John L Hansen

John L Hansen is a Certified Public Accountant with more than 30 years of experience. He has been appointed as an expert on hundreds of occasions.

John has testified as an expert on damages and economic issues in trial and arbitration, state courts, federal courts, and before the International Trade Commission. He has presented declarations and deposition testimony before the Patent Trial and Appeal Board and participated in settlement negotiations and mediations for disputed values in excess of $250 million.

John is an experienced consultant who supports companies on economic, accounting, and damages matters in a wide variety of industries, from entertainment and sports to technology, construction, and finance. He has analysed and addressed lost profits, price erosion, reasonable royalties, unjust enrichment, increased costs, and diminution of asset and business value. John’s experience spans intellectual property, commercial damages, class action, forensic accounting, and valuation matters.

John specialises in evaluating the financial impact of alleged intellectual property infringement and misappropriation, including patents, trademarks, copyrights, and trade secrets. He has assisted clients with Section 337 investigations before the United States International Trade Commission, addressing domestic industry and remedy issues. He has also consulted on the valuation and licensing of intellectual property.

John has extensive experience in labour and employment matters, including assessing class certification and damages related to uniform policies, misclassification, expense reimbursement, wage violations, off-the-clock work, commission chargebacks, standby pay, and unpaid breaks. He has developed risk exposure models, analysed employee activity using diverse data sources, and evaluated damages in breach of contract, termination, discrimination, and personal injury claims.

John is a Certified Licensing Professional, a Chartered Global Management Accountant, and is Certified in Financial Forensics by the American Institute of Certified Public Accountants (AICPA). He has presented on financial, accounting and damages issues, along with intellectual property valuation and licensing, to university and industry groups such as the Licensing Executives Society, the University of California Hastings College of the Law, Stanford University, and Santa Clara University School of Law.