CMS boasts a large, multidisciplinary team covering the full spectrum of TMT law with niche expertise in data protection and cybersecurity, particularly in emerging technologies such as AI, fintech, robo-advisory, software law and digital infrastructure. Many team members bring dual experience as in-house counsel for major TMT companies and external advisors at international firms, supported by the firm’s extensive global network. Led by seasoned TMT practitioner Dóra Petrányi, active in AI and digital civil code initiatives, the team includes newly appointed partners Katalin Horváth, a specialist in fintech, IT and AI, and Ágnes Sólyom, an IP and software law expert. Other key practitioners include Márton Domokos , with expertise in IT law and AI; Eszter Csapó, with expertise in licensing and advertising; and Péter Homoki, who focuses exclusively on IT and telecommunications law.

DLA Piper Posztl, Nemescsói, Györfi-Tóth and Partners Law Firm’s intellectual property and technology team excels in advising clients across diverse sectors, including telecoms, software, gaming, e-commerce and media. The firm is a trusted partner in complex M&A transactions for tech and R&D companies, intellectual property disputes, regulatory compliance and commercial dealings. E-commerce clients benefit from its expertise in navigating contractual and legislative challenges. The team plays a pivotal role in high-profile film projects, collaborating with its Los Angeles counterparts to support clients in the media, sports and entertainment industries. Co-heads Zoltán Kozma and Mónika Horváth lead the practice, with Kozma focusing on TMT-related matters and data protection, while Horvath specialises in IT and IP transactions and film production. Key contributors include Mariann Rajnai in media law, Márk Almásy in data protection and cybersecurity, and Fanny Horváth in AI and ESG regulation.

Hegymegi-Barakonyi and Fehérváry Baker&McKenzie Attorneys-at-Law is a trusted advisor to leading technology, media, and telecommunications companies, as well as businesses venturing into the tech space. With extensive international capabilities paired with deep local expertise, the firm provides tailored advice on local regulations and digital transformation challenges. The practice spans diverse sectors, offering full-service solutions to TMT clients and industries such as connected car manufacturers, cloud computing firms and genetic data handlers. In telecom regulation, the team advises on service classification, licensing and compliance. Media clients, including top on-demand providers, rely on the firm for regulatory and operational guidance, while e-commerce clients benefit from advice on B2B and B2C contracts and consumer protection. Headed by Csaba Vári, the team includes András Gaál and Mihály Egon Budai, who bring expertise in data protection, IT and regulatory compliance.

Lakatos, Köves and Partners is a leading advisor to clients in the telecoms, media and tech sectors, with a strong focus on multinationals. The firm has notable expertise in guiding new market entrants through the setup of operations and supporting incumbents across fixed, mobile and broadcast telecom sectors. With extensive experience in transactions and regulatory matters, the team has expanded its focus to the online space. Co-head Péter Lakatos is a seasoned litigator and a prominent figure in the telecoms sector, while co-head Iván Sólyom brings over 25 years of experience in TMT law, advising on regulatory, corporate and litigation issues. Nóra Szigeti is recognised for her expertise in telecom regulatory matters and regularly represents clients before the national telecom authority.

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.

VJT & Partners boasts an in-depth understanding of key TMT industry sectors, regularly advising on high-profile transactions in information technology and telecommunications. With a consistently growing practice, the firm offers comprehensive expertise across the TMT spectrum, assisting domestic and regional corporates, investors, and high-net-worth individuals, enhancing its cross-border capabilities. The team excels in high-profile technology M&A deals, combining transactional acumen with regulatory knowledge, including extensive expertise in GDPR and complex IT products. Co-head János Tamás Varga is recognised for advising leading IT outsourcing providers on major projects in Hungary, while co-head Endre Várady specialises in cross-border TMT matters and data issues. Andrea Belényi provides regulatory expertise for TMT clients, and Fanni Fehér focuses on software agreements, rounding out a robust and dynamic team.

Kinstellar Andrékó Ferenczi & Társai Ügyvédi Iroda is particularly strong in data privacy, offering expertise in GDPR, data protection, and telecom-related issues. The team is led by Dániel Endre Nagy, who focuses on TMT with deep knowledge of data privacy, IP, copyright law, and technology. He is highly experienced in navigating privacy and GDPR compliance matters. Ákos Nagy specialises in commercial, corporate, and M&A matters within the TMT sector, providing regulatory and commercial guidance to telecom clients. His work includes advising on GDPR compliance, telecom agreements, marketing, acquisitions, and related financing, as well as cable and fibre lease agreements and subscriber arrangements. Tímea Bana joined the team from Dentons in October 2024.

Szecskay Attorneys at Law is highly regarded for its strength in advertising and media law, advising major global advertisers on media compliance, cross-border campaigns, promotional games and sweepstakes. The firm also provides advisory and compliance support to digital platforms, software companies and large telecom operators. With a niche in advising artists, writers and designers on IP and copyright law, the team is co-led by Anikó Keller, who represents high-profile TMT clients in transactional, contentious and compliance matters, and Gusztáv Bacher, who specialises in advertising, IP litigation, licensing and M&A transactions for tech companies.

Wolf Theiss Faludi Ügyvédi Iroda is renowned for its strength in multi-jurisdictional work, particularly cross-border data protection and IT outsourcing projects, advising both multinational corporations and local players. The practice integrates expertise in IP, media law, e-business, data protection, competition, corporate and dispute resolution within the TMT sector. Led by János Tóth, a seasoned transaction lawyer with deep market knowledge, the team advises on development, licensing and IP portfolio matters. Péter Ihász specialises in technology, innovation, IP, data protection and regulatory compliance.

Forgó, Damjanovic & Partners Law Firm boasts longstanding expertise in transactional work within the TMT sector, with a strong focus on multi-jurisdictional software and data protection projects for multinational corporations. The firm also has a notable gambling practice. Led by Viktor Vasi, a commercial lawyer specialising in TMT, the team advises on software and database licensing contracts, related disputes, GDPR implementation and data protection matters. Vasi also supports clients in the telecoms sector on regulatory and commercial issues.

PROVARIS Varga & Partners’ privacy, technology, and intellectual property team is dedicated to assisting clients with complex technology, data privacy and intellectual property matters. The firm is expanding its expertise in bank technology while excelling in data privacy work. Co-head Tamás Bereczki specialises in data protection, cybersecurity and information security, drawing on in-house experience with global banks. Co-head Ádám Liber advises on Hungarian and EU data privacy law and international data transfers, while Zsombor Orbán is recognised for digital and privacy expertise. Oliver Németh focuses on compliance and technology-related data protection issues.