William Cornachio focuses his practice on general corporate and commercial real estate matters, mergers and acquisitions, corporate and real estate finance, and other commercial lending.
A partner in Rivkin Radler’s Banking and Corporate Practice Groups, William’s clients include banks and other lenders to real estate and commercial borrowers, distribution companies, owners and developers of commercial properties, construction companies, and a major telecommunications company.
William counsels a number of middle market companies with business operations or real estate interests in the New York metropolitan area.
He has handled a variety of high-stakes corporate matters, acquisition of a technology subsidiary from a publicly traded company, sell-side private equity transactions, the tax-free merger of a leading manufacturer’s business into a publicly traded company in accordance with the exempt-offering regulations of the federal securities laws, the sale of a medical facility to one of New York City’s largest private hospitals, tax-free divisive split-ups, and a number of major loan transactions to a variety of manufacturing and service businesses.
A frequent lecturer to business groups, real estate trade organizations, and lawyers, William is a member of the Commercial and Industrial Brokers Society and the Long Island Real Estate Group. He is Chairman of the Town of North Hempstead Waterfront Advisory Commission. William is actively involved with the Interfaith Nutrition Network, and is counsel to the Long Island Children’s Museum and the Manhasset Bay Sailing Foundation.
William was named Lawyer of the Year in 2023 for his work in Real Estate Law by Best Lawyers and has been named to Best Lawyers in America® for Real Estate Law from 2020-2023.
He received the 2018 Leadership in Law Lifetime Achievement Award from Long Island Business News.
926 RXR Plaza
Uniondale, NY 11556-0926
Washington, D.C.Court Admissions
United States District Court for the Eastern and Southern Districts of New York
United States Court of Appeals for the D.C. Circuit
United States Tax CourtBar Affiliations
American Bar Association – Business and Banking Law Committee
New York State Bar Association – Real PropertyEducation
Fordham University School of Law, Juris Doctor
Colgate University, B.A.