

Jacquelyn MacLennan
Jacquelyn MacLennan’s practice focuses on EU and UK competition law. She regularly appears before the EU Commission and UK Competition and Markets Authority, and litigates before the EU and UK courts. She has particular expertise in developing strategy for and running defences in major international cartel investigations, and related damages actions in different jurisdictions. Most recently she has been involved in the multi-jurisdictional LIBOR, LCD, CRT and GIS investigations and litigations. She also handles investigations and advises on complex distribution problems and licensing arrangements, abuse of dominance cases, mergers and joint ventures. Clients describe Jacquelyn as "excellent – an industry leader in antitrust matters" and "commercially-minded and solution-oriented." (Chambers Europe, 2016). She is a visiting fellow at Edinburgh University’s Europa Institute, was recently awarded “Best Lawyer in Competition & Antitrust” by Euromoney Women in Business Awards, and is included in Global Competition Review’s 100 Elite Women in Antitrust. She formerly headed White & Case’s European Competition Practice and is now head of the firm’s Global Pro Bono Practice.
Distinctions
Nominee, 2020 Antitrust Writing Awards: Business, Mergers
Nominee, 2019 Antitrust Writing Awards: Business, Concerted Practices
Nominee, 2018 Antitrust Writing Awards: Business, Unilateral Conduct
Nominee, 2017 Antitrust Writing Awards: Business, Procedure
Nominee, 2016 Antitrust Writing Awards: Business, Procedure
Winner, 2014 Antitrust Writing Awards: Business, Private Enforcement
Linked authors
10619 | Conferences
Articles
6052 Bulletin
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Fundamental rights are an integral element of the rule of the law, and any system which purports to respect the rule of law must be seen to respect the fundamental rights of the individuals subject to it. At this particular moment, with the COVID-19 pandemic, fundamental rights are an issue of special debate and concern.
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Competition authorities around the world typically place considerable weight on parties’ internal documents when assessing the potential effects of a merger. Such documents, many of which can pre-date the companies’ decision to enter into a transaction, are often regarded as conveying the merging (...)
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The Commission Decisions In February 2017, the Commission initiated proceedings against Asus, Denon & Marantz, Philips and Pioneer following information obtained during the e-commerce sector inquiry. The Commission’s report had identified resale price maintenance as an area of concern, and (...)
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On 18 April 2018, the Competition and Markets Authority issued updated guidance on the appropriate amount of penalties to be imposed for infringements of competition law in the UK. This replaces the previous guidance issued by the Office of Fair Trading (which the CMA replaced in 2014) and (...)
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This article has been nominated for the 2018 Antitrust Writing Awards. Click here to learn more about the Antitrust Writing Awards. On 6 September 2017, the Court of Justice of the European Union ("CJEU" or "Court") essentially held in Intel that the European Commission ("Commission") cannot (...)
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The European Court of Human Rights (the “ECtHR”) has ruled in the Vinci case that the circumstances surrounding the electronic removal of documents and computer files during a dawn raid violated two companies’ privacy rights enshrined in the European Convention on Human Rights (“ECHR”) . The case (...)
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On 9 April 2014, the European Commission adopted its new Energy and Environmental State Aid Guidelines (the “EEAG”) which will take effect from 1 July 2014 onwards, replacing the Environmental State aid Guidelines (“EAG”) from 2008, which did not cover State aid to the energy sector. The EEAG set (...)
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The level of fines imposed by the European Commission in competition cases has attracted controversy for more than ten years. The often deferential approach of the European courts to hearing appeals has also been criticised, but in many cases the courts have largely left untouched the (...)
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This article has been nominated for the 2014 Antitrust Writing Awards. Click here to learn more about the Antitrust Writing Awards. Summary On 11 June 2013, the European Commission (“Commission”) adopted a proposal for a directive on how citizens and companies can bring damages claims under EU (...)
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Today, the Office of Fair Trading ("OFT") launched a review of barriers to entry, expansion and exit in retail banking.[1] The review comes at a time of when the UK Government has significant stakes in a number of major retail banks, which it will wish to divest over time. The purpose of the (...)
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I. BACKGROUND The European Commission published the 24th February 2009 a Communication containing its long-awaited Guidance Paper on exclusionary abuses under Article 82 C(Commission Communication – Guidance on the Commission’s Enforcement Priorities in Applying Article 82 EC Treaty to Abusive (...)
Books

This two-volume Liber amicorum is a collection of tributes to Ian Forrester’s outstanding career and articles signed by prominent academics and practitioners around the world on the most current (...)

This two-volume Liber amicorum is a collection of tributes to Ian Forrester’s outstanding career and articles signed by prominent academics and practitioners around the world on the most current (...)