Daniel B. O'Leary, Esq.

“I enjoy mediating cases to foster and create a win-win scenario for all parties to avoid the costs and stresses of an uncertain trial.”
  –  Dan O’Leary |PowerHouse

Contact Information

Practice Areas

  • Civil Mediation
  • Civil Arbitration
  • Court Appointed Neutral/Special Master

Education

  • William Mitchell College of Law – J.D. degree, 1976
  • University of Minnesota – B.A. degree cum laude, 1972

Bar Admissions

  • State of Minnesota, 1976

  • United States District Court-Minnesota, 1977

Professional Appointments

  • Appointed to Minnesota State Bar Association Civil Trial Certification Board, which is charged with certifying trial lawyers as specialists in Minnesota, 1990 – present
  • Mayor, Sunfish Lake, Minnesota, July 2018 – present
  • City Council Member, Sunfish Lake, Minnesota 2017-July 2018
  • Planning Commission Member, Sunfish Lake, Minnesota 2015-2016
  • Chair, West St. Paul Charter Commission 2003-2006
  • William Mitchell College of Law, Alumni Board Member, 2002-2006, Secretary/Treasurer, 2004-2005; Vice President 2005-2006
  • Instructor and advisor at National Institute of Trial Advocacy (NITA) programs
  • Adjunct Professor, William Mitchell College of Law – 1980s

Professional Accomplishments & Honors

  • Minnesota Lawyer – “The Power 30 Personal Injury Law” attorneys, 2022 & 2023
  • Minnesota Super Lawyer, 2001 – Present
  • Martindale-Hubbell -AV Rated, 1980 – Present
  • Minnesota Super Lawer – Top 40 Lawyers, 2004
  • Douglas K. Amdahl Inn of Court – President, 2002-2003
  • Consumer Guidebook to Law and Leading Attorneys, 1994 – 2001
  • Who’s Who in American Law, 1985-86, 4th Edition – Present
  • Minnesota Association for Justice, Member Board of Governors, for over 15 years
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Professional Associations

  • Minnesota Association of Justice
  • Minnesota State Bar Association
  • Douglas K. Amdahl Inn of Court
  • American Bar Association Fellows
  • First District Bar Association

Biography

With an impressive career spanning over 40 years, Dan brings a wealth of experience and expertise to PowerHouse. He will be providing comprehensive dispute resolution services, including mediation, arbitration, and special master/court-appointed neutral assignments.

Dan’s extensive litigation background has been focused on personal injury cases, including products liability, premises injuries, motor vehicle accidents, and various other personal injury matters. Recognized for his meticulous trial preparation, Dan leverages this skill in his mediation practice to achieve successful win/win outcomes.

As an ADR Professional, Dan is uniquely positioned to educate parties on the risks and potential outcomes of trials, drawing from his deep litigation experience. His engaging interpersonal style, empathy, and objectivity enable him to effectively connect with parties guiding them towards reasonable compromises. 

In addition to his legal prowess, Dan is an esteemed lecturer, often sought after both locally and nationally, to share his insights on trial practice and ADR. He has been recognized as a Minnesota Super Lawyer and the “Power 30” of Personal Injury Law. 

Beyond his professional achievements, Dan is dedicated to his community, serving as the Mayor of Sunfish Lake. This role has provided him with a profound understanding of municipal and governmental practices. He is a past President and longstanding member of the Douglas K. Amdahl Inn of Court, embodying the group’s principles of ethics, civility, and professionalism.

Experience

  • Mansur & O’Leary, P.A., 1976 to present – associate, partner, and current owner
  • Mansur & O’Leary, P.A., Law Clerk 1972-1976

Professional Publications

  • Minnesota Trial – Henning Hearing article 2016
  • Authored numerous articles on conducting client depositions and other aspects of trial practice and personal injury law, including a chapter in the Minnesota Motor Vehicle Accident Desk Book, a reference guidebook for practicing attorneys published by the MSBA.