Offering a competition service that is well-placed to assist on multi-billion dollar, cross-border deals, Sidley Austin LLP leverages its integrated European offering to provide strategic guidance in cartel investigations and market studies. The team is led by the Brussels-based Ken Daly. Patrick Harrison, a dual-qualified (English and Belgian) practitioner, maintains a busy practice, advising on UK and EU matters, while Vincent Brophy has recently been involved in major transactions within the insurance and employment sectors.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Well-coordinated global team. Very organised and thorough. Created a tracker and really moved things along with global regulatory bodies.’

  • 'The team uses tracking tools, coordination internally and globally to create an efficient and cost-efficient process for EU and competition approvals. They had broad experience with unique fact patterns to provide expert guidance.’

  • 'Vincent Brophy is a key individual. He has deep experience of handling high-profile matters in Brussels. He is an astute tactician and a highly respected member of the antitrust bar.'

  • 'An experienced team in London. Vincent Brophy is a very experienced practitioner with a wealth of experience especially on EU matters.'

Key clients

  • Mastercard
  • Allkem Limited
  • Arthur J. Gallagher & Co.
  • F. Hoffmann La Roche
  • Stryker
  • Magna International
  • Regal Rexnord Corporation
  • RenaissanceRe Holdings Ltd
  • IDEX
  • Viterra Limited
  • Wren House
  • Atento
  • Dye & Durham
  • Invenergy

Work highlights

  • Advised Mastercard in relation to two ongoing parallel market reviews by the PSR in relation to: (a) Mastercard and Visa’s Scheme and Processing Fees; and (b) post-Brexit Interregional Interchange Fees for UK-EU transactions.
  • Advised Allkem Limited in relation to its all-stock merger of equals with Livent Corporation, to form Arcadium Lithium.
  • Advised AJG on two matters, including in its acquisition of Buck, and providing antitrust to AJG as part of its $3.25 billion acquisition of the treaty reinsurance brokerage operations of Willis Towers Watson plc.

Practice head

The lawyer(s) leading their teams.

Ken Daly

Other key lawyers

Patrick Harrison, Vincent Brophy, Rosanna Connolly, Murray Reeve, Monika Zdzieborska