Katherine Holiday

Katherine Holiday

Milwaukee, Wisconsin

Attorney Holiday's legal practice is highly focused: She litigates and resolves employment retaliation claims, wage and hour claims, fraud and whistleblowing. In addition to private sector employees, executives and professionals, Attorney Holiday represents federal and other public workers and executives with their unique procedures. Her background in employment and business law makes her effective in representing clients with enthusiasm and skill. Attorney Holiday is licensed to practice in both Illinois and Wisconsin.

Attorney Katherine Holiday enjoys litigation, but she is nevertheless always delighted to conclude litigation with a settlement in accordance with client goals. Her retaliation and fraud practice covers claims for all manner of protected conduct and whistleblower fraud claims including conduct protected under the False Claims Act, Title VII, Fair Labor Standards Act, Family Medical Leave Act, Wisconsin Fair Employment Act, Sarbanes-Oxley, SEC Whistleblower program, IRS whistleblower program, common law wrongful discharge, National Labor Relations Board, OSHA, federal employee whistleblower protections, Health Care Whistleblower Protection, Defense, and other whistleblower protection and retaliation laws and regulations. Her False Claims Act work includes Medicare and Medicaid fraud, defense contracts, construction, education, pharmaceutical fraud, and off-label drug promotion. She practices in state and federal court as well as in numerous state and federal administrative agencies.

Areas of Practice

  • Employment Retaliation Claims

Bar Admissions

  • Wisconsin
  • Illinois
  • U.S. District Court Eastern District of Wisconsin
  • U.S. Bankruptcy Court Eastern District of Wisconsin
  • U.S. District Court Northern District of Illinois


  • DePaul University College of Law, Chicago, Illinois
    • J.D.
    • Honors: Dean's List
    • Honors: CALI Award for Excellent Performance: Legal Analysis, Research & Communication I
    • Law Review: DePaul Law Review, Associate Editor
  • Marquette University, Milwaukee, Wisconsin
    • B.A. cum laude
    • Honors: Dean's List
    • Major: Social Welfare and Justice
    • Minor: History
  • John Felice Rome Center, Rome, Italy

Published Works

  • Cutting Down on Non-Primary Residential Foreclosures: Section 1322 of the Bankruptcy Code Could Help, NACTT, November, 2010


  • Issue Spotting and Avoiding Pitfalls on Wage & Hours Laws, Wisconsin State Bar, 2014

Honors and Awards

  • CALI Award for Excellent Performance
  • American Bar Association Client Counseling Competition Regional Participant
  • American Legion Citizenship Award
  • Ray Rumple Award from Waukesha Kiwanis Foundation
  • Ignatius Scholarship

Professional Associations and Memberships

  • Wisconsin Bar Association
  • Illinois Bar Association
  • Women's Bar Association of Illinois
  • Wisconsin Employment Lawyers Association, Member
  • Milwaukee Bar Association, Labor & Employment Law Section, Co-Chair
  • 7th Circuit Bar Association
  • Milwaukee Young Lawyers Association
  • 9to5 Wisconsin

Past Employment Positions

  • Ordower & Ordower, P.C., Chicago, Illinois, Law Clerk
  • The Office of the United States Trustee, Chicago, Illinois, 711 , Legal Extern
  • Goldman & Ehrlich, Chicago, Illinois, Law Clerk
  • DePaul University College of Law Professor Philip Ashley, Chicago, Illinois, Research Assistant
  • DePaul University College of Law Legal Analysis, Research & Communication I & II, Chicago, Illinois, Teaching Assistant
  • Hon. Susan Pierson Sonderby, American Bar Association Judicial Intern Opportunity Program, Chicago, Illinois, Intern
  • Michael Goldstein & Associates, Chicago, Illinois, Law Clerk

Pro Bono Activities

  • Corps Member, AmeriCorps National Civilian Community Corps, 2002
  • Educational Seminar regarding Employment Rights, Meta House, 2014