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
view all practices
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
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...
Navigating the Commercial Division: A Guide for Long Island Businesses
If you own a business on Long Island, there is a good chance you will face a lawsuit at some point. However, it’s important to understand that since these cases involve highly nuanced business principles and intricate legal issues, they are handled differently than...
How to Protect Your Family Business from Legal Disputes
Legal disputes in business are always challenging — but they can be especially difficult when you run a company with family members. Whether you operate a business with your spouse, parents, children, or siblings, it’s important to ensure you take the necessary...