Jackie Holland
Partner
“Stands out for her significant experience in the public and private sectors.”
The Legal 500
“The ‘excellent’ Jackie Holland is a go-to lawyer for large-scale UK and EU enforcement, regulatory and litigious antitrust matters.”
Who’s Who Legal
Jackie Holland’s practice focuses on EU and UK antitrust enforcement, merger control, State aid/subsidies, competition litigation, market investigations, and sectoral regulation.
She represents clients before the Competition and Markets Authority, the European Commission, and sectoral regulators, as well as in litigation in the UK Competition Appeal Tribunal and the European Court of Justice.
Jackie brings to her client work more than 30 years of experience in the public and private sectors. She has particular insight into the working practices of the competition authorities having spent five years in senior positions at the Office of Fair Trading, including Senior Director of the Policy Group and a Phase 1 decision-maker for mergers. She helped to reform the agency’s merger control regime and antitrust procedures, and introduced a Procedural Officer to oversee the agency’s casework.
Notable Experience
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Synopsys in its pending $35 billion acquisition of Ansys.
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Giphy on the CMA’s Phase 2 investigation into Meta’s acquisition of Giphy, Meta’s appeal to the Competition Appeal Tribunal, and on the CMA’s second Phase 2 investigation on remittal.
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Google on the CMA’s mobile ecosystems market study.
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Veolia Environnement, the global leader in optimized resources management, in its successful €12.9 billion acquisition of Suez.
Prior to joining Cleary, Jackie’s notable experience included:
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The Stars Group on its merger with Flutter Entertainment.
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Elanco on its proposed acquisition of Bayer’s Animal Health Business.
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Salesforce on its acquisition of Tableau Software.
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Dignity on the CMA’s market investigation into funerals and crematoria services.
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Vocalink on its acquisition by Mastercard, which was cleared by the CMA at Phase 1 following the submission of a package of behavioural undertakings.
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HM Treasury on the alternative State aid remedies package agreed with the European Commission in relation to RBS’s retail and SME banking business, Williams & Glyn.
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BEIS (formerly DECC) on successfully obtaining State aid approval for the UK government’s support for the construction of Hinkley Point C nuclear power station, on its intervention in the appeal to the General Court brought by Austria against the approval, and on a number of renewable energy projects.
Selected Activities
trigger- Non-Governmental Adviser, International Competition Network
- Law Society of England Wales – Competition Section
- European Competition Lawyers Forum
- European State Aid Law Association
Publications
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Changes to UK Competition and Consumer Enforcement in 2025: What You Need to Know
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UK National Security Regime: Annual Report 2024 and Observations on Recent Practice
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Court of Appeal upholds extraterritorial information-gathering powers
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Amendments to the Digital Markets, Competition, and Consumers Bill Passed
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UK Government Considers Changes to National Security and Investment Regime
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CMA Publishes Initial Report on AI Foundation Models and Guiding Principles for Firms
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UK National Security Regime: Annual Report 2023 and Observations on Recent Practice
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UK National Security Regime: Enforcement Practice and Updated Guidance
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CMA Consults on Environmental Sustainability Agreement Guidelines
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UK Courts Identify Territorial Limits on the CMA’s Investigatory Powers
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CMA to Be Given New Powers to Enforce Consumer Law and Impose Significant Fines
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UK Government Confirms Plans for Digital Markets Regulatory Regime
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CMA Seeks Comments on Draft Guidance for its Proposed Vertical Agreements Block Exemption Order
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Wide-Ranging New UK National Security Regime Comes Into Force
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Government Consults on ‘Ambitious’ Reform to UK Competition Policy
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New UK National Security Regime to Come Into Force in January 2022
Events
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April 18, 2024
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January 11, 2023
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October 28, 2022
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October 19, 2022
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June 28, 2022
The UK’s National Security Screening Regime: The First Six Months
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April 26, 2022
The Digital Markets Act – Unpacking the EU’s Transformative New Tool Box
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March 9, 2022
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June 24, 2021
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May 20, 2021
UK Antitrust Enforcement Post-Brexit: What’s New and What’s to Come