About Tanja Šumar

Tanja Šumar is a distinguished dispute resolution expert specialising in arbitration. With over a decade of experience, Tanja has significant expertise in investor-state arbitration, having represented both states and investors under ICSID and UNCITRAL rules. Her work in this niche, including contributing to a model bilateral investment treaty, has influenced state policy. She also handles high-stakes commercial arbitrations under the ICC and LCIA rules and has extensive litigation experience in contract, enforcement, and administrative disputes. She is fluent in English.