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Jason P.W. Halperin

  • Secured a unanimous jury verdict at November 2021 trial in New York State Supreme Court on behalf of an investment banker client after his decade-long battle with his former fiancée over an investment property in the Hamptons. After a 7-day jury trial, the jury needed only about 1 ½ hours to find for our client, to agree that the two Defendants had been unjustly enriched at our client’s expense, and to award the full amount in damages that he had sought at trial.
  • Represented a high-profile client in the health care space in responding to a FINRA inquiry. We were ultimately able to close the inquiry with no further action taken by FINRA or the SEC.
  • Successfully represented a Hollywood executive facing federal corruption charges and obtained a declination of prosecution for the executive.
  • Representing a large defense contractor in a wide-ranging DOJ investigation and related internal investigation involving alleged bribery and kickbacks.
  • Represented a financial services company in connection with an employee termination dispute that resulted in a successful criminal referral to the US Attorney’s Office for the Southern District of New York and the FBI.
  • Representing a high-ranking aide to former New York Governor Andrew Cuomo in various investigations and proceedings conducted by federal and state prosecutors.
  • Representing a New York-based in-patient rehab and detox treatment center in an investigation by the New York State Justice Center into allegations of misconduct at the facility.
  • Represented a business owner in a federal criminal case brought by the U.S. Attorney for the Eastern District of New York related to banking and tax related charges.
  • Represented an attorney charged with securities fraud and wire fraud conspiracy in the Eastern District of New York.
  • Representing client antiquities dealer who is being investigated by U.S. Attorney’s Office in Washington, D.C. and FBI for variety of federal offenses.
  • Represented various real estate investors in charges of fraud brought against parties related to properties the investors hold a stake in and simultaneous SEC investigation.
  • Represented Apple in litigation dispute.
  • Represented DraftKings in crisis-management situation involving multiple investigations from federal and state law enforcement into the daily fantasy sports industry. 
  • Conducted an internal investigation for an NBA team.
  • Representing F*ck Jerry and Jerry Media social media and influencer companies in variety of matters.
  • Represented numerous high-profile celebrity clients in extortion and other confidential matters.
  • Representing public relations firm and providing confidential counsel to client.
  • Secured a complete victory for a New York non-profit organization and related executives in a broad investigation by the Office of the New York State Attorney General’s Office’s Charities Bureau and NY state agency OASAS.
  • Representing a non-profit organization in an investigation by the NY AG’s Office and the NY Office of Medicaid Inspector General.
  • Led a full internal investigation of a professional sports team into allegations of sexual harassment and misconduct.
  • Representing a United States Ambassador in confidential matter. 
  • Represent numerous clients who receive subpoenas as part of law enforcement investigations. 
  • Defeated price gouging case brought by the NY AG's Office against national distributor and its CEO.  AG claimed our clients had charged excessive prices for cleaning products during the COVID-19 pandemic.  After an expedited proceeding and a summary hearing, our clients were fully vindicated and the case dismissed, in the only successful defense under this statute in over 40 years.
  • Representing a client in the United States District Court for the Southern District of New York in the recovery and enforcement of a $300 million arbitration award issued to our client.
  • Representing client who was an extortion victim in referral to U.S. Attorney’s Office.
  • Representing company who was victim of a cyber-attack by a former employee in referral to U.S. Attorney’s Office.
  • Representing client plaintiff in contract dispute in upcoming trial in New York State court.
  • Representing dozens of sleepaway camps in variety of matters. 
Case Study
Mintz represented investment banker Rick Swift in New York State Supreme Court in his decade-long battle with Jill Rappaport, formerly his fiancée and a TODAY show correspondent, over a Hamptons investment property. After finding that Jill and her mother were unjustly enriched, the jury awarded Swift nearly $2.6 million.
Case Study
Mintz represented International Data Group, Inc., a leading market intelligence and data platform for the technology industry, in its sale to private equity funds managed by Blackstone.
Case Study
Mintz secures unprecedented victory for Quality King Distributors and its CEO in price gouging case brought by New York State’s Attorney General.