Michael M.Klotz (Mike)


New York + 1.212.326.3796

Michael Klotz focuses on complex commercial litigation involving financial products, contract disputes, allegations of tortious conduct, and statutory claims. He has experience in federal court, state court, regulatory proceedings, and American Arbitration Association (AAA), International Chamber of Commerce (ICC), and JAMS (private alternative dispute resolution) arbitrations. He has helped to defend putative class action lawsuits under state consumer protection statutes and federal statutes, including the Telephone Consumer Protection Act (TCPA), the Fair Credit Reporting Act (FCRA), the Securities Exchange Act of 1934, and the Sherman Act.

Mike is a member of the team defending an international bank in an antitrust multidistrict litigation (MDL) in the Southern District of New York. He is also a member of the team challenging the constitutionality of a claim-revival statute on due process grounds in coordinated state court proceedings. He has served as lead counsel for a credit reporting agency in more than 40 lawsuits alleging claims under the FCRA and analogous state statutes.

Mike is committed to pro bono legal service. He has worked on behalf of clients seeking asylum and petitioning for clemency. In addition he has represented clients in domestic abuse, child support, child custody, and divorce matters in the New York City Family Court system.

Mike has taught as an adjunct professor of law at Fordham University School of Law since 2018.


  • Five9 acquires Virtual Observer, formerly known as CSIJones Day advised Five9, Inc. in its acquisition of Virtual Observer, formerly known as CSI, an innovative provider of cloud-based Workforce Optimization (WFO), also known as Workforce Engagement Management (WEM), solutions.
  • Citizens Financial Group secures dismissals of putative class action claimsJones Day client Citizens Financial Group Inc. (“Citizens”) secured dismissals of putative class action complaints brought by two shareholders who claim that Citizens violated the Securities Exchange Act of 1934 by making alleged misstatements regarding the extent to which customer appointments were made or kept.
  • Deutsche Bank defends lawsuit alleging boycott against CDS exchangeJones Day is defending Deutsche Bank AG, New York Branch in litigation brought by Tera Group, Inc., a swap execution facility (SEF) operator, which alleges that the defendants boycotted it to prevent it from gaining traction as an exchange for credit default swap (CDS) exchanges.
  • Port Authority defends class action lawsuit surrounding "Bridgegate" lane closuresJones Day is defending the Port Authority of New York and New Jersey in a class action lawsuit brought by both private and commercial commuters who assert that they suffered damages as a result of traffic approaching and surrounding the George Washington Bridge following the reassignment of certain local access lanes during September 2013.
  • Jones Day obtains presidential commutation reducing client’s mandatory life sentence for nonviolent drug-related offenses to a term of 240 monthsOn December 19, 2016, the U.S. Office of the Pardon Attorney notified a Jones Day team that President Obama had granted their client’s clemency petition reducing his mandatory life sentence to a term of 240 months.
  • Duchossois Group obtains dismissal of products liability lawsuit over misplaced garage door control buttonJones Day client The Duchossois Group, Inc.'s subsidiary The Chamberlain Group, Inc. obtained summary judgment in its favor in a products liability case arising from an accident in the spring of 2011 when the plaintiff sustained personal injuries while using a misplaced control button to open a motorized overhead garage door.
  • ETS defends putative class action alleging transmission of facsimile advertisements lacking adequate "opt out" languageJones Day is representing Educational Testing Service in a putative class action alleging the transmission of facsimile advertisements allegedly lacking adequate "opt out" language.
  • U.S. company evaluates issues associated with filing an antidumping or countervailing duty petitionJones Day is helping a U.S. company evaluate issues associated with filing an antidumping and/or countervailing duty petition targeting products imported from China.
  • ACI Worldwide wins declaratory judgment granting all requested relief in software licensing disputeJones Day client ACI Worldwide Corp. ("ACI") won a declaratory judgment granting all of ACI's requested relief against defendant Churchill Lane Associates, LLC ("Churchill") in a case arising from a dispute between the parties concerning software licensing royalties.
  • Speaking Engagements

    • June 21, 2017
      Attorney for Shylock in "Justice for Shylock: A Mock Appeal Commemorating the 500th Anniversary of the Venice Ghetto" (Library of Congress), argued before a five judge panel including U.S. Supreme Court Justice Ruth Bader Ginsburg.
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