On March 27, 1884 he was appointed apostolic administrator of Banja Luka and Titular Bishop of Danaba. He received his episcopal consecration from Serafino Vannutelli, in Vienna on May 4, 1884. One month later he came to Banja Luka and in July 1884 he ordered the construction of the cathedral and the bishop's palace. The bishop did a great job for the Catholic Church in the Diocese of Banja Luka in the next ten years. From 1893 to 1903 nine churches and five chapels was built and number of Catholics increased from 36, 000 to 73, 200. During his ministry he founded 13 new parishes: Bosanska Kostajnica, Bosanski Novi, Mahovljani, Prijedor, Prnjavor, Ključ, Zelinovac (Krnjeuša), Novi Martinac, Miljevac, Rakovac, Devetina, Stara Dubrava and Bosanski Petrovac.[2]