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Riga, Tallinn, Vilnius

Dr Jaunius Gumbis

Work +370 52681830

Work Department

Industry & Regulatory Practice


Dr Jaunius Gumbis is one of the leading figures in the commercial and regulatory fields in Lithuania and the Baltics. His wide-ranging expertise encompasses TMT, automotive, pharmaceutical and energy sectors. 

He is described by clients as an impressive professional with outstanding qualities as a manager, maintaining first-rate customer service.

Jaunius is a partner at Ellex in Lithuania. He co-heads the Industry & Regulatory Practice.


Commercial, corporate and M&A

Within: Commercial, corporate and M&A

Ellex is 'the most exceptional player in the Baltic market', according to one client, and continues to win the biggest share of the country's largest commercial transactions and M&A deals. Practice co-heads Zilvinas Zinkevicius and Paulius Gruodis recently advised Estonia's biggest renewable energy company on its merger across the Baltic states. Industry and regulatory team head Jaunius Gumbis and Marius Juonys are also noted practitioners, and Robertas Čiočys, who heads the private equity and venture capital subgroup, is recommended for his specialty in liquidation matters. Associates Mantas Juska and Arvydas Gruseckas joined from Cobalt and TGS Baltic respectively. Dovilė Burgienė left the partnership to form new firm WALLESS Burgienė, Rečiūnas and partners.

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EU and competition

Within: EU and competition

Noted for its 'excellent ability to handle large pan-Baltic assignments', Ellex is led by the 'exceptional' Marius Juonys, who is advising OP Financial Group on the competition law aspects of the sale of its insurance business in the Baltic states and representing the client in merger control proceedings before the Lithuanian Competition Council. The team has vast expertise in handling private enforcement disputes, merger clearance and state aid cases. Co-head Jaunius Gumbis is noted for his specialism in the commercial and regulated industries. He has been acting for Orlen Lietuva in a claim for abuse of dominant position against the state railway company. Senior associate Karolis Kačerauskas is also recommended.

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Intellectual property

Within: Intellectual property

Ellex advises clients on the full spectrum of IP matters, including the enforcement of trade marks and patents and copyright infringements. Practice head Vytautas Mizaras and Mantas Rimkevičius successfully acted for football club Kauno Žalgiris in a trade mark dispute relating to the use of the name 'Žalgiris', as well as representing Kauno Žalgiris basketball club in a related dispute. Other key figures in the practice include Jaunius Gumbis. Clients include Coca-Cola and AkzoNobel. Former practice co-head Laura Ziferman left the partnership to co-found Law Firm WALLESS Burgienė, Rečiūnas and partners.

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Projects and energy

Within: Projects and energy

Ellex's key strengths are in commercial energy transactions, electricity projects and regulatory work governing heating and natural gas. Dovile Greblikiene heads the energy group and has been providing cross-border advice to Baltpool energy exchange on the expansion of its business. Specialising in infrastructure projects, Ramunas Petravicius is advising on a gas transmission project between Poland and Lithuania. Jaunius Gumbis heads the regulatory industries and trade practice.

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Within: Leading individuals

Jaunius Gumbis - Ellex

Within: TMT

Ellex acts for international technology giants and telecoms companies in a range of matters pertaining to data protection and cybersecurity. Along with the firm's offices in Latvia and Estonia, the 'skilled' team is advising IBM on a myriad of contentious and non-contentious issues relating to its Baltic subsidiaries. Industry and regulatory head Jaunius Gumbis; IP, media and privacy head Vytautas Mizaras; and Tomas Kamblevičius are the key names to note.

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