Sarah “Poppy” Alexander

T: 415.766.3564
F: 415.639.4002
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Sarah “Poppy” Alexander is an associate in Constantine Cannon’s San Francisco office.  She represents whistleblowers and government entities in qui tam lawsuits in both federal and state court, as well as under the Internal Revenue Service and Securities and Exchange Commission’s whistleblower programs.  Poppy was selected to the Northern California Super Lawyers Rising Stars list in 2016.

Prior to joining Constantine Cannon, Poppy was an associate attorney at Rosen, Bien, Galvan & Grunfeld LLP, where she worked to ensure prisoners received appropriate medical and mental health care and adequate accommodations for disabilities in jails and prisons. 

Poppy graduated from Harvard Law School, where she was the co-Editor-in-Chief of the Harvard Civil Rights-Civil Liberties Law Review and an active member of the Harvard Human Rights Clinic.  Poppy spent one of her law school summers at the ACLU Reproductive Freedom Project, fighting for abortion rights and the rights of pregnant women. After law school, Poppy clerked for the Honorable Martha Craig Daughtrey of the U.S. Court of Appeals for the Sixth Circuit in Nashville, TN. 

Poppy holds an M.A. in Political Theory from the University of California, Berkeley, and a B.A. from Yale College. 

Practice Groups


  • California


Reforming Private Prisons from the Inside The Tennessean (with Anne Hayes Hartman) ,
(Nov. 2, 2016)
Click here to read the article.

Congress’ Band-Aid—It’s Up to Whistleblowers to Combat EB-5 Fraud Epoch Times (with Rosie Dawn Griffin),
(October 31, 2016)
Click here to read the article.

We Need Whistleblowers To Save Indian Workers From H-1B Visa Fraud The Huffington Post (with Rosie Dawn Griffin),
(October 13, 2016)
Click here to read the article.

Calling All FCPA Whistleblowers—The SEC Wants You Offshore Alert, (October 07, 2016)
Click here to read the article.

Anatomy of an IRS Phone Scam (with Gordon Schnell) Think Advisor, (July 6, 2016)
Click here to read the article.


October 17, 2017 Panelist: “U.S. Government Focus on Whistleblower Retaliation” Society of Corporate Compliance and Ethics Compliance & Ethics Institute
Las Vegas, NV

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