Dr Bálint Halász > Siegler Bird & Bird Ügyvédi Iroda > Budapest, Hungary > Lawyer Profile

In addition to traditional commercial matters, the experienced dispute resolution team at Siegler Bird & Bird Ügyvédi Iroda displays strength in advising government bodies, financial institutions and multinationals in TMT, life sciences, energy, telecoms and transport, in tax-related litigation, commercial real estate and product liability disputes and white-collar litigation. The practice is led by László Nanyista, who draws on over 25 years’ experience managing administrative, court and arbitral disputes. Other key names include the firm’s IP head Bálint Halász, who also brings expertise to tech and pharmaceutical matters; Mihály Harcos, a specialist in tax disputes; Viktor Kodela, who handles bankruptcy cases, among other mandates; Mátyás Schultheisz, who acts for clients a variety of international litigations and arbitrations; Karim Laribi, who heads the firm’s employment group; and Vivien Kovács.

Siegler Bird & Bird Ügyvédi Iroda offers substantial expertise in Hungary’s TMT, e-commerce and sports sectors, representing foreign investors, broadcasters, telecom giants, tech startups and IT and media companies. The firm handles a broad spectrum of matters, including commercial and regulatory issues, data protection, acquisitions, financing and international expansion. Renowned for its knowledge of EU Big 5 data regulation, AI, big data, cloud services and cybersecurity, the firm also boasts a well-established e-communications regulatory practice. This includes advising major players on product launches, licensing, e-privacy and network security. Its sports law practice is rapidly growing, advising on international sporting events and projects. Co-heads Bálint Halász and Ádám Simon bring expertise in IT, telecom and Adtech industries, while Adél Gelencsér specialises in electronic communications and regulatory representation before national authorities.

Siegler Bird & Bird Ügyvédi Iroda’s IP team provides comprehensive services covering the exploitation and enforcement of copyrights, trade marks, designs, and other industrial property rights. They are highly skilled in cross-border trade mark strategies and disputes, with particular expertise in advising leading clients in the pharmaceutical, tech and retail sectors. Patent activity includes preliminary injunctions, SPC litigation, employee inventions and licensing matters. Recent growth includes local trade mark litigation and cross-border prosecution. Team head Bálint Halász focuses on contentious IP litigation, anti-piracy strategies and ADR. Miklós Tar specialises in pharmaceutical IP, Patricia Beregszászi handles biomedical and biotech inventions, while Adél Gelencsér strengthens the trade mark and brand management practice with her experience in prosecution and enforcement. The team excels in IP-heavy transactions, trade secret litigation, and IP financing.

With a strong client base spanning the energy, banking and finance, telecoms and media sectors, Siegler Bird & Bird Ügyvédi Iroda delivers robust expertise in intellectual property, tech, communications, dispute resolution and data protection. Its full-service model ensures seamless collaboration across its corporate, commercial, regulatory, finance and dispute resolution practices, offering comprehensive solutions for clients in Hungary and the broader CEE region. The team is particularly renowned for providing international privacy advice to clients in sectors such as automotive, healthcare, banking, ad-tech and telecoms. Co-head Bálint Halász, with a technical background in computer science, excels in IT, privacy, and contentious data protection matters, while Ádám Simon offers extensive experience in data protection and commercial issues across media, tech and telecoms.