Karen Hanson Riebel is a partner in Lockridge Grindal Nauen P.L.L.P.  A 1991 dual-degree program graduate (J.D., B.A., cum laude) from the Boston University School of Law and the Boston University College of Liberal Arts, Ms. Riebel joined the firm in 1992.  

During her tenure at the firm, Ms. Riebel has been active in class action, consumer fraud, data breach, data privacy, securities, antitrust, and other complex litigation.  Ms. Riebel is currently working on the forefront of data breach litigation in the United States, most recently as a member of the five-person leadership committee appointed by the Honorable Lucy H. Koh in the In re Yahoo! Inc. Customer Data Security Breach Litigation, No. 16-02752 (N.D. Cal.).  In addition, Ms. Riebel served or is serving as: Co-Lead Counsel for financial institution plaintiffs in Greater Chautauqua Federal Credit Union, et al. v. Kmart Corporation, et al., No. 15-02228 (N.D. Ill.); and MidWest America Federal Credit Union et al. v. Arby’s Restaurant Group, Inc., No. 17-00514-AT (N.D. Ga.); Liaison Counsel for the financial institution plaintiffs and as a member of Plaintiffs’ Leadership Committee in In re Target Corp. Customer Data Security Breach Litig., No. 14-md-02522-PAM (D. Minn.), and on the Executive Committees for financial institution plaintiffs in In re Home Depot, Inc., Customer Data Security Breach Litig., No. 14-02583-TWT (N.D. Ga.) and First Choice Federal Credit Union et al. v. The Wendy’s Company et al., No. 16-00506 (W.D. Pa.).  In addition, Ms. Riebel was appointed as co-lead counsel for plaintiffs in In re Community Health Systems, Inc., Customer Security Data Breach Litig., No. 15-00222, MDL 2595 (N.D. Ala.).  

Ms. Riebel is admitted to practice before the United States Court of Appeals for the Eighth Circuit, the United States Court of Appeals for the Third Circuit, and the federal and state courts of Minnesota.  She was a member of the United States District Court for the District of Minnesota’s ECM/ECFE Advisory Committee, has served as an officer of the National Association of Shareholder and Consumer Attorneys (NASCAT) since 2007, is a member of the Board of Advisors for the Page Education Foundation, and is a member of the Board of Directors of Project for Pride in Living.