Fiona Schaeffer > Milbank > New York, United States > Lawyer Profile
Milbank Offices

55 HUDSON YARDS
NEW YORK, NY 10001
NEW YORK
United States
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Fiona Schaeffer

Position
Partner, Antitrust Group
Career
Fiona Schaeffer is an international antitrust lawyer with over 25 years of experience practicing on both sides of the Atlantic. Clients entrust Ms. Schaeffer with the defense of “bet-the-company” criminal and civil cases as well as their most complex transactions. She counsels clients in a variety of industries, with a particular depth of experience in healthcare, financial services, energy, media and communications.
Ms. Schaeffer regularly represents clients in FTC and DOJ investigations and follow on class actions in the US and internationally. She also counsels clients on optimizing intellectual property rights and licensing, distribution and marketing practices without creating unnecessary legal risks. Ms. Schaeffer also has expertise in emerging issues in antitrust, including the implications of using AI models and the antitrust implications of ESG initiatives, including competitor collaborations intended to promote sustainability. She has worked with clients to develop and implement strategies to mitigate risks while achieving their business objectives.
Ms. Schaeffer began her legal career in the UK and has appeared before courts and regulators throughout the EU as well as other significant antitrust enforcement agencies around the world.
Memberships
Ms. Schaeffer is the immediate past Chair of the American Bar Association’s Section of Antitrust Law, former Chair of the Antitrust & Trade Regulation Committee of the New York City Bar Association and member of the Executive Committee of the New York State Bar Association Antitrust Section.
Education
Ms. Schaeffer received her B.C.L. from the University of Oxford, her LL.B. from Adelaide Law School and her B.Ec from the University of Adelaide.
Lawyer Rankings
United States > Antitrust > Cartel
Milbank‘s antitrust team is well-versed in multi-jurisdictional cartel investigations, representing clients before enforcement agencies in the US, EU, and other key jurisdictions. The group also excels in criminal and civil cartel litigation, including class actions and market manipulation claims. Spearheading the team is Fiona Schaeffer, who frequently represents clients in FTC and DOJ investigations, as well as follow-on class actions both in the US and abroad. Adam Di Vincenzo is noted for his focus on government reviews of mergers and acquisitions, antitrust investigations, and litigation.
United States > Antitrust > Merger control
The growing antitrust practice at Milbank boasts a merger control team experienced in managing international merger clearance mandates, and draws on the strength of its antitrust litigation experts. The group has notable expertise in the energy, pharmaceuticals, healthcare, and financial services industries, representing clients in merger investigations before the Department of Justice, FTC, European Commission, and member states. Fiona Schaeffer heads the practice from New York, with expertise in the full spectrum of antitrust issues and notable experience handling emerging AI and ESG related issues. In Washington DC, Adam Di Vincenzo focuses his practice on representing clients in government reviews of mergers, often representing private equity sponsors and their portfolio companies. Also in DC, Richard Parker
is recommended for both advisory and trial expertise, and James Weingarten joined the team in June 2024, a former FTC Chief Trial Counsel.
Lawyer Rankings
Top Tier Firm Rankings
- Transport > Aviation and air travel: finance
- Finance > Capital markets: high-yield debt offerings
- Finance > Commercial lending > Advice to direct lenders/private credit
- Finance > Commercial lending: Advice to bank lenders
- Antitrust > Civil litigation/class actions: defense
- Dispute resolution > Appellate: courts of appeals / Appellate: supreme courts (states and federal)
- Finance > Project finance
- Energy > Renewable/alternative power
- Finance > Restructuring (including bankruptcy): corporate
- Media, technology and telecoms > Telecoms and broadcast: transactions
Firm Rankings
- Finance > Capital markets: global offerings
- Real estate > Real estate finance
- Dispute resolution > Securities litigation: defense
- Finance > Structured finance: securitization
- Energy > Energy transactions: electric power
- Dispute resolution > General commercial disputes
- Finance > Capital markets: equity offerings
- Finance > Capital markets: equity offerings
- Antitrust > Cartel
- Energy > Energy transactions: oil and gas
- Antitrust > Merger control
- Media, technology and telecoms > Outsourcing
- M&A/corporate and commercial > Private equity buyouts: middle-market (Up to $500m)
- Tax > US taxes: non-contentious
- Labor and employment > Employee benefits, executive compensation and retirement plans: transactional
- M&A/corporate and commercial > M&A: large deals ($1bn+)
- M&A/corporate and commercial > Private equity buyouts: large deals ($500m+)
- Finance > Capital markets: debt offerings
- Dispute resolution > Corporate investigations and white-collar criminal defense