England - London • Corporate and commercial

Sidley Austin LLP

More informationMore information

Sidley Austin LLP provides ‘high-quality advice’ to clients, leveraging its integrated European offering that combines English and Belgian law experience. The practice excels in handling multi-billion dollar, cross border deals, as well as providing strategic guidance in cartel investigations and market studies. The practice is led from the Brussels office by Ken Daly. The dual-qualified (English and Belgian) Patrick Harrison covers UK and EU matters, across merger control, advisory and investigations work. Vincent Brophy’s recent engagements include big-ticket transactions in insurance and employment sectors. The team has been strengthened by the arrival of counsel Murray Reeve from Slaughter and May.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘High quality advice and client service. Subject matter experts. Consistently great to work with.’

  • ‘Patrick Harrison - impressive, commercial and pragmatic.'

  • 'Monika Zdzieborska is a strong senior managing associate.’

  • 'Patrick Harrison is a pleasure to deal with, both professionally and personally. He works well with the clients and runs the meetings with a sure hand.'

Key clients

  • Mastercard, Inc.
  • Arthur J. Gallagher & Co.
  • Magna International Inc.
  • Regal Rexnord Corporation
  • Viterra Limited
  • AT&T, Inc.
  • IDEX Corporation
  • Myovant Sciences, Inc.
  • WatchGuard Technologies, Inc.
  • Prefere Resins
  • OMERS Infrastructure Management, Inc. and Wren House
  • Kohlberg Kravis Roberts & Co. Partners LLP
  • TowerBrook Capital Partners L.P.

Work highlights

  • Acted for Mastercard in relation to the first ever Competition Act investigation by the UK’s Payment Systems Regulator (“PSR”); and 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 Regal Rexnord Corporation on merger control and foreign direct investment filings, as well as other antitrust-related aspects, in its $4.95bn acquisition of Altra Industrial Motion Systems (Altra).
  • Acted for Magna in relation to a number of deals, including its $1.5bn acquisition of camera and radar rival, Veoneer.

Practice head

The lawyer(s) leading their teams.

Ken Daly

Other key lawyers

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