Alexander Milionis is an attorney at Niedermüller Attorneys at Law in Vaduz, Liechtenstein. He specialises in complex international litigation and arbitration, focusing on high-value corporate and commercial disputes, foundations and trusts, and asset recovery proceedings. He regularly advises clients in multijurisdictional matters and emergency proceedings, including interim relief.

He is admitted to the Liechtenstein Bar and a member of the Liechtenstein Association of Criminal Lawyers (VLS), and the White-Collar Crime Association (WCCA). Further, he holds a PhD in constitutional law from the University of Innsbruck and is currently completing advanced studies (CAS) in International Arbitration at the Swiss Arbitration Academy (Universities of Lucerne and Neuchâtel).