Jeanne-Michele Mariani

Associate

Philadelphia
T +1.215.564.1509
F +1.215.568.3439

Overview

Jeanne-Michele Mariani focuses her antitrust and competition practice on matters relating to fraud, price-gouging, price fixing, and other related issues. She has represented clients in a broad range of industries and has argued motions in front of the commonwealth court. Notably, Jeanne-Michele has extensive experience participating in major witness preparation and pre-trial document review, including single-handedly reviewing 50,000 documents ahead of a trial. Drawing on her hands-on experience in the courtroom, both as a litigator and a law clerk, Jeanne-Michele utilizes her skills to fully understand and meet her clients' needs.

Select Experience

  • Defending downstream energy company Alon USA Energy Inc., a subsidiary of Delek US, against allegations of price fixing in the California gasoline market. Pending in federal court in the Southern District of California, the cases were brought against multiple major oil refiners by putative classes of direct and indirect gasoline purchasers under the Sherman Antitrust Act and California’s antitrust statute, the Cartwright Act. The plaintiffs allege that California consumers were overcharged at the pump between 2012 and 2015 due to the defendants’ allegedly coordinated refinery shutdowns and other purported actions to restrict the supply of gasoline or create an appearance of a gasoline shortage in California. Persian Gulf Consolidated Antitrust Litigation (S.D.Cal.).
  • Advising Pennsylvania-based company in preparation of potential lawsuit regarding charges of racketeering and fraud.
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Experience

  • Defending downstream energy company Alon USA Energy Inc., a subsidiary of Delek US, against allegations of price fixing in the California gasoline market. Pending in federal court in the Southern District of California, the cases were brought against multiple major oil refiners by putative classes of direct and indirect gasoline purchasers under the Sherman Antitrust Act and California’s antitrust statute, the Cartwright Act. The plaintiffs allege that California consumers were overcharged at the pump between 2012 and 2015 due to the defendants’ allegedly coordinated refinery shutdowns and other purported actions to restrict the supply of gasoline or create an appearance of a gasoline shortage in California. Persian Gulf Consolidated Antitrust Litigation (S.D.Cal.).
  • Advising Pennsylvania-based company in preparation of potential lawsuit regarding charges of racketeering and fraud.
  • Defended a Fortune 500 healthcare company against allegations of HIPAA Violations and state claims of disclosure of privileged medical information, including HIV status, in MSI v. Doe.

Recognitions and Memberships

Pro Bono

  • Defending citizens of Pennsylvania to challenge the security and reliability of electronic voting machines in the Commonwealth of Pennsylvania in NEDC v. Boockvar (Commw. Pa).

Prior Positions

  • The Honorable Thomas Vanaskie, U.S. Court of Appeals, Third Circuit: Law Clerk (2016 to 2018)
  • American Civil Liberties Union, Voting Rights Project: Legal Intern (2015)
  • U.S. Attorney's Office for the Northern District of New York: Legal Extern (2014 to 2015)
  • U.S. Senate Committee on Health, Education, Labor and Pensions: Legal Intern (2014)

Admissions

  • U.S. District Court, Eastern District of Pennsylvania
  • U.S. District Court, Western District of Pennsylvania
  • U.S. District Court, Middle District of Pennsylvania
  • District of Columbia
  • New York
  • Pennsylvania

Education

  • J.D., Syracuse University College of Law, 2016, cum laude; Syracuse Law Review, Senior Notes Editor; Veterans Legal Clinic, Student Attorney
  • M.P.A., Syracuse University, 2016
  • B.A., University of Pennsylvania, 2011, cum laude

Blog

In The Blogs

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Antitrust Advocate
COVID-19: Pricing During COVID-19 Without Gouging or Fixing
By Jeanne-Michele Mariani, Ann M. O'Brien
April 10, 2020
As antitrust counsel, we have done our best to keep up to date with the latest news coming from the federal and state governments on price gouging and efforts to combat shortages and hoarding of PPE. Today, we write to provide a few more...
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AD-ttorneys Law Blog
COVID-19 Update: Pricing During COVID-19 Without Gouging or Fixing
By Jeanne-Michele Mariani, Ann M. O'Brien
April 8, 2020
We recently blogged here about the FTC and states combating scams, price gouging and deceptive ads, and our antitrust group issued an alert on navigating antitrust issues in the wake of COVID-19. Today, we write to provide updates about...
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