Firm Profile > Nagy és Trócsányi Ügyvédi Iroda > Budapest, Hungary

Nagy és Trócsányi Ügyvédi Iroda

Dispute resolution Tier 1

Nagy és Trócsányi Ügyvédi Iroda's team is led by highly regarded tax litigation specialist Péter Nagy, who counts major national and multinational corporates as clients. Nagy serves as a member of the ICC Arbitration Court, and is supported by Orsolya Kovács, and senior associate Viktor Jéger, who focuses on competition-related litigation.

Practice head(s):

Key clients

Hungarian state

OTP Bank

FGSZ Földgázszállító


Hungarian state



Tax Tier 1

Nagy és Trócsányi Ügyvédi Iroda's full-service tax practice covers tax litigation which is a key area of expertise for the group, as well as tax structuring and planning mandates. Péter Nagy and Orsolya Kovács are praised as 'exceptional'; Kovács has particular experience in handling tax litigation in the administrative courts.

Practice head(s):

Banking, finance and capital markets Tier 3

Nagy és Trócsányi Ügyvédi Iroda has expertise in transactional and regulatory matters, and has notable strength in acting for financial institutions in contentious matters. György Kiszely focuses on financing and regulatory mandates, and Zoltán Varga recently represented a bank in a personal data transfer dispute pertaining to a non-performing loan.

Practice head(s):

Key clients

OTP Bank

Raiffeisen Bank


Wardinsky & Partners

Commercial, corporate and M&A Tier 3

Nagy és Trócsányi Ügyvédi Iroda advises domestic clients on local transactions, and handles cross-border mandates, working alongside global law firms. It is particularly active in the energy sector, which it advises on multimillion-euro transactions. Within the 'dynamic' team, practice head Ildikó Varga has a wealth of experience handling cross-border and foreign direct investment transactions, and Péter Berethalmi advises on property acquisitions and greenfield projects.

Practice head(s):

Key clients

Hungary’s Prime Minister’s Office

Hungarian State



Cook Medical





Diebold Nixdorf

DAF Trucks

Kimberly Clark

Real estate and construction Tier 4

Nagy és Trócsányi Ügyvédi Iroda's recent caseload includes advising on greenfield developments, the sale and purchase of commercial premises, and leasings. Péter Berethalmi is 'a highly trustworthy and knowledgeable partner'.

Practice head(s):


Péter Berethalmi is a highly trustworthy and knowledgeable partner‘.

Key clients

Givaudan Business Solutions

China National Machinery Import & Export Corporation

FOSS / Soft Flow

The firm: Nagy és Trócsányi was founded in 1991, turned into limited professional partnership (in Hungarian: ügyvédi iroda) in 1992, with the aim of offering sophisticated legal services. The firm continues to seek excellence in a comprehensive and modern practice, which spans international commercial and business law. The firm’s lawyers provide clients with advice and representation in an active, thoughtful and ethical manner, with a real understanding of clients‘ business needs and the markets in which they operate.

The firm is one of the largest home-grown independent law firms in Hungary.

Nagy és Trócsányi is a legal entity and registered with the Budapest Bar Association.

All lawyers of the Budapest office are either members of, or registered as clerks with, the Budapest Bar Association. Several of the firm’s lawyers are admitted attorneys or registered as legal consultants in New York.

The firm advises a broad range of clients, including numerous multinational corporations.

Nagy és Trócsányi is the exclusive member firm in Hungary for Lex Mundi – the world’s leading network of independent law firms with in-depth experience in 100+ countries worldwide.

Main Areas of Practice: 

Banking and Finance/project Finance
Key clients: OTP Bank, Raffeisen, Sberbank, Erste Bank.
Contact: Dr György Kiszely
Tel: +36 487 8718

Key Clients: Scania, KS ORKA, Mannvit, DAF Trucks,, Museum of Fine Arts of Budapest, Hungarian National Asset Management Inc., Hungarian Post Pte Ltd, Hiventures
Contact: Dr Ildikó Varga
Tel: +36 1 487 8799

Litigation and arbitration
Key Clients: OTP Bank Nyrt, Strabag, Government of Hungary, KPMG, FGSZ, BASF, Invivo Group, Kedrion, Hungarian National Asset Management Inc., MAVIR, Banco de Sabadell, Biggeorge Property
Contact: Dr Péter Nagy
Tel: +36 1 487 8787

Real estate
Key Clients: CPI Hungary, Givaudan, Marks & Spencer, Eurolife Healthcare
Contact: Dr Péter Berethalmi
Tel: +36 1 487 8712

Key Clients: CBA, KPMG
Contact: Dr Orsolya Kovács
Tel: +36 1 487 8717

Department Name Email Telephone
Managing Partner Dr Berethalmi Péter +361 487 8712
Photo Name Position Profile
Dr Vivien Ágics  photo Dr Vivien Ágics Associate
Dr Dániel Almási  photo Dr Dániel Almási Associate
Mr Peter Berethalmi photo Mr Peter Berethalmi Managing partner.
Dr Lúcia Detvay  photo Dr Lúcia Detvay
Dr Kata Dobos  photo Dr Kata Dobos
Dr Denisz Dobos  photo Dr Denisz Dobos Nagy és Trócsányi, Budapest, Associate, February 2017 – to date; Lakatos, Köves…
Dr Attila Hollósi  photo Dr Attila Hollósi Associate
Dr András Juhász  photo Dr András Juhász  
Dr Viktor Jéger  photo Dr Viktor Jéger
Dr Balázs Karsai  photo Dr Balázs Karsai
Dr György Kiszely  photo Dr György Kiszely
Dr Orsolya Kovács  photo Dr Orsolya Kovács Partner
Dr Zóra Lehoczki  photo Dr Zóra Lehoczki Associat
Dr Zsuzsanna Lukács  photo Dr Zsuzsanna Lukács
Dr Vanda Mangliár  photo Dr Vanda Mangliár
Dr Péter P Nagy  photo Dr Péter P Nagy
Dr Csaba Pigler  photo Dr Csaba Pigler
Dr Kristóf Artúr Számel  photo Dr Kristóf Artúr Számel Associate
Dr Viktoria Szilágyi  photo Dr Viktoria Szilágyi Partner
Dr György Tiborfi  photo Dr György Tiborfi
Dr Zoltan Varga  photo Dr Zoltan Varga
Dr Ildikó Varga  photo Dr Ildikó Varga Executive Partner. Head of the corporate transactions group with significant experience and…
Dr Mónika Vrancsik  photo Dr Mónika Vrancsik  
Number of lawyers : 27
Lex Mundi