Karolina Gumos is been engaged as a house soloist at the Komische Oper Berlin. Most recent parts here include Octavian in Strauss´s «Der Rosenkavalier» and the title role Prince Charmant in „Cendrillon“ von Massenet, Idamante in „Idomeneo“, Polina in «Pique Dame», Prinz Orlofsky in «The Fledermaus», Rosina in «The Barber of Seville» and Dorabella in Mozarts «Cosi fan tutte». The mezzosoprano was born in Gdynia (Poland). She studied the violin before turning to singing. After successfully completing her Recital Diploma at the Poznan Music College with Professor Wojciech Maciejowski she decided to continue advanced studies as a mezzo-soprano with Professor Anneliese Fried at the Hanns Eisler music college in Berlin.

Whilst still a student she performed frequently in oratoros by Bach, Händel, Mozart and Pergolesi. Karolina Gumos attended masterclasses and took part in numerous radio and television broadcasts with ARTE and the ZDF in Germany and Polish Radio 1. She has been invited to festivals such as «Ruhrtriennale» in Duisburg and Bochum, „Händel-Festspielen“ in Karlsruhe, «Vratislavia Cantans» in Wroclaw, Schloss Rheinsberg Chamber Opera Festival and the Lutoslawski Festival.

She has been a prizewinner in the international Ada Sari Singing Competition. Karolina Gumos was engaged as a house soloist at the Dortmund Opera by the director of opera, Christine Mielitz. Here she was singing such roles as Zerlina (Don Giovanni), Annina (Rosenkavalier), Fenena (Nabucco), Cherubino (Figaro), Olga (Eugen Onegin), Suzuki (Madame Butterfly) and Dorabella (Cosi fan Tutte). She was also engaged as a house soloist at the State Theater Braunschweig. Here she sang roles such as Nicklausse / La Muse (Contes d´ Hoffmann), Ottavia (L´incorinazione di Poppea), Sextus (La Clemenza di Tito) and the title role in the first performance in Germany of Philippe Boesmans´«Julie». She has performed with famous conductors (such as Reinhard Schwarz, Peter Schneider, Peter Gülke, Wladimir Jurowski, Friedermann Layer, Sebastian Weigle, Stefan Soltesz, Michael Boder, Michael Hofstetter, Ion Marin, Pedro Halffter, Alexander Vedernikov, Marcus Bosch, Jörg Peter Weigle, Eugeniusz Kus and Arthur Fagen) and she has also worked with opera producers as Willy Decker, Stefan Herheim, Heiner Goebbels, Hans Neuenfels, Barrie Kosky, Damiano Micheletto, Marco Arturo Marelli, Christine Mielitz, Udo Samel, Beverly Blankenship, Lucas Kindermann, Uwe Schwarz und Sebastian Baumgarten. She has guest contracts with the Teatro de la Maestranza in Sevilla, the Gran Teatre del Liceu in Barcelona, the Semperoper Dresden, the Hamburg State Opera, the Deutsche Oper Berlin, the Opernhaus Frankfurt am Main, the BESETO Opera Seoul, and has given concerts in Spain, Poland, Germany, Italy, Switzerland, Latvia, Belgium, Norway and Korea.