People / Tammie Banko
Tammie Banko

Tammie Banko

Tammie Banko is an associate in the Litigation Practice group in the Dallas office of Haynes Boone. Her practice focuses on securities litigation, government investigations, and white collar defense.

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  • Dismissal of Consumer Class Action in California. Secured voluntary dismissal of all claims in response to motions to dismiss filed on behalf of manufacturer of water filtration systems in putative class action brought in California federal court alleging breaches of warranty and false advertising.
  • Defense of Consumer Class Action Against Medical Billing Company. Defense of medical billing company in consumer class action alleging statutory and common law claims regarding the company’s billing practices.
  • Defense of Federal Securities Act Class Actions in Texas State and Federal Courts. Defending an international chemical manufacturer against putative class actions pending in Texas state and federal court alleging violations of the federal Securities Act in connection with two public stock offerings.
  • “You’re Not Gonna Reach My Telephone—The Resurgence of the Fourth Amendment’s Particularity Requirement,” author, 75 SMU L. Rev. 575, 2018.


J.D., Southern Methodist University Dedman School of Law, 2019, magna cum laude; Order of the Coif; Casenote and Comment Editor, SMU Law Review; Hutchison Scholarship Recipient

B.A., Plan II Honors and English Honors, The University of Texas at Austin, 2011, high honors


Judicial Law Clerk to the Honorable Sidney A. Fitzwater, Senior U.S. District Judge for the Northern District of Texas, 2019-2020



Completing the Patchwork of Federal Whistleblower Programs: DOJ Officials Announce Whistleblower Rew [...]
March 13, 2024

Top DOJ officials unveiled a new whistleblower rewards pilot program at the ABA White Collar Conference in San Francisco last week. Attorney General Merrick Garland, Deputy Attorney General Lisa Monaco, Assistant Attorney General for the Criminal Division Nicole M. Argentieri and other officials laid out the policy behind the program and its general contours. They expressed their belief that this [...]