Robert Sidorsky sitting by window with the concept of about his financial litigation services

Complex Financial & Cross-Border Litigation

Robert Sidorsky, member of Russo PLLC, brings over thirty years of experience to his practice in complex financial litigation, with extensive proficiency in representing international clients in cross-border litigation and bankruptcy matters.

Areas of Practice

His practice area is notably focused on financial services litigation, accountants’ liability, securities litigation, director and officer liability, and bankruptcy-related claims, showcasing his versatility and depth of knowledge in financial law.

Mr. Sidorsky has earned a distinguished reputation for representing a diverse clientele, including lenders, investors, bankruptcy trustees, and governmental agencies in high profile international fraud cases His role as litigation and conflicts counsel in significant Chapter 15 bankruptcy matters underscores his proficiency in navigating the intricacies of international bankruptcy law. His frequent involvement in the enforcement of foreign judgments and international arbitral awards, including sovereign immunity issues, further highlights his mastery in cross-border litigation.

Financial Services Litigation

Accountants' Liability

Securities Litigation

Director and Officer Liability

Bankruptcy-related Claims

International Bankruptcy Law

Education & Experience

Before joining Russo PLLC, Mr. Sidorsky was a shareholder at Butzel Long in New York and a partner at Thacher Proffitt & Wood LLP.  He is a Columbia Law School graduate, where he served as the Managing Editor of the Columbia Journal of Transnational Law, demonstrating early on his commitment to international practice. He also holds an undergraduate degree, magna cum laude, from Harvard College, with a concentration in Russian and European history.

Bar Admissions, Memberships and Awards

Admitted to the New York State Bar, Mr. Sidorsky has litigated matters in many jurisdictions throughout the United States, has represented clients in both domestic and international arbitration proceedings, and is frequently called on to advise international clients on issues of New York law. His involvement with the Securities Reform Act Litigation Reporter’s Board of Advisors and longstanding membership in the International Bar Association, American Bankruptcy Institute, the New York City Bar Association, and the New York State Bar Association International Section, reflect his active engagement in the legal community. His consistent recognition as a New York Super Lawyer in Securities Litigation from 2013 to 2023 further attests to his excellence and dedication to his field.

Beyond The Courtroom

Beyond his legal endeavors, Mr. Sidorsky contributes to the cultural community as a member of the Board of Directors for the Center for Italian Modern Art in New York City, highlighting his diverse interests and commitment to the arts.

Robert Sidorsky’s wealth of experience, combined with his strategic approach to legal challenges, marks him as a leader in financial litigation and international legal matters, dedicated to achieving outstanding results for his clients.

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