David A. Polinsky, Esq.
President and General Counsel/Cofounder
David A. Polinsky joined Cornerstone in 2002, as Vice President and General Counsel. Mr. Polinsky is responsible for the management of all legal matters
affecting or involving Cornerstone, including corporate governance, financings, intellectual property, licensing, and mergers and acquisitions.
Prior to joining Cornerstone, David served as Vice President and General Counsel for the New York-based investment and management company, Square Management Co. Prior to his role at Square Management Co., and in partnership with the Honorable Edward I. Koch, former Mayor of New York City, David founded a company that licensed and developed TheLaw.com, a website that offered marketing services to lawyers and information to consumers. TheLaw.com received national and international acclaim and was featured in The New York Times. Mr. Polinsky has interned for Senator Charles Schumer (D-NY); Chief Bankruptcy Judge Conrad B. Duberstein, Eastern District of New York and Kings Supreme Court Judge Ira Harkavy.
David earned his Juris Doctorate from Fordham University School of Law, and his Bachelor of Arts from Yeshiva University. David is admitted to practice NYS and is a member of the New York State Bar association.