O’Melveny Worldwide

Tancred Schiavoni represents insurance and reinsurance companies in a variety of disputes, including bad faith claims and environmental coverage litigation. Tanc has represented carriers in cases in a number of states, including New Jersey, New York, and New Hampshire. He has also conducted and assisted in mediations and provided coverage advice to clients to assist them in avoiding disputes without the need for litigation. Tanc participated at trial in the defense of a major environmental coverage action involving multiple parties and claims for coverage exceeding US$500 million. Tanc also was involved in the trial of another major multiparty coverage dispute involving coverage claims in a dozen states and Canada.

Chambers USA notes that Tanc is “known as a go-to lawyer on high-stakes mass tort and insurance bad faith litigation.” During Tanc’s tenure as co-chair of the firm’s Insurance Practice, the group was a three-time recipient of the distinguished “Practice Group of the Year” recognition from Law360.

Apart from his work for insurance companies, Tanc has been active in a broad range of complex commercial litigation and appeals in both federal and state court, involving such issues as accountants liability, fraudulent conveyance, securities, and employment litigation. Tanc has represented lenders and borrowers in actions involving securities transactions and loans. He has also been involved in a variety of adversary proceedings in bankruptcy court.

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Bar Admissions

  • New York

Court Admissions

  • US District Court, District of Connecticut, Eastern, Northern, and Southern Districts of New York
  • US Court of Appeals, Second, Third, Ninth, and Federal Circuits
  • US Supreme Court


  • Georgetown University, J.D., 1988:  Member, Georgetown Journal of Legal Ethics
  • Georgetown University, B.S., 1984

Honors & Awards

  • Named a Local Litigation Star (2020-2023), National Practice Area Star (2020-2024), and Litigation Star (2024) in Insurance by Benchmark Litigation (2020-2024)
  • Ranked by Chambers USA in the New York and Nationwide “Insurance: Dispute Resolution: Insurer” categories (2012, 2014-2024)
  • Listed in The Legal 500 US as a Leading Lawyer (2013-2019) and Hall of Fame (2018, 2020-2024) for Insurance
  • Recommended by The Legal 500 US for Restructuring (Including Bankruptcy): Corporate (2023-2024)
  • Named National Litigation Star in Benchmark Litigation: The Definitive Guide to America's Leading Litigation Firms and Attorneys (2013)
  • Named Client Choice 2013 in the New York Insurance & Reinsurance category by International Law Office and Lexology
  • Preeminent AV Rating by Martindale-Hubbell (2013-2023)
  • Recipient of Law360’s 2012 MVP award in Insurance honoring achievements in major litigation that have set a new standard for accomplishment

Professional Activities


  • New York City Bar Association


  • “ABI Strategies and Perspectives: Boy Scouts of America (BSA) Chapter 11: The Intersection of Mass Torts and Bankruptcy,” American Bankruptcy Institute (May 2024)
  • “Responding to Extreme Losses in the New Normal,” ARIAS US Spring Conference (May 2018)
  • “Recent Trends and Developments in Allocation Issues – Which Policies Apply and in What Order,” Perrin Conferences: Insurance Coverage and Allocation Issues Conference (April 2018)
  • “Changing Politics of Asbestos Bankruptcies,” HB Asbestos Bankruptcy Current Trends & Future Outlook (October 2010)
  • “Ethics in Asbestos Litigation,” Perrin Asbestos Litigation Conference (September 2010)
  • “The Intersection Between Bankruptcy and Insurance Coverage: What Every Coverage Practitioner Should Know,” ABA Section of Litigation—Insurance Coverage Annual Conference (March 2010)
  • “Claim Trends & Update—What is the Forecast?,” Mealey’s Asbestos Insurance Conference (September 2006)
  • “Investigations Into Fraudulent Asbestos & Silica Claims,” Mealey’s teleconference (August 2006)
  • “Asbestos Bankruptcy,” Andrews Asbestos Litigation Conference (June 2006)
  • “Changing Landscape in Asbestos Claims Filings and Emerging Trends,” Mealey’s Asbestos Insurance Litigation (December 2005)
  • “Asbestos: The Times They Are Changing,” Tillinghast Asbestos Litigation Conference (September 2005)



  • Emerging Insurance Coverage & Allocation Issues Conference (January 2011)