Jan A. Larson is a Partner in the Insurance Recovery and Counseling Practice and the Complex Commercial Litigation Practice.  As part of her insurance recovery practice, Ms. Larson has broad experience representing corporate policyholders nationwide in resolving complex disputes with their insurers involving a variety of insurance claims, specializing in commercial property, cyber liability, reps and warranties, and professional liability (D&O, E&O and EPL). She also counsels corporate policyholders with respect to insurance coverage placement and renewals and has completed numerous in-depth portfolio reviews.  As part of her complex commercial practice, Ms. Larson routinely works with corporate clients facing large-scale government investigations and inquiries at the state or federal level to respond to the government’s inquiries and advocate before government enforcement agencies. She also conducts internal investigations on behalf of corporate clients concerning a variety of issues.

A selection of some of Ms. Larson’s representative matters include the following:

  • Negotiating a $400 million insurance settlement on behalf of a nuclear energy industry client that had experienced an accidental outage and associated business interruption and property damage losses.
  • Securing a significant appellate decision from the Third Circuit that vacated the US District Court for the Eastern District of Pennsylvania’s unfavorable interpretation of the term “the insured” in an Employer’s Liability Exclusion, in connection with a claim against the insured brought by the employee of a different insured.
  • Obtaining a notable ruling of first impression under Massachusetts law, rejecting the application of an insurer’s Absolute Pollution Exclusion to Chinese drywall claims. Publications such as Law360 and Mealey’s later named the ruling one of the year’s most significant pollution exclusion decisions.
  • Providing in-depth analysis and advice on representations and warranties insurance to numerous buy-side clients involved in M&A transactions across a wide variety of industries.
  • Resolving disputed representations and warranties insurance claims on behalf of buy-side clients involved in M&A transactions across a wide variety of industries in connection with the discovery of breaches of a diverse array of representations in prior acquisition agreements, including environmental representations, financial representations, contractual representations, etc.
  • Assisting clients to navigate complex first-party and third-party insurance claims following various types of cyber incidents, including ransomware, malware, data breaches, and fraudulent fund transfers.
  • Counseling various tech-industry clients on a diverse array of cutting-edge insurance issues, including in-depth analyses of these clients’ insurance portfolios.
  • Representing various companies in response to confidential investigations initiated by a variety of government entities, including the Department of Justice, the Federal Communications Commission, and the Consumer Financial Protection Bureau.
  • Representing various companies in connection with sensitive internal investigations, sometimes in connection with a corresponding investigation by a government entity.

Ms. Larson was named an Up and Coming lawyer by Chambers USA in 2022, 2021, and 2020 and has been named as a Next Generation Lawyer in the Insurance: Advice to Policyholders category by The Legal 500 since 2017. Ms. Larson has also been recognized as a Rising Star by Super Lawyers every year since 2013.

Ms. Larson has been instrumental in launching and leading Jenner & Block's Insurance Law Update, a monthly publication of the firm’s Insurance Recovery and Counseling Practice.  Now in its eighth year, the Insurance Law Update is devoted to significant issues that impact policyholders to deliver practical advice, along with a substantive discussion of recent and significant insurance cases.  Ms. Larson is also a frequent author and speaker on insurance trends in publications and at conferences nationwide.  In addition, she has held active leadership roles in several bar associations, including the American Bar Association’s Insurance Coverage Litigation Committee where she served as Co-Chair of the Women in Insurance Network Sub-Committee and the Women’s Bar Association of the District of Columbia where she served as Co-Chair of the Insurance Law Forum.

Ms. Larson is admitted to practice in California, Virginia, and the District of Columbia. She received her A.B. in 2003 from Bowdoin College and her J.D. in 2008 from The George Washington University Law School, where she served as president of both the Mock Trial Board and the Law Association for Women.