Markus Petsche's main fields of academic interest include international arbitration and litigation, alternative dispute resolution, conflict of laws, international business transactions, and comparative private law. He has authored one book and numerous law review and journal articles in these areas. Prior to embarking on an academic career, Markus Petsche was a deputy counsel at the Secretariat of the International Court of Arbitration of the International Chamber of Commerce and and an associate with Gide Loyrette Nouel (Paris) where he practised international commercial and investment arbitration. Since 2016 Markus Petsche has been affiliated with the Vienna boutique law firm Petsche Pollak as an Of Counsel. He regularly acts as arbitrator and mediator in international business disputes.