Sanja Anastasia studied music at the University of Music and performing Arts in Graz and Vienna. In the year 2000/01 she received the scholarship of the Federal Ministry of Culture and Science in Austria, in 2005 she received her master degree. She won numerous international singing competitions. Her first professional engagements lead her on the stages of South Africa as Carmen, of Slovakia as Maddalena (Rigoletto), of Skopje as Isabella (L’Italiana in Algeri), and Maribor as Santuzza (Cavalleria Rusticana). In the season 2008/09 Sanja Anastasia made her debut at the Theater Aachen in Germany as Amneris (Aida) and Herodias (Salome), in Carmen at the National Theater Košice (Slovakia) and the National Opera Sarajevo (Bosnia-Herzegovina). Since then, she has been a permanent guest artist there. In the season 2011/12 Anastasia became a member of State Theatre Mainz and she was also a guest singer at the State Theater Saarbrücken (Larina), she sang at Theater Ba-sel (Ulrica) and Sarajevo National Opera (Carmen). In 2013 she debuted as Princess of Eboli in Verdi's "Don Carlo" at the Theater Lübeck, Germany. From summer 2013 Sanja Anastasia is in several productions at the Arena di Verona in Italy. She successfuly cele-brated the 100-aniversary of Arena Festival as Fenena in "Nabucco" next to Placido Domin-go in the title roll under the button of maestro Julian Kovatchev and as Amneris in "Aida" un-der the button of Maestro Daniel Oren. In Arena di Verona season 2014 she was Amneris, Carmen and Ulrica in Ballo in Maschera, in season 2015 Amneris and Fenena, in season 2016 she is Carmen and Amneris. In fall 2014 she was La Principessa di Bouillon in Adriana Lecouvreur at Teatri of Circuito Lombardo (Como, Pavia, Cremona). Anastasia appeared successfully as Carmen at the Aspendos Festival in the Turkey (with Istanbul Opera and maestro Antonio Pirolli) and Openair Festival in Steyr, Austria. She sung Amneris at the Openair Festival Gars am Kamp and in Salzburg (Grosses Festpielhaus with Prag State Opera) in Austria and at the La Perla Festival in the Switzerland. She was also a guest at the Saint Donat Festival in Zadar (Carmen) in Croatia and on the Ohrid Summer Festival (Rigoletto/Maddalena) in Macedonia. Currently Sanja Anastasia successfully performs on stages in Austria, Germany, Spain, Italy, Switzerland and Japan, Korea, Turkey. In April 2015 Anastasia is Amneris for Sugi Opera Seoul Arts Center where in April 2016 she performed Ulrica in Un Ballo in Maschera. From Fall 2015/ march 2016 she is Amneris in Aida in the coproduction of Aida at Teatro Sociale of Rovigo, Teatro Verdi of Pisa, Teatro Goldoni of Livorno - directed by Franco Zeffirelli/ Stefano Trespidi conducted by Marco Boemi and Ulrica in Un Ballo in Maschera at Konzert Theater Bern. In Fall 2016 she is Amneris at Teatro Coccia of Novara conducted by Matteo Beltrami directed by P. Gavazzeni e P. Maranghi ( recorded in DVD for Sky Classica), she will perform the same role at Teatru Astra of Gozo - Malta in October 2016. In December 2016 she is Carmen for Sugi Opera at Seoul Art Center. In 2017 she is Amneris in Aida at Tbilisi National Opera, Ulrica in Un Ballo in Maschera at Innsbruck Landestheater, La Principessa di Bouillon in Adriana Lecouvreur at Karlsruhe Opera, Carmen at Pravets Festival in Bulgaria and at Dionysia Opera Festival of Corfù, Azucena in Trovatore for OperaEstate Festival at Bassano Del Grappa conducted by Alberto Veronesi, Eboli in Don Carlo at Sofia National Opera and in Stara Zagora Opera and Carmen in Rousse State Opera. In season 2018 she is Carmen in Rousse, Stara Zagora and Varna State Operas, Amneris at Gyza Pyramids in Egypt conducted by David Crescenzi. In Autumn 2018 she is Amneris in Aida for Tokyo Nikikai Opera Foundation conducted by Andrea Battistoni. In 2019 she is Eboli in Don Carlo at Tbilisi National Opera, Amneris at Belgrade National Theatre where she will also sing Az-ucena in Trovatore, Carmen for Taormina Opera Stars. In season 2020: She will be Ulrica - Un Ballo in Maschera at Teatro Petruzzelli of Bari.