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  1. Professionals

Matt DalSanto

Partner

Chicago

+1 312-558-6211

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  • Overview
  • Experience
  • Credentials
  • Insights & News

Matt is an attorney and Ph.D. applied economist whose practice is at the intersection of law and economics. As both an attorney and economist, he develops novel and intuitive arguments that further his clients’ objectives on many of their most significant and economically sophisticated matters. 

Matt is an attorney and a Ph.D. applied economist. He focuses his practice on the areas of antitrust and unfair competition law, intellectual property law, and the use of economic and statistical analysis in legal matters. With his skills and experience as well as the team of economists he assembled, he provides not only high-quality legal work product in a multitude of areas, but also comprehensive and thoughtful analyses of the potential economic consequences of legal decisions. Matt also serves as a consultant within the firm on various confidential matters for clients and coordinates a number of external expert teams in several large multidistrict litigations. 

Key Matters

  • In re Optical Disc Drive (ODD) Antitrust Litigation – Successfully defeated indirect purchaser plaintiffs’ motion for class certification.
  • In re Lithium Ion Batteries Antitrust Litigation – Successfully defeated indirect purchaser plaintiffs’ motion for class certification twice.
  • In re Cathode Ray Tube (CRT) Antitrust Litigation – Represent a major electronics manufacturer against individual and antitrust class actions related to the CRT industry.
  • In re Capacitors Antitrust Litigation – Represent a major electronics manufacturer against individual and antitrust class actions related to the Capacitors industry.
  • EMV Antitrust Litigation – Represent credit card network in putative class action alleging a conspiracy to shift liability in connection with rollout of security-enhanced "chip" cards.

Matt was named to Best Lawyers: Ones to Watch in America for Commercial Litigation (2021–2023). 

Matt is a member of the State Bar of California’s Unfair Competition and Antitrust Section and is on the Economics Committee of the American Bar Association’s Antitrust Section.

Capabilities

Antitrust/Competition
Litigation/Trials
Commercial Litigation & Disputes
Privacy & Data Security
Technology Antitrust
Antitrust Transactions
Patent Litigation
Class Actions & Group Litigation
Product Liability & Mass Torts
Securities, M&A & Corporate Governance Litigation
Public Companies
Cryptocurrencies, Digital Assets & Blockchain Technology
Automotive & Mobility
Health Care
Technology, Media & Telecommunications
Sports

Key Matters

  • In re Optical Disc Drive (ODD) Antitrust Litigation – Successfully defeated indirect purchaser plaintiffs’ motion for class certification.
  • In re Lithium Ion Batteries Antitrust Litigation – Successfully defeated indirect purchaser plaintiffs’ motion for class certification twice.
  • In re Cathode Ray Tube (CRT) Antitrust Litigation – Represent a major electronics manufacturer against individual and antitrust class actions related to the CRT industry.
  • In re Capacitors Antitrust Litigation – Represent a major electronics manufacturer against individual and antitrust class actions related to the Capacitors industry.
  • EMV Antitrust Litigation – Represent credit card network in putative class action alleging a conspiracy to shift liability in connection with rollout of security-enhanced "chip" cards.

Credentials

Education

Matt received a J.D. from the University of California, Berkeley School of Law in 2011. While in law school, he was elected editor-in-chief of the Berkeley Business Law Journal, worked as a research assistant to Professors Andrew Guzman and John Yoo, presented in Berkeley Law’s prestigious Law and Economics Workshop, and served as a post-doctoral research fellow at the Berkeley Center for Law, Business and the Economy (BCLBE). Matt earned his Ph.D. in Applied Economics and M.A. in economics from the University of Minnesota in 2010. While pursuing his Ph.D., he lectured in the economics department at the University of Minnesota and served as an adjunct lecturer in economics at Hamline University and Macalester College. Matt received his B.S. in mathematics and economics from the University of Illinois, Urbana-Champaign in 2003.

    Admissions
    • California
    • Illinois

    Related Insights & News

    • “Elimination of Bias in AI,” Winston & Strawn’s Disruptive Technologies Legal Summit, Sept. 30, 2020
    • “Class Certification Update,” Class Action Money & Ethics Conference, New York, May 6, 2019
    • “Plaintiffs Placing Themselves in Harm’s Way,” Class Action Money & Ethics Conference, New York, May 7, 2018
    • “Antitrust: Past and Present,” University of California, Berkeley, School of Law, April 4, 2012
    • “The Economics of Horizontal Government Cooperation,” University of California, Berkeley, Law and Economics Workshop, April 11, 2011
    • “The Use of Statistics in the Law,” University of California, Berkeley, Statistics Department, VIGRE Undergraduate Seminar, November 15, 2010
    Recognitions
    Winston & Strawn’s Antitrust Work Shortlisted for Three GCR Awards 2025

    February 5, 2025

    Recognitions
    Winston Team Led by Jeffrey Kessler and Jeanifer Parsigian Featured as Runner-Up in Litigator of the Week Column

    December 20, 2024

    Recognitions
    Winston Team Led by Jeffrey Kessler Featured as Litigator of the Week

    October 11, 2024

    Press Release
    Hagens Berman and Winston & Strawn Seek Court Approval of Historic Settlement to Revolutionize College Sports

    July 26, 2024

    In the Media
    Winston & Strawn Secures Multibillion-Dollar Settlement for College Athletes

    May 28, 2024

    Press Release
    Hagens Berman and Winston & Strawn Secure Historic Multibillion-Dollar Settlement for College Athletes and Bring Revolutionary Change to College Sports

    May 23, 2024

    News
    2023 Pro Bono Impact Report

    May 1, 2024

    Pro Bono In Action
    Winston Pro Bono and Winston For Good Collaborate to Help Migrants File for Asylum

    December 8, 2023

    Pro Bono In Action
    Maria Kutnick Leads Chicago Office Response to Migrant Crisis

    October 25, 2023

    Sponsorship
    Winston & Strawn Hosts the First ACTL Corporate Litigation Counsel Trial Advocacy Program

    May 11-12, 2023

    Recognitions
    Winston & Strawn Antitrust/Competition Practice Recognized in 2023 GCR 100

    December 19, 2022

    Press Release
    Winston & Strawn Names 19 New Partners

    December 6, 2022

    View All Insights & News

    Capabilities

    Antitrust/Competition
    Litigation/Trials
    Commercial Litigation & Disputes
    Privacy & Data Security
    Technology Antitrust
    Antitrust Transactions
    Patent Litigation
    Class Actions & Group Litigation
    Product Liability & Mass Torts
    Securities, M&A & Corporate Governance Litigation
    Public Companies
    Cryptocurrencies, Digital Assets & Blockchain Technology
    Automotive & Mobility
    Health Care
    Technology, Media & Telecommunications
    Sports
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