Sarah “Poppy”
Alexander
Poppy Alexander is a partner in Constantine Cannon’s San Francisco office. She represents whistleblowers and government entities in qui tam lawsuits, as well as under the various agency whistleblower programs including those administered by the Internal Revenue Service, Securities and Exchange Commission, FinCEN, Commodity Futures Trading Commission, and Department of Transportation. Poppy’s practice focuses on issues of international corruption and financial misconduct, with a specialty in the Foreign Corrupt Practices Act and money laundering cases. She writes and speaks regularly about emerging topics in financial fraud, including sanctions violations, SPACs, and cryptocurrency. Poppy’s prior matters have included representing a whistleblower who returned over $360 million to the U.S. Treasury from an antitrust conspiracy to overcharge the U.S. military for oil and gas contracts, representing the first-ever successful whistleblower under the Department of Transportation’s whistleblower program, and successfully litigating multiple False Claims Act cases against healthcare companies overcharging Medicare for the services provided.