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Mark Billion has represented entrepreneurs of all stripes for nearly 15 years. He focuses on advising clients on transactions carrying substantial risks of insolvency or litigation.

Mark received his law degree from Columbia Law School in 2006, where he was designated as a Kent Scholar and a Stone Scholar, which are the school’s top academic honors. Following law school, he served as a Law Clerk until 2008 for the Honorable Walter K. Stapleton, U.S. Court of Appeals for the Third Circuit.

Prior to joining Black Lion Services, he was an attorney at Sullivan & Cromwell, LLP, an Am Law top 5 law firm. In 2010, Mark opened his own practice, Billion Law, where he was the Principal until 2021.

Mark has worked on scores of high-profile matters, from the billion-dollar Comes v. Microsoft Corp. trial to In re Visteon Corp.’s bankruptcy. He has handled a range of matters before state and federal tribunals and has advised on transactions that have the potential to devolve into litigation.

Select Representative Matters

  • Trial counsel in one of the first cases under 11 Del. C. § 931, Delaware’s computer crimes statute
  • Restructuring counsel to the class of female tort claimants in the Varvatos reorganization
  • Counsel to a leading lumber company CEO in a dispute with his former employer
  • Debtor’s counsel for USA Rugby
  • Trial counsel for a Chinese national accused of insider trading by the SEC with Morovillo LLP
  • Counsel to Tyson Foods, Inc. in a multi-million dollar, multi-dimensional insurance coverage dispute
  • Restructuring counsel for a Georgia regional retailer
  • Counsel to Dov Charney, founder of American Apparel, in his dispute with his former hedge fund backers
  • Counsel regarding numerous non-competition disputes
  • Counsel regarding class certification matters in the Bradley sexual abuse cases
  • Preference counsel to D.E. Chase

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