Biography Photo of L Pahl Zinn

L. Pahl Zinn

Named one of the Best Lawyers in America® 2012-present for his work in antitrust law and litigation and a Michigan Super Lawyer® for Business Litigation, Mr Zinn is a Member in Dickinson Wright’s Litigation Department. His extensive counseling and litigation experience includes successfully representing clients in complex commercial litigation, antitrust/trade regulation lawsuits, corporate compliance and internal investigations, dealer/distributor termination, e-discovery, intellectual property and government investigations. His unique cross-section of experience distinctively positions him to counsel clients as they navigate complex antitrust, intellectual property and/or trade regulation issues in a variety of business settings including dealer/distribution arrangements, healthcare, intellectual property licensing and transactional matters, mergers & acquisitions, and government investigations. Whether representing a Fortune 100 company or an individual, his goal is always to provide cost-effective and practical legal advice to meet the client’s business needs while obtaining the best result.

Education & Credentials


Colgate University

B.A., 1991
  • Phi Alpha Theta
  • History Honors Society

Syracuse University

J.D., 1997
  • Order of the Coif
  • magna cum laude

Bar Admission

  • Michigan


  • Best Lawyers in America®
    • Antitrust Litigation, 2012-2024
  • Michigan Super Lawyers®
    • Business Litigation, 2014-2023
  • DBusiness Magazine
    • "Top Lawyers," Antitrust Law/Antitrust Litigation, 2013-2023

Representative Clients

  • Daimler, AG
  • Delta Air Lines, Inc.
  • Emerson Electric, Inc.
  • Ford Motor Company
  • Google Inc.
  • Jones Lang Lasalle
  • MGM Grand
  • PNC Bank, N.A.
  • Rollins, Inc.

Prominent Assignments

Successfully represent clients in pursuing and defending numerous antitrust cases, alleging claims for monopoly, monopsony, conspiracy, price-discrimination, resale price maintenance or predatory pricing, including health care provider and consumer protection claims.

Represent companies and individuals targeted by DOJ in criminal antitrust, price-cartel, and anti-bribery/FCPA investigations.

Represented Fortune 100 Company in DOJ investigation for alleged participation in international price fixing cartel and resulting putative civil antitrust class actions. No charges were brought in criminal investigation and obtained dismissal of putative civil antitrust class actions.

Member of trial team for nationwide antitrust class-action matter, and obtained a favorable resolution of over $151 million.

Co-lead counsel for OEM in antitrust/RICO litigation with claimed damages in excess of $3 billion. Obtained dismissal of all thirteen causes of action in the District Court and dismissal affirmed by Sixth Circuit on appeal.

Co-lead counsel for MGM Grand Detroit in putative class action alleging violations of the Michigan Consumer Protective Act in operation of slot machines and obtained summary dismissal of all claims. Dismissal of cases affirmed on appeal.

Michigan counsel on Michigan Consumer Protection Act and consumer related litigation for Amazon, Inc.

Counsel clients on intellectual property matters including patent litigation and licensing, and intellectual property portfolio management.

Represent clients as lead counsel or Michigan counsel in patent cases including Google, and local counsel representation of KSR International in KSR International Co. v. Teleflex Inc.

Represented major sporting goods manufacture in obtaining a preliminary injunction against competitor for patent infringement of sporting good equipment design.

Co-lead counsel for Tier I automotive supplier in ITC patent infringement trial involving claims of illegal importation of certain products which resulted in an initial determination of infringement and a favorable settlement.

Professional Involvement

  • American Bar Association, Antitrust Section
  • Detroit Bar Association, Director 2022-Present
  • Federal Bar Association, E.D. Mich. Chapter
  • State Bar of Michigan, Former Chair of Antitrust, Franchise & Trade Regulation Section

Community Involvement

  • Capuchin Soup Kitchen Legal Aid Clinic, Volunteer 2012-Present
  • Christ Church Grosse Pointe, Vestry 2000 - 2003
  • Grosse Pointe Hockey Association, Former Volunteer Coach and Board Member, 2002 - 2017
  • University Liggett School, Alumni Board of Governors 2009 – 2016, Vice-President 2014-2015, President 2015-2016


  • Clerk, Michigan Court of Appeals, Pre-Hearing Division, 1997-1998


  • Speaker, “Antitrust & Health Care in 2023: ‘It’s a twister! It’s a twister!’,” Dickinson Wright Healthcare Webinar, September 2023
  • Presenter, “New Lawyer Boot Camp,” Detroit Bar Association, July 2023
  • Author, “DOJ Announces Withdrawal of Longstanding Guidance for the Health Care Industry and Eliminates Benchmarking Safety Zone for Competitively Sensitive Information," Dickinson Wright Client Alert, Feb 2023
  • Co-Author, " Federal Trade Commission Proposes Rule to Ban Non-Compete Clauses," Dickinson Wright Client Alert, Jan 2023
  • Quoted in Modern Healthcare article, "Revised Vertical Merger Guidelines Not Expected to Sway Proposed Deals," October 19, 2021.
  • Co-Author, "Price Gouging During the COVID-19 Crisis," Dickinson Wright Client Alert, April 2020
  • Co-author, “DOJ and FTC Announce Expedited Antitrust Review Procedure and Guidance In Response To COVID-19", Dickinson Wright Client Alert, April 2020 
  • Co-Author, “Is Your Physician Organization Complying With Antitrust Law?” Healthcare Michigan, December 2017 
  • Speaker, "Preventing Price-Fixing Allegations: What You Need to Consider in Your Antitrust Compliance Programs" Webinar in Conjunction with The Knowledge Group, February 23, 2017
  • Speaker, "Cross-Market Mergers in the Healthcare Industry: The New Focus of Antitrust Enforcement?" Webinar in Conjunction with The Knowledge Group and NERA, July 13, 2016
  • Speaker, "Practical Considerations for Enhancing Anti-Bribery and Corruption Compliance," KPMG Risk and Compliance Forum, Detroit, MI, January 14, 2015
  • Speaker, "Legal Strategies, Supplier Trends, and Supply Chain Issues," Original Equipment Supplier's Association Regional Meeting, Nashville, TN, June 20, 2013
  • Moderator, "Corporate Leniency In An Era of Increased Enforcement," Antitrust, Franchise and Trade Regulation Section Of SBM, Detroit, MI, February 15, 2013
  • Speaker, "Anti-Compliance = Antitrust," Automotive Industry Action Group Annual Meeting, Troy, MI, March 6, 2012
  • Contributing author to Michigan Law of Damages and Other Remedies; Ch. 14, Damages Recoverable for Breaches of Contracts for the Sale of Goods, Vol. I (2002 3d ed).
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