recently with the Bochumer Symphoniker at the invitation of Steven Sloane. In addition, he has previously sung the Swan in Carmina Burana, Mozart's Requiem, Haydn's Creation, Verdi's Requiem, Mendelssohn's Hymn of Praise and Mahler's Lied von der Erde. His concert activities have led him until now to the Konzerthaus Dortmund, Saalbau Essen, Cologne Philharmonic Hall, Berlin Cathedral, Tonhalle Düsseldorf and the Elbe Philharmonic Hall. In the future, among other things, Das Lied von der Erde is planned with the Staatsphilharmonie Rheinland-Pfalz.