NEW YORK COMMERCIAL LITIGATION ATTORNEYS
The Long Island-based Commercial Litigation attorneys at Barnes & Barnes, P.C. pursue complex business claims in the Commercial Division of the New York State Supreme Court, Federal Court and various arbitration forums. Our decades of experience in Commercial Litigation helps us deliver pragmatic strategies to achieve solutions which align with the client’s business objectives. In that regard, we achieve timely and relevant results on a cost-effective, results-oriented manner.
How We Help Our Clients

Disputes between businesses

commercial litigation

breach of contract

arbitration

Business Fraud

cybersecurity & data breach litigation

Interference with business relationships
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what our clients say
meet the team

Leo K. Barnes, Jr.

Matthew J. Barnes

Ryan J. McMahon

Sonia A. Russo

Morgan E. Weber
recognitions
2023 Long Island Business News reader rankings winner x4

Best Construction Law Firm

Best Law Firm (Overall)

Best Business Formation Law Firm

Best Litigation Law Firm
Insights
Family Business Disputes on Long Island: Common Issues and Legal Solutions
There are many advantages in operating a family business on Long Island. However, these dynamics can also present some unique challenges. When conflicts arise in a family business, it’s not only personal relationships that are at risk — business relationships are in...
The Importance of a Trial Lawyer in Long Island Business Disputes
Most businesses will face a dispute at some point — whether it involves a breach of contract, conflict with a partner, fraud, a breach of fiduciary duty, or another issue. Although some matters can be settled through negotiation, mediation, or arbitration, others can...
Why You Need a Non-Compete Agreement Lawyer on Long Island
A non-compete agreement can be essential to protect your company’s trade secrets, client lists, and other proprietary information from being disclosed to competitors. However, creating these agreements can be complex — and they are increasingly scrutinized in the...