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Member Profile: William J. Maledon

design element William J. Maledon
Osborn Maledon, P.A.
2929 North Central Avenue
Suite 2100
Phoenix, AZ 85012
Email: Click for email

Tel: (602) 640-9133
Fax: (602) 640-9050

AZ Chapter:

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ADR Services Include:

Mediation; Early Neutral Evaluation; Discovery Referee; Special Master


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Calendar Last Updated: 7 Nov 18
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Please click preferred date to submit an
appointment request TO THIS MEMBER's OFFICE

1) Please enter all requested details into the form, to assist this attorney's staff.
2) Your email will be routed directly to William's assistant, Jessica Lopez
3) You will receive a response by email or phone, usually within 1 hour, confirming the specifics of your requested appointment.


This free online scheduling service is funded by our Academy members.


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William J. Maledon has substantive case experience in the following areas...

design elementAnti-Trust
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design elementBusiness Dissolution
design elementCommercial/Business
design elementConsumer Fraud
design elementContract Disputes
design elementInsurance
design elementIntellectual Property
design elementLegal Malpractice
design elementLibel & Slander
design elementPersonal Injury
design elementProduct Liability
design elementProfessional Fees
design elementProfessional Liability
design elementProfessional Malpractice
design elementProfessional Negligence
design elementSecurities
design elementShareholder Disputes
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design elementTorts
design elementUnfair Competition


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Since 2007, Bill Maledon has served as mediator or special master in many cases involving a wide variety of legal issues. He brings to his mediation practice extensive experience in both federal and state courts in a wide variety of cases, including antitrust and trade regulation cases, product liability cases, negligence cases, securities cases, insurance cases, professional liability cases, and sports cases. He also has extensive experience in handling appellate matters.

Bill is recognized as one of the leading commercial litigation and trial attorneys in Arizona.  He began his legal career in Arizona in 1974 after a clerkship with Justice William J. Brennan of the United States Supreme Court.

He has been listed in Best Lawyers in America for over 25 years and has been recognized by Best Lawyers on several occasions as "Lawyer of the Year" in various categories.  In addition, for the last 15 years he has been named by Chambers USA as one of the top-tier business litigation attorneys in Arizona, and since 2012 he has been listed by Chambers as the only "Star" litigator in Arizona.  On several occasions, he has been named by Law Dragon Magazine as one of the 500 leading lawyers in America.  He is a Fellow of the American College of Trial Lawyers, a Fellow of Litigation Counsel of America, and a member of numerous other professional organizations.


  • J.D. summa cum laude, University of Notre Dame, 1972
  • Editor-in Chief of the Notre Dame Law Review
  • B.S. Loyola University of Chicago, 1969

Memberships & Affiliations

Court Admissions:

  • Arizona Supreme Court, 1974
  • U.S. Supreme Court, 1978
  • U.S. District Court, District of Arizone, 1974
  • U.S. Court of Appeals, Ninth Circuit, 1975
  • U.S. Court of Appeals, Eighth Circuit, 1999
  • U.S. Court of Appeals, Federal Circuit, 2009


  • American College of Trial Lawyers, Fellow
  • Litigation Counsel of America, Fellow
  • Arizona Bar Foundation, Founding Fellow
  • Federal Judicial Conference Standing Committee on Rules of Practice and Procedure, 2005-2012
  • Arizona Supreme Court Committee on Complex Litigation
  • Arizona Supreme Court Committee on Jury Reform
  • Ninth Circuit Advisory Board, 2014-present
  • Maricopa Bar Association Hall of Fame


$550 per hour. No cancellation or postponement fee if scheduled mediation is cancelled before mediation briefs are submitted..
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