Career
Mantas is a core member of MOTIEKA’s Tax Litigation and Dispute Resolution practices, representing businesses in high-stakes tax and customs disputes, as well as cross-border arbitration and EU litigation. His key areas of expertise include tax planning, customs law, international trade disputes, and investment arbitration.
With deep knowledge of both law and commercial strategy, Mantas is known for crafting innovative, business-oriented legal solutions in complex and regulated environments. He advises clients across diverse sectors, helping them navigate domestic tax disputes and manage exposure in international enforcement proceedings.
Mantas also brings significant experience in international commercial arbitration, having represented clients under various institutional rules. He serves as an arbitrator at the Riga Permanent Court of Arbitration in Latvia, further enhancing his reputation as a neutral and informed decision-maker in complex disputes.
Whether advising on multi-jurisdictional tax structuring, litigating against revenue authorities, or handling sensitive cross-border matters, Mantas delivers results grounded in precision, pragmatism, and a forward-thinking legal strategy.
Work Highlights
• Winning a case at the Supreme Administrative Court, when the client came to me after losing the dispute at all previous instances.
• Reducing the assessed taxes by 95% through several rounds of negotiations with tax authorities without the need for the client to go to the court.
• Creating positive case-law not only for the client, but for the whole branch of industry at the Court of Justice of the European Union.