Serves as co-lead counsel in antitrust litigation against Visa, MasterCard, and major banks challenging anticompetitive rules and interchange fees charged to merchants
Plaintiff(s):
Class of merchants seeking monetary and equitable relief
Case type / claims:
Antitrust class action alleging that Visa, MasterCard and major card-issuing banks colluded to fix payment card interchange fees and enforce anticompetitive rules that inflated costs for merchants, in violation of the Sherman Act.
Defendant(s):
Visa Inc., MasterCard Inc., and major card-issuing banks
Jurisdiction:
U.S. District Court for the Eastern District of New York
Year:
Active
Outcome:
- Class certification in 2021, believed to be the largest injunctive class ever certified in an antitrust case.
- Settled in 2025, motion for preliminary approval is pending.




