Kyle J. TumSuden is an associate in Mayer Brown's Chicago office and a member of the firm’s Restructuring practice.  Kyle represents debtors, lenders, agents, bank groups, purchasers, trustees, trade creditors, and other parties-in-interest in chapter 11 cases, non-bankruptcy insolvency proceedings, out-of-court restructurings and workouts, enforcement actions, and other distressed situations.  

Prior to joining Mayer Brown, Kyle worked at a leading firm in New York focusing on company-side chapter 11 cases and out-of-court restructurings.  


  • Represented one of the largest retailers in the world in connection with its chapter 11 cases involving approximately $6 billion in debt; was the largest retail bankruptcy in history at the time of filing.
  • Represented leading oil and natural gas exploration and production company in its chapter 11 cases involving approximately $4.9 billion in funded debt obligations.
  • Represented independent directors of once-preeminent toy retailer in connection with its chapter 11 cases.  
  • Represented ad hoc group of secured lenders in acquisition of distressed specialty retailer.
  • Represented domestic coal producer in connection with asset sale and various liability management transactions, and attendant securities law and corporate governance matters.
  • Represented independent directors of distressed specialty retailer in connection with various liability management transactions.  
  • Represented two San Francisco-based private equity firms in defense of substantial chapter 11 avoidance actions.
  • Represented equity sponsor in connection with out-of-court restructuring of portfolio company.
  • Represented leading domestic media corporation in its wind-down and dissolution under Delaware law.
  • Represented indenture trustee in out-of-court restructuring of domestic manufacturer involving $2 billion of funded indebtedness.
  • Represented premier foreign bank in connection with asset recovery and enforcement proceedings.
  • Represented international technology-parts manufacturer with respect to potential chapter 11 avoidance actions.
  • Represented official committee of unsecured creditors in chapter 11 cases of the world’s largest private coal producer.
  • Represented joint liquidators appointed in the British Virgin Islands on behalf of certain “feeder” funds in connection with chapter 11 cases of investment vehicles.


Fairfield University, BA, summa cum laude

St. John's University School of Law, JD, cum laude
Senior Staff Member, American Bankruptcy Institute Law Review


  • Illinois
  • New York


  • US District Court for the Southern District of New York


  • American Bankruptcy Institute
  • Turnaround Management Association
  • Her Justice, Inc. (pro bono)