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

Nagy és Trócsányi Ügyvédi Iroda

Dispute resolution Tier 1

Led by Péter NagyNagy és Trócsányi Ügyvédi Iroda's disputes team has a 'good combination of high analytical skills and exceptional synthesis with a professional interest'. It is active in high-profile civil litigation and arbitration cases involving constitutional and administrative law, tax, real estate, product liability, corporate and commercial and TMT claims, among others. Nagy is sought after for his expertise in tax disputes, as well as claims pertaining to banking litigation, product liability and damages. Orsolya Kovács and György Kiszely are also recommended for tax and banking litigation.

Practice head(s):

Péter Nagy

Other key lawyers:

Orsolya Kovács; György Kiszely


‘Strengths: high professional legal experience, good client care, accuracy. ‘

‘Excellent team with strong knowledge, a good combination of high analytical skills and exceptional synthesis with a professional interest to contribution to the bottom line. In the field of litigation is the best ever lawyer I know: Peter Nagy (Nagy & Trocsanyi law firm). Excellent communication skills at court combined with the ability to adapt to any new situations. ’

‘Very capable team with the ability for strategic thinking.’

Key clients

Hungarian Ministry of Justice

OTP Bank


MNV (Hungarian National Asset Management Inc.)

Hungarian State (Ministry of National Development)



IBS Technics

Metropolitan Tribunal of Budapest

Lichtenstein client


Tax Tier 1

Nagy és Trócsányi Ügyvédi Iroda has an excellent reputation in tax litigation. It also advises on tax structuring and planning, where it works with KPMG on the Hungarian law aspects of transactional tax, audits and general financial advisory matters. Orsolya Kovács acts for a range of clients in tax administrative procedures and litigation. Péter Nagy is the key figure for tax planning.

Practice head(s):

Orsolya Kovács; Péter Nagy


‘First of all, the international, complicated and high value lawsuits. Significant language skills, huge professional experience and knowledge are their greatest strength. Their invoicing is appropriate. In my opinion their service is excellent.’

Dr. Péter Nagy – his strengths are his huge professional experience, factual knowledge, significant litigation practice and him being strong-minded. He is a go-to lawyer. Dr. Orsolya Kovács – Her strengths are her thorough knowledge and precise document editing.’

Key clients


Banking, finance and capital markets Tier 3

Nagy és Trócsányi Ügyvédi Iroda is a prominent boutique practice offering expertise in a range of financial transactions, notably in relation to global and regional syndicated lending facilities. It has a strong profile among international clients, for whom it handles the Hungarian law aspects of cross-border lending facilities and restructurings. Also notable is that the team advises on the finance aspects of corporate transactions and real estate matters. György Kiszely is the key figure for financings and regulatory work. Zoltán Varga is recommended for leasing and work-out transactions, as well as regulatory issues and anti-money laundering matters.

Practice head(s):

György Kiszely

Other key lawyers:

Zoltán Varga

Key clients

Raiffeisen Bank


Commercial, corporate and M&A Tier 3

Nagy és Trócsányi Ügyvédi Iroda has a strong corporate offering, advising on cross-border mergers, corporate finance, corporate governance and restructuring. Ildikó Varga regularly advises multinational corporations on their foreign direct investment and acquisitions in Hungary.

Practice head(s):

Ildikó Varga

Key clients



Cook Medical

Eurolife Healthcare






Diebold Nixdorf

Real estate and construction Tier 4

Nagy és Trócsányi Ügyvédi Iroda provides 'excellent support' in relation to the acquisition and disposal of greenfield developments, retail units and office buildings. Its team is also experienced in handling real estate portfolios and the management of commercial leases. Managing partner Péter Berethalmi, who has extensive real estate experience, is praised for his ability 'to find flexible solutions in seemingly deadlocked situations'.

Practice head(s):

Péter Berethalmi


‘Partners’ availability and responsiveness is impressive, 24/7. Their flexibility is also much appreciated: capacity to organize a signing meeting with 24 hours’ notice in the middle of the summer break. Value for work done is very good. Billing is transparent. Never had bad surprises.’

‘Availability and responsiveness. Knowledge of the industry business Negotiation approach : partners are pragmatic and view themselves as facilitators of transactions’

‘The law firm provides excellent support in any type of real-estate related issues. They understand the problems quickly and react to them very professionally, yet in a way that everyday people also understand the scenarios they worked out.’

‘They are always polite to the highest extent; approachable any time and have unlimited patience to explain the different scenarios as long as the client sees the whole picture clearly.’

‘They are very much flexible, business-minded, very good at helping non-professional contracting counterparties get into the way to achieve mutual understanding and consensus. ’

‘Mr. Berethalmi is a very professional attorney having the sense of balancing in negotiations between client’s needs and counterparty’s interests in order to achieve common understanding which is best for his own client. Having huge experience he is able to find flexible solutions in seemingly deadlocked situations. ’

‘Quality of partners; Efficiency in delivering; Communication & case/matter management’

Key clients

Givaudan Business Solutions

CMC (China National Machinery Import & Export Corporation)

FOSS/Soft Flow

The firm: Nagy és Trócsányi was founded in 1991, turned into a 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:
Volvo, LG, Honda
Dr Orsolya Kovács
+36 1 487 8717

Key clients: Scania, DAF Trucks,, Hungarian National Asset Management Inc., Hungarian Post Pte Ltd, Amphenol
Contact: Dr Ildikó Varga
Tel: +36 1 487 8799

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

Real estate
Key clients: Ceva-Phylaxia, Givaudan, Soft Flow
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
 Vivien Ágics  photo Vivien Ágics Associate
Dr Péter Berethalmi photo Dr Péter Berethalmi Managing partner.
Dr Lúcia Detvay  photo Dr Lúcia Detvay
Dr Denisz Dobos  photo Dr Denisz Dobos Nagy és Trócsányi, Budapest, Associate, February 2017 – to date; Lakatos, Köves…
 Attila Hollósi  photo Attila Hollósi Associate
Dr Viktor Jéger  photo Dr Viktor Jéger
 András Juhász  photo András Juhász  
Dr Balázs Karsai  photo Dr Balázs Karsai
Dr György Kiszely  photo Dr György Kiszely
 Orsolya Kovács  photo Orsolya Kovács Partner
 Zóra Lehoczki  photo Zóra Lehoczki Associat
Dr Zsuzsanna Lukács  photo Dr Zsuzsanna Lukács
 Vanda Mangliár  photo Vanda Mangliár
Dr Péter P Nagy  photo Dr Péter P Nagy
Dr Csaba Pigler  photo Dr Csaba Pigler
 György Tiborfi  photo 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…
 Mónika Vrancsik  photo Mónika Vrancsik  
Number of lawyers : 24
Lex Mundi