On June 30, 2006, Bishop Stepan Sus of the Curia of the Kyiv-Galician Supreme Archdiocese and Chairman of the Pastoral and Migration Department of the UGCC, received the sacrament of the priesthood from Archbishop and Metropolitan Ihor Wozniak of Lviv.
Bishop Stepan Sus was born on October 7, 1981, in Lviv. After studying at the Lviv Theological Seminary of the Holy Spirit, he was ordained a deacon in 2005, and as a priest on June 30, 2006. He served as a chaplain at the Lviv Army Academy and other Educational Institutions in Lviv.
From 2008 to 2012, he was responsible for the pastoral care of military personnel in the Archdiocese of Lviv of the UGCC. Since 2012, he has been appointed Sinkel of the Archdiocese of Lviv for military personnel, students and orphans, as well as rector of the Garrison Church of Saints Peter and Paul in Lviv - this is the church that guides the fallen defenders of Ukraine on their last journey.
On January 12, the Patriarchal Cathedral of the resurrection of Christ of the UGCC in Kyiv hosted the episcopal consecration of the youngest Catholic bishop in the world, Stepan Sus. Vladyka Stepan became the curial Bishop of the Patriarchal Curia of the UGCC with the titular seat of Zigris.