Deana S. Peck, Retired Partner


Deana Peck is a retired partner with Quarles & Brady. Since retiring from the firm in 2008, after 33 years of practice, Ms. Peck served as Director of the Trial Advocacy Program at Arizona State University’s Sandra Day O’Connor College of Law from 2011 through 2014. Currently, she is a Panelist on the American Arbitration Association National Roster of Arbitrators, and she also serves as an arbitrator for the Financial Industry Regulatory Authority (FINRA). While with the firm, her practice focused on commercial litigation, including antitrust and trade regulation, securities and civil racketeering litigation. As a seasoned litigator, she developed broad experience in case management, discovery and motion practice, and handled evidentiary hearings in court and in arbitrations. Ms. Peck also advised business clients on antitrust matters in a non-litigation context. Examples of her litigation experience while with the firm include:

  • Representation of a national retailer in concurrent state attorney general investigations of potential antitrust violations related to gasoline distribution and pricing practices;
  • Defense of a national accounting firm in a nationwide class action and related suits alleging state law securities and racketeering violations based on allegedly improper audit procedures;
  • Representation of an investment banking firm and its mortgage servicing affiliate in defending a nationwide class action brought on behalf of borrowers challenging mortgage collection practices under the Arizona Consumer Fraud Act;
  • Representation of a national rental company in defense of nationwide class action lawsuits alleging federal securities law violations and in a related shareholder derivative action;
  • Defense of issuer’s counsel against a civil racketeering claim premised on alleged securities violations in connection with a private offering;
  • Representation of a national bread company in defense of federal and state antitrust price-fixing claims;
  • Defense of the winning bidder for broadcast rights to university sporting events in a lawsuit alleging an unlawful tying arrangement; and
  • Defense of a national bank in a federal RICO action arising out of a fraudulent multi-million dollar equipment leasing scheme.

Education and Honors

  • University of Kansas (J.D., 1975)
  • Wichita State University (B.A., 1970)

Bar Admissions

  • Arizona (Retired)

Court Admissions

  • U.S. Court of Appeals, 10th Circuit, 1991
  • U.S. Court of Appeals, 9th Circuit, 1981
  • U.S. Court of Appeals, Federal Circuit

Professional and Civic Activities

  • Former member of leadership of the American Bar Association’s Section of Litigation, initially serving as Co-Chair, Class Actions and Derivative Suits Committee, 2000 – 2003, and culminating with membership on the Section’s governing Council, 2007 – 2010.
  • Faculty, ABA Fifth, Sixth, Seventh, Eighth, Ninth and Tenth Annual National Institutes on Class Actions, Fall 2001, Fall 2002, Fall 2003, Fall 2004, Fall 2005, Fall 2006.
  • Member of Advisory Board for the Class Action Litigation Report published by the Bureau of National Affairs, 2001 - 2008.
  • Adjunct Professor of Law, Arizona State University, Sandra Day O’Connor College of Law, Spring 2008 & Spring 2010.

Professional Recognition

  • Listed in The Best Lawyers in America 2007 (Antitrust Law) and 2008 (Antitrust Law and Commercial Litigation)
  • Martindale-Hubbell AV® Peer Review Rated