Competition in Hungary

Allen & Overy

Allen & Overy's Budapest team offers clients 'great expertise matched with deep understanding of the business'. It is a reputable name in merger clearance cases and often acts for clients from the financial services, telecoms and pharmaceutical industries. On the behavioural side, the group is experienced in high-profile cartel investigations and matters involving alleged abuses of dominance. In addition, the team challenges claims and litigates cases before the Hungarian Competition Authority and High Courts. Tibor Szántó and associate Melinda Vittay are representing Hungaropharma in challenging a €2m fine and appealing against the decision taken by the Competition Authority following a cartel inquiry. For all other EU, competition and regulatory issues, Attila Kőmíves is 'extremely knowledgeable, with great attention to detail and analytical ability'.

Practice head(s):

Tibor Szántó

Other key lawyers:

Melinda Vittay; Attila Kőmíves


‘Great expertise matched with deep understanding of the business. Very responsive always available.’

‘Many years of professional experience, thorough knowledge of relevant local and European practice.’

‘The team gave us feeling to be fully on board – it was an integrated approach, they thought along about solutions and also touched upon relevant other topics, like related communications etc. A true hands-on approach. ’

‘Attila Komives was our main point of contact – he was the driver behind the hands-on approach. His advice was directly usable and pragmatic, his advice was solid and professional and we relied very much on him as a trusted advisor. ’

‘Attila Komives in A&O’s Hungarian office is extremely knowledgeable, responsive and has great attention to detail with his analytical ability. Provides clear guidance to the business.’

Key clients

Scania CV AB

Magyar Telekom Nyrt.

ING Bank N.V. Hungary Branch

CIB Bank Zrt.

Citibank Europe plc Hungarian Branch Office

Hungaropharma Zrt.

Work highlights

  • Representing Scania in relation to multiple follow-on damages claims in Hungary related to the EU Commission’s cartel decision related to medium and heavy duty trucks.
  • Advised and represented ING in the European Court of Justice in the landmark preliminary reference procedure C-228/18 Budapest Bank and others v GVH. We currently continue to represent ING before Hungary’s Supreme Court in connection with the court review of the Hungarian Competition Authority’s decision in its MIF investigation.
  • Secured a commitment decision for Magyar Telekom, concluding an investigation by the Hungarian Competition Authority concerning an alleged abuse of a dominant position.

Andrékó Kinstellar

Péter Vörös chairs Andrékó Kinstellar's competition practice, which is active in a diverse range of cartel cases and leniency applications, as well as state aid, merger control and EU competition compliance. Vörös is working alongside colleagues in other European offices in a multijurisdictional merger control following STADA Arzneimittel's acquisition of Walmark, a leading manufacturer of consumer health products in Central Europe from Mid Europa Partners. Associates Orsolya Staniszewski and Dávid Zlati are also highly recommended for abuse of dominance cases, consumer protection and corporate investigations.

Practice head(s):

Péter Vörös

Other key lawyers:

Orsolya Staniszewski; Dávid Zlati

Key clients

Raiffeisen Bank

Teva Pharmaceuticals

Media Markt

MVM Group

Kelly Services

Work highlights

  • Representing VMD, a healthcare supplier, in a cartel investigation relating to alleged coordination of public procurement tenders for the purchase of CT and MR products.
  • Advising MVM Group on the acquisition of several acquisitions, including e-Mobi Elektromobilitás Nonprofit Kft., a Hungarian enterprise playing a key role in the widespread deployment of e-mobility in Hungary.
  • Advising Hungarian National Asset Management Company on competition law implications of its investment into Airbus manufacturing plant.


CMS' antitrust practice is led by Dóra Petrányi, who also acts as CEE managing director. She is an expert in behavioural investigations brought by the Hungarian Competition Authority into alleged abuses of dominant positions and misleading commercial practices. The firm also assists clients with merger clearance procedures and cartel cases. Senior counsel Szabolcs Szendrő is active in state aid cases and antitrust damages actions.

Practice head(s):

Dóra Petrányi

Other key lawyers:

Szabolcs Szendrő

Key clients

Johnson & Johnson

Magyar Telekom (Deutsche Telekom subsidiary)


Crédit Agricole


MKB Bank

Work highlights

  • Advising OTP Bank Group on its acquisition of Société Générale’s subsidiaries in 6 jurisdictions of Central and Eastern Europe with coordinating 26 cross-border merger filings.
  • Continuing to advise on RTL group’s Hungarian operations regarding their distribution policy, sectoral review and merger clearance procedures.
  • Representing Magyar Telekom in various consumer protection cases, including annulling a $2m fine decision at court level, and reduction of exposure by negotiating a compensation package at competition office level.


Dentons' strong contentious and non-contentious practice is often involved in cross-border leniency applications, merger filings and the preparation of complaints involving Hungarian and EU competition law issues. Cartel investigations, compliance and dawn raids are other key areas of expertise. The team recently represented Nestlé in proceedings initiated by the National Institute of Pharmacy and Nutrition over promotional activities concerning infant nutrition products and foods for special medical purposes marketed by Nestlé. Tihamér Tóth and Tünde Gönczöl jointly lead the practice, which includes state aid specialist István Réczicza and senior associate Áron Károlyi-Szabó.

Practice head(s):

Tihamér Tóth; Tünde Gönczöl

Other key lawyers:

Áron Károlyi-Szabó; István Réczicza

Key clients

Porsche Hungaria






Budapest Airport

Twinmed Kft.


Dante International SA

Ascendis Health

Work highlights

  • Represented DIGI before the GVH in the repeated merger procedure dealing with DIGI’s acquisition of one of its main competitors, Invitel.
  • Providing competition law advice to Porsche Hungaria on a continuous basis, including vertical and horizontal aspects of competition law and unfair competition issues (such as misleading advertising).
  • Successfully represented Budapest airport in several abuse of dominance investigations in Hungary in the past, in each case avoiding negative legal consequences for the company.

Hegymegi-Barakonyi and Partner Baker & McKenzie Attorneys-at-Law

Hegymegi-Barakonyi and Partner Baker & McKenzie Attorneys-at-Law's practitioners are 'among the best antitrust legal experts in the country'. The practice is particularly active in dawn raids and cartel cases, which includes providing assistance with investigations by domestic and foreign competition authorities, as well as merger control procedures and regulatory compliance. The firm also introduced a Global Merger Analysis Platform to update clients on merger clearances across multiple jurisdictions. The practice is jointly led by Zoltán Hegymegi-Barakonyi and Márton Horányi. Recently promoted counsel András Horváth is also recommended.

Practice head(s):

Zoltán Hegymegi-Barakonyi; Márton Horányi

Other key lawyers:

András Horváth


‘The lawyers of the law firm are among the best antitrust legal experts in the country. They are up-to-date in the latest improvements of competition law and active participants in keeping valuable trainings and public educations regarding the topic.’

‘High-level expertise in the field. The received legal opinion is explained in an understandable manner, to the point, that the business colleagues can easily follow. ’

‘Good strategic thinking about possible options and the way how the team is able manage communication with the competition authority and anticipate their next steps.’

‘Zoltan Hegymegi-Barakonyi is a good strategic thinker, a great adviser with outstanding business acumen. Andras Horvath is a rising competition law star with a deep understanding of competition law. ’

‘Highly professional approach to clients. Tactical thinking, good reputation.’

‘Professional and motivated team members. Approachable, helpful, responsive relationship.’

Key clients



K&H Bank



Work highlights

  • Successfully represented Google before the Hungarian Competition Authority in an investigation alleging unfair commercial practices regarding Google’s Allo Chat. The investigation has been closed by the authority without a finding of an infringement in view of the commitments offered by Google.
  • Representing in the court review of a decision by the Hungarian Competition Authority that imposed the largest ever fine in Hungary for unfair commercial practices.
  • Representing K&H Bank in high profile litigation against a number of cartel decisions by the Hungarian Competition Authority, and obtained a favourable preliminary ruling before the European Court of Justice in a landmark case concerning the interpretation of the EU cartel provisions.

Lakatos, Köves and Partners

Lakatos, Köves and Partners, which is 'one of the premier full-service Hungarian law firms', is highlighted for its 'excellent industry knowledge, very responsive and good commercial advice'. It's sizeable team includes three multilingual partners - Eszter Ritter, Iván Sólyom and Ádám Máttyus - who are regularly involved in high-profile cartel and abuse of dominance investigations. They are instructed by leading international and domestic clients from the pharmaceutical, financial services and technology sectors. Recent notable mandates included representing Mastercard Europe in cartel litigation pending before the Hungarian Supreme Court and advising Bayer Hungaria on an unfair competition advertisement investigation. Senior associate Adrienn Mándoki is also recommended.

Practice head(s):

Eszter Ritter; Iván Sólyom

Other key lawyers:

Ádám Máttyus; Adrienn Mándoki


‘Lakatos Koves is one of the premier full-service Hungarian law firms with an international background and history, which means that their standards are on pair with larger international outlets operating in London. ’

‘I would highly recommend both Eszter Ritter and Ivan Solyom. They are both seasoned competition lawyers and widely recognised in the Hungarian market. I appreciate their responsiveness and practical and pragmatic advice. ’

‘excellent industry knowledge, very responsive, good commercial advice ’

‘Eszter Ritter – standout. innovative. responsive. commercial’

‘We are extremely grateful to this very professional, very pragmatic and highly effective team for avoiding a formal proceeding by the Hungarian Competition Authority. Thanks to the strategy elaborated by them in a pre-investigation inquiry, the authority decided not to open formal proceedings. They have a kind of understanding of strategic views that go further than only legal analysis.’

‘Eszter Ritter is a splendid lawyer and very easy to work with. She is a strategic and very tactical lawyer. She has an ability to always orientate the analyses towards a practical solution.’

Key clients

Facebook Ireland


Mastercard Europe SA

Bayer Hungaria

Karlovarské mineralní vodi a.s. („KMV”)

Szentkirályi Ásványvíz Zrt.

Spectrum Brands




GE Hungary

Work highlights

  • Advising Facebook Ireland on a landmark case within the EU in respect of ongoing unfair consumer practices investigation of the Hungarian Competition Authority. The case focuses on the novel concept of the “pricing” of free online services that monetize (consumer) data.
  • Advised Vodafone on competition law in connection with the acquisition of Liberty Global’s operations by Vodafone in Hungary.
  • Advising Indotek group on the acquisition of three significant shopping malls and offices across Hungary; Duna Plaza (Budapest, office buildings), Alba Plaza (Székesfehérvár) and Nyír Plaza (Nyíregyháza) from French real estate investor Klépierre.

Oppenheim Ugyvedi Iroda

Oppenheim Ugyvedi Iroda‘s pre-eminent competition practice is comprised of ‘experienced and exceptionally collaborative individuals’ who are well-equipped to advise on cartels merger control, abuses of dominance, market sharing and procurement cases, among others. The firm also regularly represents clients in the energy, telecommunications, healthcare and banking sectors in judicial reviews and follow-on damages claims before the Hungarian Competition Authority. Gábor Fejes specialises in cartel investigations, while Zoltán Marosi is noted for advising on mandates involving abuses of dominance, merger control and state aid.

Practice head(s):

Gábor Fejes; Zoltán Marosi


‘Oppenheim law firm’s competition practice group is made of highly-skilled, widely experienced and exceptionally collaborative individuals, who know not only the authority’s case law practice, but also the latest scientific researches of this practice area, and they have broad overview of other countries’ competition laws too. They have a sound understanding of business operations that makes the team able to support companies very quickly.’

‘No matter how complex our business processes are, lawyers at Oppenheim always know how to take the bull by the horns, and they quickly understand what the business needs’ 

‘Zoltan Marosi has everything a business would need for competition law support including sound knowledge of competition law (both practice and theory), ability to partner proactively and creatively, great personality with high communication skills.’

Key clients

OTP Bank

BSH (BoschSiemensHausgeräte)

Borsodi Sörgyár (Molson Coors)

XXXLutz / Sigma

Hungarian Banking Association






Work highlights

  • Advised Siemens Healthineers on a major investigation by the Hungarian Competition Authority into alleged market sharing and bid rigging in certain medical devices tenders issued by Hungarian hospitals and supported by EU funds (with total fines of approx. €5m)
  • Advised the Hungarian Banking Association as well as a consortium of major banks (including OTP Bank, CIB Bank, Raiffeisen Bank and Unicredit Bank) in fully overturning the Hungarian Competition Authority’s “BankAdat” decision (a 4 billion HUF fine).
  • Representing Advent International / Zentiva in the Hungarian arm of its high profile acquisition of Alvogen (a horizontal pharma merger) before the Hungarian Competition Authority.

Bassola Law Firm

At boutique firm Bassola Law Firm, name partner Bálint Bassola is highlighted as 'an outstandingly skilled competition lawyer' in all facets of competition law. The firm is active in proceedings before the Hungarian Competition Authority, judicial courts of all instances and the European Commission.

Practice head(s):

Bálint Bassola

Other key lawyers:

Anett Takács; Imre Nagy; Dávid Jankovic


‘Diligence and proactive attitude’

‘We have worked with Balint Bassola on several occasions when our clients needed competition law advice. He is not only an outstandingly skilled competition lawyer, who is always well prepared but also a truly nice person. In addition to his technical skills, he knows the workings and the thinking of the competition office in and out. This provides a great tactical advantage.’

‘Dr Bassola is a good negotiator with a friendly attitude. Long experience in competition practice.’

‘I was in contact with Dr Bassola and as mentioned above, he is a serious, well-educated person with a good approach.’

‘Bassola Law Firm is a professional team and at the same time they are very generous, correct and friendly.’

‘Dr. Balint Bassola is the most professional lawyer in his field I ever met. He digs into the deep of the issue or the case itself and ready to learn all new technologies and understand the client’s needs and expertise.’

Key clients

ALZA Hungary

Zeneszö Kft.

Imperial Tobacco

AAA Auto Hungary and AAA Auto International

Power Plate Hungary

Work highlights

  • Has been representing Révész / Lerton International and other companies in cartel damages litigations on the basis of the European Commission’s decision that imposed €2.9bn fine onto major truck cartel producers.
  • Acting for ALZA Hungary and Alza International in several competition law claims and proceedings before the Hungarian Competition Authority and the judicial courts.
  • Advised Zeneszö Kft on competition proceedings against Google and representation before the Constitutional Court of Hungary and the European Court of Human Rights, claiming that Google is abusing its dominant position by discriminating Zeneszö Kft.’s website of song texts in favour of its YouTube service.

CERHA HEMPEL Dezső & Partners

CERHA HEMPEL Dezső & Partners bolstered its antitrust offering with the arrival of practice head Márton Kocsis who rejoined the firm in spring 2020, having previously served as head of compliance at the MOL Group. The team consists of Tamás Polauf and senior associate Gergely Barabás, who are active in high profile cartel investigations, merger controls, unfair commercial practice issues and dawn raids.

Practice head(s):

Márton Kocsis

Other key lawyers:

Tamás Polauf; Gergely Barabás


Tamás Polauf and Márton Kocsis are both experienced and talented gentlemen. They have extensive knowledge of our market segment, which makes discussing issues very efficient

In our opinion CERHA HEMPEL’s competition practice group’s know how is one of the most valuable in Hungary, since there are two team members, who are not only familiar with the attorney side of the deals, but with other aspects as well. The fact that CERHA HEMPEL has two senior attorneys, who were active “on the other side” (Mr. Kocsis, the head of the practice worked for the Competition Authority and Mr. Barabás was a judge dealing with competition matters), beside the two very experienced team members makes the team unique and one of the largest in Hungary.’

All of the individuals are highly competent, reliable in their field. They are flexible and have great communication skills. Tamás Polauf can always find solutions for our individual requests and tasks

The team is unique thanks to their high level professional knowledge and the way they convert this knowledge into service to the customer

Friendly & flexible & professional at the same time (especially Tamás Polauf, partner)

Key clients


Vagyonvédelem 2000 Kft.

Metrohm Magyarország Kft.



SPAR Hungary

Work highlights

  • Represented Infogroup in the pre-notification and merger control procedure before the Hungarian Competition Authority regarding its purchase of Heliport Industrial Park in Kecskemét.
  • Advising Phoenix Group Hungary on various competition law and compliance matters, such as information exchange and outsourcing.
  • Advising Vagyonvédelem 2000 Kft, an online distributor of security products, on competition law issues related to vertical restraints. The team also represented the client in various negotiations with its suppliers and prepared an extensive competition law analysis and a notification on anti-competitive behaviour which was submitted to the Hungarian Competition Authority.

DLA Piper

The competition practice at DLA Piper operates as part of the wider litigation and regulatory group, leveraging cross-departmental expertise in antitrust aspects of corporate transactions alongside an established team of ligators in competition proceedings. The practice is led by András Nemescsói. Senior associate Péter Virág is recommended for his 'ability to think strategically in the context of an investigation' focusing on major cartel and abuse of dominance position cases, often in the banking, telecoms and consumer goods sectors.

Practice head(s):

András Nemescsói

Other key lawyers:

Péter Virág


‘The team consists of a relatively low number of team members and most of the team members are senior. This ensures that proper advice is given in an efficient manner.’

‘Peter Virag, a senior associate is a committed lawyer with a realistic approach and have the ability to think strategically in the context of an investigation identifying and avoiding the traps in a procedure ahead of the traps becoming apparent for the clients.’

Key clients

Antenna Hungária Zrt.

PayPal EU

Dante International SA Dante International Kft.

Júlia Malom Kft.

Hydro Extrusion S.R.L.

Hiventures Kockázati Tőkealap-kezelő Zrt.

MNV Zrt.

Work highlights

  • Successfully defended PayPal against the allegations of the Hungarian Competition Authority in connection with the timing of the information relating to FX rates applied by PayPal when consumers transact by using the services of PayPal. Since the commitments offered by PayPal was accepted by the HCA no infringement was established and no fine was imposed on PayPal.
  • Providing state aid advice to Hiventures Kockázati Tőkealap-kezelő Zrt. (Hiventures Venture Capital Fund Management Ltd.) member of the MFB Group for setting up the capital funds in order to help undertakings hit by the Coronavirus (COVID-19).
  • Providing legal advice to client in the illegal state aid case initiated by the European Commission against MALÉV Ground Handling Zrt.

Schoenherr Hetényi Ügyvédi Iroda

Schoenherr Hetényi Ügyvédi Iroda's competition practice is led by counsel Anna Turi, who is 'the mastermind of the team's litigation strategies'. Turi is experienced in merger control proceedings, cartels and consumer protection cases. She is also highlighted for her representation of clients in follow-on damages litigation, challenges and appeals against decisions by the Hungarian Competition Authority. Associates András Nagy and Márk Kovács frequently work alongside Turi on the most high-profile mandates.

Practice head(s):

Anna Turi

Other key lawyers:

Andras Nagy; Mark Kovacs


‘Anna Turi is very diligent, easy to work with and commercial. She has impressive experience in litigation and competition/consumer matters. She is responsive and proactive.’

‘Anna Turi – Her personality and professionalism shape the whole team. Generally speaking, as a lawyer, she combines a really powerful intellect on the one hand with multifaceted expertise and rich experience on the other, which gives her a clear edge when dealing with complex issues, especially in the area of competition litigation. She is the mastermind of the team’s litigation strategies and sees to their efficient implementation in practice. She has an eye for detail, is a superb communicator and knows how to squeeze the best out of the members of her team.’

‘Mark Kovacs – Mark is the tireless engine of the practice: a thoughtful, highly motivated and precise lawyer who is destined to reach the level of an eminent practitioner in the near future. I consider him to be gifted with superb intelligence and great legal talent, which are at the basis of his superior strategic thinking and amazing drafting skills. In addition to that, he is always willing to go the extra mile and explore all possible solutions which might potentially help the client. In my opinion, he represents the future of competition litigation in Hungary. ’

‘Anna Turi is great in communication even in difficult cases, always responsive and competent’

‘Our partner lawyer in the Hungarian office (Anna Turi) is, first of all, extraordinarily committed and proves excellent knowledge of her field of activity (competition law). She is also extraordinary because she can explain sophisticated legal procedure details in an easily understandable manner for lay persons like us.’

‘Anna Turi and Christoph Haid have excellent knowledge, are extremely flexible, quick and pragmatic and do in all respects an excellent job.’

‘They are extremely skilled, pragmatic, friendly, flexible, quick and charge reasonably. They have never made anything which we were not fully satisfied with.’

‘We had very smooth cooperation in course of the cooperation with the dedicated team. They were very supporting and helpful in order to deliver the job on time even the given timeframe was very short’

Key clients

Daimler AG

Robert Bosch GmbH

Sonepar Kft.

Mondi AG

Rewe Group

Fressnapf Hungária Kft.

Husqvarna Group

Manpower Kft.

Bell Food Group

Pipelife Hungária Kft.

Husqvarna Kft.

Zimbo Kft.

Work highlights

  • Advised Husqvarna Magyarország Kft in antitrust proceeding before the HCA. As a result of a cooperative strategy (a combination of leniency and settlement), the team achieved a significant reduction of the fine.
  • Advised Robert Bosch GmbH on the merger control proceedings regarding their acquisition of a 50 % stake in MAGURA, one of its e-bike wholesalers.
  • Successfully represented Fressnapf Hungária Kft, a subsidiary of Fressnapf Holding SE in a judicial review procedure challenging a decision by the Hungarian Competition Authority which ruled that Fressnapf had infringed several provisions of the Hungarian UCP Act with its Promotion Campaign “25 years of love”.

Szecskay Attorneys at Law

Szecskay Attorneys at Law operates across all fields of competition law and is particularly active in merger control proceedings, as well as appeals against decisions by the Hungarian Competition Authority. Active clients include Hungarian and international companies operating in the pharmaceutical, telecoms,  banking and consumer goods industries. Cases involving public procurement are a key area of expertise. Anikó Keller is the lead partner. János Vajda and associate Sam Baldwin are also of note.

Practice head(s):

Anikó Keller

Other key lawyers:

János Vajda


‘The Szecskay team is a stellar player in competition law. They offer pragmatic advice, really focussed on bringing solutions for the client. ’

‘They quickly respond to any queries and understand the business point of view. They have extensive experience of competition law matters. ’

‘They are service-minded, outstandingly good professionals, have an insight into doing business and have confident expertise and extensive knowledge of regulatory and case law, both locally and in the EU. ’

‘Strong EU and competition team with an international perspective’

‘It is a very good team with excellent leaders. All the colleagues’ knowledge is extraordinary. They are members – and leaders – of several industrial associations.’

Key clients


ING Bank

DAF Trucks


Richter Gedeon


European Commission (DG COMP)




Reckitt Benckiser

Work highlights

  • Succeeded in obtaining new merger control approval of quad-play telecom giant, DIGI, in its acquisition of competitor, Invitel, in one of the most complex proceedings ever in Hungarian merger control history.
  • Defending DAF Trucks in 26 court proceedings throughout Hungary against claims for follow-on damages on the back of the European Commission’s decision in case AT.39824 -Trucks and representing DAF at the EU Court of Justice in the landmark case C-451/18, Tibor Trans.
  • Representing renewable energy and gas supplier, Audax Renovables, before the Hungarian Competition Authority and successfully obtaining merger control approval of Audax’s acquisition of E.ON’s Hungarian power retailer.

Andersen Legal

Andersen Legal acts for clients from the insurance, financial services, logistics and manufacturing sectors in cartel investigations, merger reviews and proceedings before the regulatory bodies. In addition, its team provides day-to-day compliance advice on Hungarian and EU competition law issues. László Kelemen, Balázs Dominek and Áron Somogyi are names to note.

Practice head(s):

László Kelemen

Other key lawyers:

Balázs Dominek

Key clients

MKB Euroleasing



Work highlights

  • Assisting Lightware Kft. with an antitrust compliance programme.

Forgó, Damjanovic & Partners Law Firm

Zoltán Forgó leads Forgó, Damjanovic & Partners Law Firm's practice, and he focuses on competition law aspects of corporate transactions and M&A for clients in the telecoms, pharmaceuticals, automotive and consumer goods sectors. Elsewhere, beyond transactional matters, the firm is sought after for advice on unfair trade practices and it is also active in antitrust litigation.

Practice head(s):

Zoltán Forgó


‘Specialised knowledge in the field of pharmaceuticals, dietary supplements and competition. Very high level of legal advice accompanied with reasonable pricing.’

Partos & Noblet in co-operation with Hogan Lovells International LLP

Akos Kovách is the lead partner at Partos & Noblet in co-operation with Hogan Lovells International LLP, which is known for its strengths in merger control cases, having recently advised DIGI (a leading Central European telecom player) on merger control proceedings before the Hungarian Competition Authority over its acquisition of Invitel’s residential business. The firm also works in cooperation with the Hogan Lovells International LLP network to receive cross-border instructions on various aspects of EU competition law.

Practice head(s):

Ákos Kovách


‘Knowledgeable, responsive and well-functioning team, always happy to work with them.’

Key clients


BioTech USA

Magyar Cetelem

BNP Paribas Hungary Branch

AMC Networks

Work highlights

  • Advising MEDIREX, a Hungarian medical device distributor company in an ongoing court procedure initiated based on the judicial review request submitted against the decision adopted by the Hungarian Competition Authority for alleged restrictive behaviours in public procurement procedures.
  • Provided preliminary merger control assessment and advice to a Hungarian food supplement manufacturer, BioTech USA, in relation to the envisaged acquisition of one of its competitors.
  • Advised Magyar Cetelem on merger control issues in relation to its exit from the Hungarian JV set up with Oney Bank.

Réti, Várszegi and Partners PwC Legal

Réti, Várszegi and Partners PwC Legal's antitrust offering ranges from transactional and merger filing advice to unfair competition disputes and cartel investigations. As part of the PwC Legal network, the firm also receives cross-border instructions and leverages additional support in business advisory, tax and other related fields. Name partner László Réti is experienced in unfair competition cases and disputes involving challenges to decisions by regulatory authorities.

Practice head(s):

László Réti

Work highlights

  • Representing OTP Bank Nyrt. in the judicial review phase of a leading interchange fee cartel case before Hungarian courts and the European Court of Justice.
  • Advising Jász-Plasztik Kft, a waste management company, in competition investigation conducted by the HCA and its follow-up procedures, including the court procedure.

Siegler Bird & Bird Ügyvédi Iroda

At Siegler Bird & Bird Ügyvédi IrodaLászló Zlatarov has 20 years of experience specialising in Hungarian and EU competition law. He primarily advises on the competition aspects of M&A. In addition, on the contentious side, he is well versed in representing clients in cartel investigations before the Hungarian Competition Authority, as well as related litigation before the courts and arbitral tribunals. Other areas of expertise include vertical and horizontal agreements, pricing issues and competition compliance.

VJT & Partners

VJT & Partners undertakes a mix of transactional and contentious competition work, and its practice has seen an increase in mandates relating to competition compliance and dawn raid due diligence. Andrea Belényi heads up the practice, which demonstrates 'a high level of professional knowledge'. The firm generates work from clients in the technology, professional services and insurance sectors, among others.

Practice head(s):

Andrea Belényi


‘Andrea is very patient, very detail-oriented and overall thorough, always on time, always there to help.’

‘What makes them better: immediate reaction in case of any issue, high level of professional knowledge.’

My contact is Andrea Belényi who has an open personality and proactive approach to the issues – even to small topics, besides her wide legal knowledge.’

Key clients



4Life Direct


Work highlights

  • Advised a player in the agrochemical industry on competition compliance matters and supported the client in internal competition compliance trainings.