Quinn Emanuel Urquhart & Sullivan, LLP’s antitrust practice is highly regarded for its extensive experience defending blue-chip clients in high-stakes litigation. The team has achieved notable successes, including dismissals without monetary payments, key verdicts in complex cases, and favourable settlements. Known for its specialist expertise, the practice excels in handling cases involving the intersection of antitrust, intellectual property, and bankruptcy law. Co-chair Kevin Teruya, based on the West Coast, focuses on antitrust, unfair competition, and IP litigation. Sami Rashid, co-chairing from New York, has led multiple defences against allegations of price-fixing and other anticompetitive practices. Mike Bonanno in Washington DC bolsters the team with his expertise in antitrust investigations, while Kevin Arquit, who joined the DC ffice in 2024, adds significant corporate and regulatory experience. Steig Olson, also in New York, is recognised for his adept handling of both plaintiff and defendant antitrust matters.
Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

  • ‘Very strong strategic thinkers; set a great plan for litigation and then can execute on it.’
  • ‘Steig Olson is top notch in the antitrust space.’

Key clients

  • National Association of Realtors
  • Ningde Amperex Technology
  • Vitol
  • Pacific Dental Services
  • JBS
  • Citadel
  • Express Scripts
  • Trafigura
  • Pilgrim’s Pride
  • Jazz Pharmaceuticals

Work highlights

  • Representing JBS in litigation alleging that JBS and other major packers conspired to lower fed cattle prices and raise beef prices.    
  • Represented Citadel in the highly publicized “meme stock” short squeeze litigation.

Lawyers

Practice head

Kevin Arquit; Mike Bonanno; Sami Rashid; Kevin Teruya; Kate Vernon

Other key lawyers

Steig Olson; Dan Brockett; Debra Bernstein; Adam Wolfson; Will Sears; Alicia Cobb