After a period involved in the Upper Silesian National Theatre in Warsaw (Teatr Narodowy w Warszawie), where he starred in such plays as Dziady (Forefathers' Eve), Wacława dzieje (The History of Wenceslas) and Wesele (The Wedding).

He directed a version of Krakowiacy i górale at the Wrocław Opera House, (which then became known as the Teatr Wielki w Poznaniu or 'Grand Theatre in Poznan'), Nędza uszczęśliwiona (The Happy Misery) (also at the Grand Theatre in Poznan), "Żołnierz królowej Madagaskaru (Soldier's Queen of Madagascar) (at the Szczecin Opera) and Królewna Śnieżka i siedmiu krasnoludków (Snow White and the Seven Dwarfs).

On 7 April 2005, the eve of the Funeral of John Paul II, Kolberger read the Pope's testament on TVN Television.

He was also the narrator and soloist alongside Krystyna Tkacz, Beata Rybotycka and Krzysztof Gosztyła in Msza Polskiej (Polish Mass).

He was known from the roles in Romeo and Juliet, Epitafium dla Barbary Radziwiłłówny (Epitaph for Barbara Radziwiłłówna), Kornblumenblau and Najdłuższa wojna nowoczesnej Europy (The Longest War of Modern Europe).