Yvette Ostolaza is a partner and global co-leader of the litigation practice at the international law firm Sidley Austin LLP. She advises companies and boards in class action suits, internal investigations, complex commercial litigation, shareholder and securities litigation, financial services, and employment issues. She has expertise in COVID-19-related litigation, crisis management and whistleblowing, among numerous other areas. 

Ostolaza is also chair-elect of Sidley’s management committee, a member of the firm’s executive committee and former managing partner of the Dallas office. She serves on several nonprofit boards and is on the board of directors of the film studio Lionsgate.

Expertise: Commercial/corporate lawsuits, commercial litigation, corporate investigations, class action lawsuits, corporate governance, diversity, whistleblowing, crisis management

Location: Dallas, Texas

Phone (Dallas): (214) 981-3401
Phone (Houston):  (713) 495-4526

Email: yvette.ostolaza@sidley.com