Oliver Heinisch is a partner in the Antitrust & Competition Group in the firm’s London and Brussels offices.

Areas of Practice

Oliver advises on all areas of EU, UK and German competition law with a focus on international cartel and abuse of dominance procedures, including related antitrust litigation matters as well as merger control law. He also advises on the interface between intellectual property and competition law mainly in the context of complaint cases, investigations of competition authorities and intellectual property litigation.

Oliver 's additional experience includes advising on distribution agreements, parallel imports, IP licensing, R&D and cooperation arrangements. He also assists clients in complying with EU product regulatory law in particular in the area of medical devices, pharmaceuticals and cosmetics. The majority of his clients are technology, consumer electronics and life sciences companies, and he also works for financial services, private equity, insurance, automotive, industrial, fashion and food clients.

Oliver is ranked in the major legal directories and consistently recognized as an expert in the field.

Data Protection and GDPR
Oliver also has substantial experience in advising clients on data protection issues in Europe, Germany and the UK and in particular on the increased scrutiny of data in competition investigations and mergers. He advises multinational companies on all areas of the GDPR and EU national and UK data protection laws, in particular on issues relating to data breaches, data transfers and data protection defenses in the context of litigation discovery as well as on questions relating to HR and employment, retail and online selling.



The following lists representative examples of Oliver’s experience:


  • Casio Computer Co and Casio Electronics UK in relation to CMA investigation 50565-2 (Musical instruments and equipment)
  • TGA Mobility in relation to a UK CMA investigation into certain vertical restrictions
  • a big multinational on the European Commission’s LCD cartel investigations
  • a German brewery in relation to a cartel investigation by the German Bundeskartellamt
  • Rohm and Haas Company on a cartel investigation in relation to impact modifiers
  • Sevenoaks in the UK OFT’s independent schools cartel investigation leading to the OFT’s first ever cartel settlement
  • a Japanese electronics company on an internal audit and strategy on leniency
  • a participant in relation to a European Commission investigation into price reporting in the market-on-close price assessment process of Platts Limited
  • a group of leading electronics companies on their cross-licensing and patent pool arrangements
  • two leading consumer electronic companies in relation to their European-wide distribution system and rebate schemes under Article 102
  • Fujifilm on a complex R&D cooperation agreement
  • the UK Department for Innovation, Universities and Skills (as was) on the establishment of the Energy Technologies Institute, a £1 billion public-private partnership and its IP policy and general framework
  • a leading pharmaceutical company on several patent settlement agreements with generic companies
  • a pharmaceutical company on changes to its distribution system, the introduction of supply restrictions in the light of the CJEU’s Syfait and Spanish dual pricing cases
  • a life sciences company on restrictions to parallel trade and quota schemes

Abuse of Dominance:

  • A major automotive parts supplier on its lawsuit against holders of patents essential to practicing the 2G, 3G and 4G cellular standards, venued in the US
  • F. Martin & Company (guitar manufacturer) on sale and distribution strategies in Europe, including designing and implementing distribution systems
  • Jack Daniels on its trademark licenses in relation to sales of Jack Daniels branded consumables across the EU
  • SK Hynix on its seven year long complaint procedure against Rambus in front of the European Commission dealing with patent ambush, standard-setting and FRAND licensing
  • SK Hynix in front of the General Court challenging the commission's commitment decision against Rambus - T-148 and 149/10
  • a biologic company on strategies in relation to competition by biosimilars, conduct relating to healthcare professionals and general lifecycle management
  • An electronics company in relation to DVD standard essential patent pools
  • a medical device company on EU parallel imports and product combinations, promotion agreements and pricing

Merger Control:

  • Ardian Capital North America in its acquisition of Dynamic Technologies and simultaneous merger with Huron Inc. (all auto OEM businesses)
  • International Association for Broadcast & Media Technology Suppliers with legal and strategic advice to the on a JV agreement and other compliance matters
  • Anacap Financial Partners on German merger control in relation to the acquisition of various portfolio companies
  • Advantage Partners on German merger control in relation to the acquisition of various portfolio companies
  • Interbrew’s acquisition of German breweries Spaten, Loewenbräu and Dinkelacker (M. 3289)
  • Norsk Hydro’s acquisition of VAW aluminium (M. 2702)

State Aid

  • Oxford University on the possible funding of a research facility

Antitrust Damage/IP Litigation

  • A number of clients on defending possible damages actions in front of the UK competition appeal tribunal, and High Court of England and Wales, including opt-out collective actions
  • Sharp Corporation in the High Court (London) in two proceedings involving claims for antitrust damages brought separately by Nokia and Sony
  • HTC on their antitrust defence against assertion of standard essential patents in the patent court of Mannheim (Germany), including on FRAND licensing and Orange Book Standard case law (IPComm v HTC and others)

Data Protection

  • Perrigo Holdings all areas of data protection lawas well as compliance with the Whistleblower Directive and various national laws and variances
  • Levi Strauss & Co on all areas of data protection laws

Compliance counselling

  • Designing and implementing global competition compliance programmes for a number of multinational clients, including training businesses in local languages (French, Italian, German, English)
  • Performing complex compliance audits and advise on risk mitigation
  • Draft and review distribution, licensing, collaboration agreements



Oliver has been consistently ranked in major directories:

  • Oliver’s decades long experience advising global Japanese companies in competition law and data protection matters has been recognized by Legal 500 EuropeEU, Global Competition Law, 2023, where he was singled out by clients as “very talented EU competition lawyer and [who] combines this with knowledge of (and passion for) Japanese language and culture. As such, he is a go-to choice for major Japanese companies facing antitrust investigations and enforcement in the EU.”.
  • Over the years 2013-2024, Legal 500 EuropeEU, Global Competition Law singled him out with reference to clients as "a name to note in this area, with expertise in cartel and abuse of dominance investigations" and “very experienced and client-oriented”. “He has a strong sense of responsibility, is very responsive to a client’s needs and is easy to work with.” Others noted that “he is very practical and to the point, working with him is very efficient.
  • Chambers UK 2016, noted by clients as “very promising and bright”.
  • Chambers Global, Europe and UK, 2014, 2015, noted by clients for his “excellent understanding of our business”.
  • JUVE, 2018-2023 notes his expertise in cartel, IP and data protection law.



  • "The object of the exercise: A look at the ECJ’s landmark Groupement des Cartes Bancaires decision," CLI, November 2014
  • "Travellers’ tales: The authorities are checking out the online hotel reservation sector," CLI, July 2014
  • "Clarity on jurisdiction? The Court of Appeal rules on the jurisdiction of the English courts in private damages actions," CLI, November 2012
  • "Access to leniency documents: The European Commission is ordered to rethink its blanket approach," CLI, July 2012
  • "Access to leniency documents: Pfleiderer applied in the English High Court," CLI, May 2012
  • "Jurisdiction revisited: The Toshiba Carrier case raises further complex issues post Provimi and Cooper Tire in antitrust damages actions," CLI, November 2011
  • Co-author, "IP Licensing" chapter, PLC EC and UK Competition Law Handbook
  • Co-author, "Private Enforcement" chapter, PLC Cross-border Competition Handbook

Antitrust Law Blog Posts

Global Trade Law Blog Posts

Privacy Law Blog Posts

Media Mentions

Speaking Engagements

  • "European Competition Law in the Nationalist Era: What You Need to Know at the Dawn of Divergence," Silicon Valley Association of General Counsel, April 21, 2017



  • Member, Studienvereinigung Kartellrecht e.V.
  • Member, ICC Task Force for IP and Standards
  • Member, Legal Issues Committee, Association of British Healthcare Industries
  • Member, Law Society Competition Section, American Bar Association

Digital Media


LL.M., University College London, UK, 2001

Second State Exam, Higher Regional Court of Berlin, 2000

First State Exam, Humboldt Universitat zu Berlin, Germany, 1998


  • England
  • Wales
  • Germany, Rechtsanwalt (Berlin)
  • Belgium, Brussels E-List


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