Khalatbari moved to Austria in 1996 and entered Kunstuniversität Graz to study choral/orchestral conducting and graduate with honors in 2006.
[3][4] In the official website of Hooman Khalatbari, it has been mentioned that he was the principal conductor of "Prague Metropolitan Philharmonic Orchestra" in Prague-Czech for 2 years (2014–16).
[7][8][9][10] He has conducted the following operas: Since 1999, Hooman Khalatbari has performed as a Conductor, Soloist, Chamber musician, Accompanist and coordinator in several Europa’s Cities, the USA, Canada, and Asia.
His most recent performances were given as guest Conductor in Austria/ Vienna & Graz & Salzburg & Linz & Kirchstetten - Hungarian/ Budapest & Szombathely - Czech Republic/ Prague, Brno & Olomouc - Slovenian/ Maribor – France/ Paris – UK/ London - Canada/ Vancouver & Calgary and USA/ Houston, San jose, Chicago and at last in Zurich and Göteborg.
Conducting the Simorq musical project, the world premiere of Hamid Motebassem with Homayoun Shajarian's vocal, is one of the brightest points in this range.