Leslie Wagner Kostyshak

WORK HISTORY

EDUCATION

SKILLS

ABOUT LESLIE WAGNER KOSTYSHAK

My practice focuses on antitrust and other complex commercial litigation at the trial level in state and federal courts throughout the country. I also have experience in internal investigations and have represented corporate and individual clients in Department of Justice (DOJ) criminal investigations.Additionally, I counsel clients on matters of international trade, including transactions requiring approval by the Committee on Foreign Investment in the United States (CFIUS) and tariffs.Relevant Experience:• Defending consumer products company in several matters alleging false labeling and advertising.• Defended bank in antitrust action alleging conspiracy in restraint of trade.• Defended aerospace company in antitrust action challenging exclusive dealing agreement.• Defended company in dispute related to remediation of environmental contamination.• Defended major energy company in multistate investigations and litigation alleging fraud, unjust enrichment, and false claims.• Defended health-care products manufacturer in a multidistrict class action litigation involved allegations of price fixing.• Defended supplier of cement and concrete in two putative antitrust class actions alleging price-fixing, market allocation, and customer allocation. Court denied certification of both putative classes.• Represented leading Japanese manufacturer in Department of Justice criminal investigation of pricing practices and related conduct.• Represented Universal Music Group before the Federal Trade Commission in its $1.9 billion acquisition of the recorded music business of EMI Music. After a Second Request and an extensive investigation, the FTC voted 5-0 to close its investigation without requiring divestitures or other remedies.