·                  Stelios Kontakiotis was born in Athens, Greece and grew up in the island of Amorgos (Cyclades-Greece). In 1990 he began his studies in Byzantine Music at the Conservatory of Athens with the late teachers Lazarus Kouzinopoulos and Spyros Peristeris as a scholarship recipient of the Archdiocese of Greece. In 1994 he took his first degree in Chanting from the Conservatory of Athens and in 2000 his Diploma in Byzantine Music from the National Conservatory of Greece.

·                  He has served as a professional chanter starting 1992 in the Churches of Saint George (Palaio Iraklio), Nativity of Christ (Paiania) and Holy Trinity (Ambelokipoi) all in the Athens greater area. He also founded and conducted a Byzantine Music Choir consisting of young adults that performed in many concerts and chanted at religious services throughout the Greater Athens area.

·                  During those years (1990-2000) he took voice classes and later on he joined the National Radio Choir (ERT) as a tenor (1994). As a member of that choir he took part in numerous Operas, Oratorios and Concerts throughout Greece and Europe (France, Italy, Cyprus etc.).

·                  He also participated in other choirs and vocal ensembles such as: the choir of "The Athens Megaron" concert hall in Athens, "Emmeleia" choir of Athens, the vocal ensemble "Polyfonia", the choir of the municipality of Athens, the choir of the municipality of Leivadeia, etc.

·                  He also recorded songs in cartoon movies translated into the Greek language from the English original such as: the Prince of Egypt (DreamWorks), Pinocchio, the Little Mermaid, Cinderella, Pocahontas (Disney), etc.

·                  In April 2000 he assumed the position of Protopsaltis (master-chanter) and Choir Director at Saint Sophia Greek Orthodox Cathedral in Washington, D.C. until 2008 were he auditioned for the same position at the Holy Temple of the Annunciation of the Virgin Mary in the sacred island of Tinos, Greece, one of the most prominent places throughout Greece, holding that position for 15 years. In 2023 he assumed the position of Protopsaltis (master-chanter) at Saints Constantine and Helen Greek Orthodox Church of Washington, D.C.

·                  Since 2006 he has been invited to perform in concerts with the Portland, OR based ensemble Cappella Romana in the United States (States of Oregon, Washington, California, Massachusetts, New York etc.) and Europe (United Kingdom, Germany, Netherlands, Greece) and participate in recordings with the same ensemble (Mt. Sinai: Frontier of Byzantium - 2011, Voices of Byzantium - 2012, Good Friday in Jerusalem - 2015, Lost Voices of Hagia Sophia - 2019, Hymns of Kassiani - 2021, A Byzantine Emperor at King Henry’s Court: Christmas 1400, London - 2023).

·                  On May 6, 2023 he was invited by the Royal Philharmonic Orchestra to participate and perform at King Charles III Coronation with the Byzantine Chant Ensemble directed by Maestro and Archon Dr. Alexander Lingas.