A veteran trial lawyer, Allan Diamond focuses his practice on high-stakes complex litigation primarily serving the business and financial interests of clients throughout the world. He has guided clients through many of the largest corporate financial fraud and breach of fiduciary duty cases in history, typically involving fraudulent schemes that make headlines around the globe, witnesses and evidence scattered across several countries and multiple related legal proceedings both in the U.S. and abroad.
Allan is one of the world’s most sought-after lawyers for investigating corporate fraud and fiduciary liability. He has helped clients resolve complex disputes involving every claim and fraudulent scheme imaginable, ranging from breach of fiduciary duty, misappropriation of corporate assets, fraudulent transfers, Ponzi schemes, and all fiduciary estate matters.
Allan regularly practices and serves as lead trial counsel in cases before the New York courts, including numerous cases and jury trials in the New York Supreme Court, including but not limited to heirship disputes, testamentary trusts, and trustee litigation. He has extensive experience in high-profile commercial and financial fraud matters. Some representative examples are:
- Lead trial counsel on behalf of the estate of Dr. Steven Colvin, a world-renowned cardiothoracic surgeon at NYU Langone Medical Center, in a complex dispute over testamentary trustees and heirship issues in the New York Supreme Court.
- Lead trial counsel for a Mexican airline in a multimillion-dollar cross-border litigation against a Canadian airline, involving breach of contract, unfair competition, and claims under New York and Mexican law. Case was tried to a jury in New York Supreme Court.
- Lead trial counsel for a group of world renown cardiovascular surgeons of NYU Langone Medical Center in an intellectual property patent dispute against a major Am Law 50 law firm.
- Lead trial counsel in some of the country’s largest corporate fraud cases in the U.S. Southern District of New York, including, among others:
- Lead trial counsel for the liquidating trustee of LJM2, the key affiliate in the collapse of Enron.
- Lead trial counsel for the offshore Cayman Island liquidators of the Parmalat Capital entities in the NYC based MDL litigation before the Honorable Lew Kaplan. Parmalat was known as the “Enron of Europe.”
- Lead trial counsel for the offshore Cayman Islands liquidators in the Platinum Partners Value Arbitrage Fund (“PPVA”) financial fraud cases.
- Lead trial counsel for the Chapter 11 trustee overseeing the Chapter 11 bankruptcy estate of Dreier LLP and its founder, Marc Dreier, in connection with his billion-dollar Ponzi scheme.
With his extraordinary skill set and comprehensive understanding of the most complex business arrangements and claims, Allan has the versatility to take the lead on any domestic or international dispute involving billion-dollar-plus amounts and challenging issues, including all types of complex litigation.
A leading authority on trial practice and procedures, Allan is in high demand worldwide as a presenter to the judiciary and seasoned lawyers on a variety of topics, including the strategic considerations involved in preparing a complex case for trial, effective jury selection techniques, procedures for admitting scientific evidence at trial, plus many more. He also has been an advisor to the Uniform Law Commission section on fraudulent transfers.
Allan is an active and committed leader in domestic and international bar associations, as well as various centers and consortia for legal studies throughout the U.S. and Europe.