Intellectual Property Expert Witnesses: 61

Intellectual Property Copyrights Intellectual Property Licensing Patent Infringement / Application Servicemarks Trade Dress Infringement More

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Jack Holowczak is a Luxury Goods Authentication and Valuation Expert and USPAP-compliant Personal Property Appraiser. As Founding Director of PROVENANCE, he has examined 2,000,000+ items across 50+ luxury houses since 2016 — Hermès, Chanel, Louis Vuitton, Goyard, Chrome Hearts — with documented counterfeit and superfake detection protocols.

He serves counsel in counterfeit, trademark, insurance, estate, customs, and criminal matters in all U.S. and Canadian jurisdictions. Fees never contingent.

• Jack Holowczak's Curriculum Vitae