BRIENNE LETOURNEAU is a skilled litigator who handles complex business disputes, high-risk class actions, and other critical matters for businesses and institutions. She serves public and private companies in various sectors, such as financial services, consumer goods, wealth management, and higher education, as well as directors, officers, trustees, and other individual and corporate fiduciaries. Brienne combines strategic thinking, creativity, and client service to deliver results that meet her clients’ legal needs and help them achieve their business objectives.
Brienne has extensive experience representing clients in a broad range of complex disputes, including:
- Defending class actions involving marketing and labeling of consumer products and services and management of retirement plans and other trust assets.
- Resolving fiduciary disputes involving director and officer liability and corporate governance issues.
- Enforcing and challenging contracts, pursuing and defending business torts, and managing professional liability claims in a variety of industries and sectors.
- Responding to and challenging government subpoenas and investigative demands.
Brienne has achieved favorable outcomes for her clients in state and federal courts and arbitral tribunals across the country — from pre-litigation negotiation to winning motions and trials and appeals.
Brienne’s work has earned her recognition in numerous industry publications. Legal 500 U.S. named her a “Key Lawyer” for General Commercial Disputes (2024), praising her as an “effective and zealous advocate” who “take[s] the time to learn about [her] clients and provide them all with the highest level of client service.” Brienne received honors from Crain’s Chicago Business as one of the “Notable Women in Law” (2024) and as a “Rising Star in Law” (2021). The Chicago Daily Law Bulletin selected her among the “Women in Law Leaders” (2024) and as one of the “40 Under Forty” in 2022, and Benchmark Litigation recognized her as one of the “40 and Under” top emerging talents in litigation in 2023 and 2024. The American Lawyer also included Brienne in its list of Midwest Trailblazers (2021). In addition, she has been recognized by Super Lawyers as a “Rising Star” every year since 2014.
Brienne is committed to providing pro bono legal services to clients in need and nonprofits with respect to civil actions and other legal issues that affect their mission and vision.