Home People James J. O’Shea

James J. O’Shea

P: 315.565.4545
F: 315.565.4600

James J. O’Shea is a partner in the Firm’s Litigation Practice. He focuses his practice on complex litigation in federal and state courts across New York. Mr. O’Shea specifically focuses on the representation of clients in sophisticated corporate disputes and dissolutions for both public and private entities, bankruptcy matters, construction litigation, environmental litigation (including CERCLA and New York State Navigation Law), tax certiorari matters, estate litigation, and insurance defense.

In addition, Mr. O’Shea often serves as a liaison between businesses and individuals regarding employment, tax, and corporate organizational matters.

Representative Matters

  • Represented controlling shareholders and Officer and Directors of a multi-national manufacturing company in the successful defense of breach of fiduciary claims seeking in excess of $10 million dollars, culminating in full resolution of claims and buyout of minority shareholders.
  • Successfully defended the Officers and Directors/Member Managers of a multi-national business at trial in the United States Bankruptcy Court, Northern District of Illinois, on breach of fiduciary claims seeing in excess of $3 million dollars.
  • Obtained judgment in excess of $1 million dollars for a national business conglomerate as a result of a business partner’s breach of contract.
  • Obtained summary judgment for large snowmobile club on personal injury claims pursued by injured snowmobilers.
  • Represented multiple municipalities in multi-year tax certiorari actions.
  •  Obtained summary judgment for regional business in the defense of personal injury claims in Westchester County.
  • Represented regional banking institution in the successful prosecution and recovery of in excess of $300,000.00 on fraudulent conveyance claims.
  • Represented regional banking institution on the recovery of fraudulently wired funds.
  • Represented numerous businesses and individual shareholders in partnership, LLC, and corporate disputes and dissolution proceedings across New York State.
  • Represented numerous beneficiaries, trustees, estate administrators against breach of fiduciary claims.
  • University at Buffalo Law School, J.D., cum laude, 2009
    • Recipient, Harold A. Dautch Memorial Scholarship
    • Concentrations in finance-transactions and International Law
  • Northeastern University, B.S., cum laude, 2006
    • Visiting Scholar, London School of Economics
    • Youth Diplomat, National Youth Diplomacy Mission to China



  • Member, New York State Academy of Trial Lawyers
  • Member, Empire State Counsel, New York State Bar Association
  • Member, New York State Bar Association
  • Member, Northern District of New York Federal Court Bar Association
  • Member, New York State Bar Association, Federal and Commercial Litigation Section
  • Member, Onondaga County Bar Association
  • Secretary, Bishop Grimes Jr./Sr. High School, Board of Trustees
  • Chair, Bishop Grimes Jr./Sr. High School, Athletics Committee Volunteer Junior Varsity/Varsity Basketball Coach, Bishop Grimes Jr./Sr. High School

Honors & Recognitions:

  • Selected, Upstate New York Super Lawyers – Rising Star (2016-2019)
  • Empire State Counsel, New York State Bar Association (2013)