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A trial attorney with over 25 years of litigation experience in state and federal courts, administrative and regulatory forums, arbitration, and other forms of alternative dispute resolution, Jon handles a wide array of complex commercial and real estate litigation matters.

Jon prosecutes and defends claims involving business contracts, partnership agreements, shareholder interests, corporate dissolution, financial disputes, and other business interests. He also draws upon his early training as an assistant district attorney to investigate, prosecute, and defend matters involving corporate claims for damages and asset recovery for employee deceit, misconduct, and fraud. His clients include public and private companies, regulated entities, sole-member and closely held businesses, and individuals.

In real estate matters, Jon represents title insurers, title agencies, land-use organizations, member associations, and individuals in disputes concerning real estate interests. He regularly handles actions involving title to real property, boundary disagreements, easements and land-use rights, waterfront interests, and timber disputes.

Bar Associations

  • Onondaga County Bar Association, Board of Directors Member

Representative Experience

  • Represents government interests in multi-jurisdiction Native American land claims.
  • Represents multinational telecommunication companies in contract disputes and constitutional challenges to prohibitive regulatory codes.
  • Represents regulated utilities in the prosecution and defense of multi-million contract claims and business disputes.
  • Represented a $10 million trust and fiduciary in contested accounting and decanting proceedings.
  • Represented a historic foundation in legal proceedings involving title, possession, and deaccessioning claims on a Thomas Cole master painting.
  • Represented a Fortune 100 defense contractor in defense-of-contract action and the prosecution of counterclaims.
  • Defended a class-action lawsuit for a major NYC retailer.
  • Prosecuted a lawsuit for a multinational manufacturer to recover business opportunity and other losses.
  • Prosecuted fraud, waste, and corporate malfeasance claims in derivative action, leading to a multi-million settlement.
  • Defended shareholder-derivative action for a major manufacturer, leading to case dismissal.
  • Defended a franchisee against an automobile manufacturer in termination action.
  • Defended a class-action lawsuit seeking to block a bank merger.
  • Administering a $10 million taxable estate, including extensive real estate holdings in a contested estate with a lost will and potential right of election.

Prior Experience

  • Hiscock & Barclay, LLP, Partner
  • Westchester County, New York, Assistant District Attorney

Selected Community Activities

  • Boys & Girls Club of Syracuse, Executive Board Member
  • United Way Policy Council for Success by Six, Legislative Team Chair

Selected Honors

  • The Best Lawyers in America®: Commercial Litigation, 2019–2024
  • Chambers USA, Upstate New York: Litigation: General Commercial, 2015–2023
  • Selected to Super Lawyers Upstate New York: Business Litigation, 2009–2023
  • Daily Record, Power 20 Litigation List, 2021
  • Barclay Damon, Clifford H. Wilson Award for Excellence in Mentoring

Featured Media


Website Accessibility Lawsuits: Several "Tester" Plaintiffs—Compres, Sanchez, Fontanez, Pajaro, Garcia, and Jaquez—Targeting Businesses in Recent Flurry of Lawsuits


Website Accessibility Lawsuits: Several "Tester" Plaintiffs—Competello, Fernandez, Liz, Riley, and Trippett—Targeting Businesses in Recent Flurry of Lawsuits


CDPAP Providers Get First Look at the Future of CDPAP Without FIs


New York State Fiscal Year 2025 Budget: Implications for Employers Unpacked


Lab Providers Under Increased Scrutiny From Civil and Criminal Agencies for OTC COVID-19 Test Claims


NYS Appellate Court Dismisses Claim Based on Material Misrepresentations in Insurance Application

We're Growing in DC!

We’re excited to announce Barclay Damon’s combination with Washington DC–based Shapiro, Lifschitz & Schram. SLS’s 10 lawyers, three paralegals, and four administrative staff will join Barclay Damon while maintaining their current office in DC’s central business district. Our clients will benefit from SLS’s corporate, real estate, finance, and construction litigation experience and national energy-industry profile, and their clients from our full range of services.

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