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Home > Our People > Teri J. Diaz
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Teri J. Diaz

Associate

Teri J. Diaz represents corporate policyholders in preserving and recovering insurance assets for toxic tort, environmental, property damage, business interruption loss, and other liabilities. She represents companies in complex insurance recovery matters in litigation, mediation, and arbitration proceedings. Her clients include companies in the energy, manufacturing, technology, food, and retail industries. Teri has spoken at conferences and written on cutting-edge insurance issues such as climate change and cyber risks. She has been recognized as a Rising Star by The Legal 500 US and The National Law Journal.

In her litigation practice, Teri has developed case strategy, managed discovery, prepared fact and expert witnesses for depositions and trials, deposed corporate representatives and other witnesses, engaged in successful motions practice, and managed day-to-day activities at trials. Teri also maintains an active pro bono practice including representing a nonprofit organization in a cyberinsurance-related matter.

  • Represented a utility seeking insurance coverage for alleged coal ash liabilities
  • Represented a utility seeking more than $245 million under a first-party property policy for damage caused to a natural gas pipeline
  • Represented a utility in recovering full coverage limits from a general liability insurance tower to fund more than $1 billion of third-party liability arising from a pipeline accident
  • Represented a manufacturer in successful trials in a multifaceted case seeking more than $1 billion in insurance for product liabilities
  • Harvard Law School, 2014, J.D.
  • Stanford University, 2011, B.A., With Honors and Distinction
  • District of Columbia
  • Virginia
  • US Court of Appeals for the Second Circuit
  • US District Court for the District of Columbia
  • US District Court for the Eastern District of Virginia

DC Rising Star, National Law Journal (2022)

Listed, The Best Lawyers in America, Ones to Watch, Commercial Litigation, Washington DC (2022–2025)

Leading Associates, Insurance: Advice to policyholders, The Legal 500 US (2025)

Rising Star, Industry focus: Insurance: advice to policyholders, The Legal 500 US (2022–2024)

Recommended, Dispute resolution: Product liability, mass tort and class action - defense: toxic tort, The Legal 500 US (2022, 2023)

Member, Litigation Department of the Year, Specialty Insurance, National Law Journal (2021)

Member, Practice Group of the Year, Insurance, Law360 (2020)

Recognized, Rising Star, Super Lawyers (2020–2024)