Professional Bio:

Sue Stuckwisch is a Managing Director with Alvarez & Marsal Disputes and Investigations, LLC in San Francisco and Los Angeles and is a member of the firm’s Executive Committee for Disputes and Investigations. Ms. Stuckwisch specializes in economics, finance, data analytics, advanced quantitative methods, and statistical sampling and analysis. Sue has testified in Federal, state courts, Bankruptcy court, and arbitrations in matters involving complex commercial litigation, intellectual property infringement, unfair competition, class actions, employment disputes, fraud, antitrust, Lanham Act and false advertising.

With more than 30 years of professional experience as an engineer, forensic economist and litigation consultant, Sue works with clients across a wide range of industries, including computer software and hardware, energy, medical devices, retail, real estate, healthcare, education, financial services, consumer products, food and beverage, entertainment, transportation, logistics, chemicals and defense.

Ms. Stuckwisch has testified, written expert reports, provided advice, and assisted clients throughout the litigation process in antitrust matters, complex commercial litigation, consumer class actions, employment (individual, collective and class actions), fraud, intellectual property, mass toxic torts, natural resource damage assessments, purchase price disputes, and securities litigation.  Ms. Stuckwisch has analyzed claims of anti-competitive behavior, backdating stock options, bid rigging, breach of fiduciary duty, business interruption, collusion, copyright infringement, defective products, delays, ERISA violations, false advertising, False Claims Act violations, financial misrepresentations and omissions, fraud, illegal monopolies, insider trading, Lanham Act, lost business value, managed earnings, market manipulation, non-compete and non-solicitation violations, patent infringement, price erosion, price fixing, property value diminution, trade secret misappropriation, trademark infringement, unfair competition, unjust enrichment, and wage-fixing.

Ms. Stuckwisch has testified regarding antitrust claims and directed the economic analysis of alleged price fixing and collusion in various industries for purposes of opposition to class certification and damages.

Ms. Stuckwisch has testified and provided expert opinions in numerous complex commercial litigation matters.  She has analyzed claims including breach of contract, breach of fiduciary duty, breach of implied covenant of good faith and fair dealing, false advertising, fraudulent misrepresentation, tortious interference with contracts and prospective economic advantage, unfair business practices, unjust enrichment, violation of franchise investment law, and violation of the Lanham Act. 

Ms. Stuckwisch has testified on damages and remedies in Federal court in patent infringement, trade secret theft, Lanham Act and False Advertising cases. She has quantified damages in various copyright and trademark matters and calculated reasonable royalties for license negotiations.  Ms. Stuckwisch has testified regarding antitrust claims and directed the economic analysis of alleged price fixing and collusion in various industries for purposes of opposition to class certification and damages.

Ms. Stuckwisch has assisted clients throughout the class certification process including discovery, identification of potential data sources, and data collection; evaluation of class certification claims through individual inquiry, data analysis, and statistical analysis; calculation of damages; rebuttal of opposing expert’s analyses; and during mediation and settlement negotiations. In addition, Ms. Stuckwisch has issued declarations and affidavits, expert reports, and provided testimony at deposition and trial. Ms. Stuckwisch’s class action experience includes consumer products, employment litigation, false advertising and Lanham Act violations, product liability, antitrust, securities litigation, lender liability, and environmental damages.  Ms. Stuckwisch has also consulted on a number of significant Natural Resource Damage Assessments.

Ms. Stuckwisch has led and assisted with investigations that have included allegations and/or findings of fraud, breach of fiduciary duty, negligent misrepresentations, conflict of interest, financial reporting fraud, options backdating, bribery, and harassment. 

Ms. Stuckwisch holds a Bachelor of Science in Mechanical Engineering, a Master of Science in Economics with a focus on econometrics and statistics, and a Master of Business Administration. She served as a public arbitrator in employment and securities matters and has written publications that have been included Litigation Services Handbook: The Role of Financial Expert and Environmental Compliance Litigation Strategy. Sue serves as Chair of the Board of Directors for Legal Services for Children.