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Marius Devyžis is heading dispute resolution practice of PRIMUS Vilnius office and a well-known litigator representing local and international clients in disputes and international arbitrations. He is also recognized as an expert in sports law acting as an experienced counsel in the arbitration courts of Lithuania as well as in international sports arbitrations in Geneva. Since 2019, certified Bankruptcy administrator.

• Represented one of the biggest audit companies in a dispute regarding invalidity of an offsetting transaction
• Represented founder and shareholders of famous Lithuanian start-up PriceOn in a number of complex disputes against one of the biggest investment companies of Lithuania
• Represented IT solutions company in a complex public procurement dispute
• Represented an energy company in a case between purchaser and buyer of shares of Latvian heating energy supplier
• Represented client in a complicated dispute regarding contracting authority’s decisions in public procurement of medical equipment
• Assisting one of the biggest Lithuanian commercial banks in takeover of Assets from bankrupt commercial bank, including legal advice in relation to maintenance, transfer and other development of overtaken assets
• Acted for IT solutions company Blue Bridge Baltic during its acquisition of a stake in Acorn Intelligence
• Representing two aviation companies in a complex aviation dispute against the biggest air carrier in the Republic of Tajikistan
• Acts for clients such as Teledema and ITERO IT on a range of telecoms and IT issues
• Represented FlyLAL – Lithuanian Airlines in a civil dispute with a state enterprise
• Advising a public owned waste management company Marijampolės apskrities atliekų tvarkymo centras on various public procurement issues related with a high value public procurement tenders with EU dimension
• Providing legal services in a dispute examined in an arbitration court to a group of companies developing decision making in mobile payments and e-commerce
• Representing Lithuanian football club FC Trakai on transfer procedures of a football player
• Representing interests of Lithuanian national team football player against his former club from Romanian top league in the FIFA Dispute Resolution Chamber (DRC)
• Advising Lithuanian national team goalkeeper on his transfer to the Dutch top division Eredivisie football club ADO Den Haag from Turkish club Sivaspor
• Representing the Lithuanian Football Federation (LFF) in the arbitration case before the Court of Arbitration for Sport (CAS) (Switzerland)
• Representing interests of Lithuanian national football team player against his former club in the Court of Arbitration for Sport (CAS) (Switzerland)

• Since 2011 Partner, Attorney at Law, PRIMUS (previous firm name till September 2018 – PRIMUS)
• 2005 - 2010 Partner, Attorney at Law, Law Firm Devyžis & Partners WILL
• 2001 - 2005 Assistant Lecturer, Mykolas Romeris University, Civil and Commercial Law Division
• 2001 - 2005 Attorney at Law, Professional Partnership of Advocates Jurevičius, Balčiūnas ir Bartkus (currently, Professional Partnership of Advocates Baltic Legal Solutions Lietuva)
• 1998 - 2000 Legal assistant, Law Firm Lideika, Petrauskas, Valiūnas ir partneriai (currently – Law Firm Valiūnas Ellex)

• Bankruptcy administrator, The Authority of Audit, Accounting, Property Valuation and Insolvency Management under the Ministry of Finance of the Republic of Lithuania (2019)
• Anglia Ruskin University School of Law (United Kingdom), Faculty of Law, LL.M. (2004)
• Vilnius University, Faculty of Law, MA (2001)

• Lithuanian Bar Association (since 1998)
• EHF Court of Arbitration (ECA) arbitrator

• "Marius Devyžis acts on a broad range of litigation matters and has practical expertise in sports litigation issues. "I think he is a very good speaker in court," says a source. Another adds: "He looks three steps ahead and has a clear plan." (Chambers Global, 2017)
• "Marius Devyžis acts on a broad range of litigation cases. He is appreciated by clients for his considered approach." (Chambers Europe, 2016)
• "Marius Devyžis advises on general corporate matters as well as transactional activities. One client describes him as "a lawyer who can be trusted 100%; I feel secure when he is taking care of a deal." (Chambers Europe, 2015)
• "The very competent Marius Devyžis and Ernesta Žiogienė acted for Blue Bridge Baltic during its acquisition of a stake in Acorn Intelligence.“ (The Legal 500, 2015)
• "Marius Devyžis is an exceptionally result-oriented dealmaker known for his thorough work and patience in negotiations." (TheLegal 500, 2014)

• The Supreme Court of Lithuania has changed its practice regarding the calculation of interest
• Marius Devyžis: Implementation of the Law on Insolvency
• Public procurement in the context of Covid-19
• Marius Devyžis and his insights about Rūta Meilutytė and her fail to appear for three doping tests
• Primus lawyers contribute to the Getting the Deal Through: Arbitration 2018
• Delfi.lt: ESP portal – not only a tool for lawyers

• Discussion on sports law in Lithuania
• Marius Devyžis to speak at the 2nd WASM World Conference