Austin T. Marshall

Austin Marshall is an Associate Attorney with Herrera Arellano LLP and is based in Phoenix, Arizona. As a member of Herrera Arellano’s litigation team, Austin has appeared in state and federal court on behalf of clients in several high-profile political law matters. His practice also includes advising clients across the county on public law, regulatory, and campaign-finance matters at the local, state, and federal levels.

 

Austin earned bachelor degrees summa cum laude in economics and political science from Arizona State University and his juris doctor cum laude from the Sandra Day O’Connor College of Law at Arizona State University. Prior to joining Herrera Arellano LLP, Austin clerked for the Honorable Michael T. Morrissey, United States Magistrate Judge of the United States District Court for the District of Arizona, and the Honorable David B. Gass, then-Vice Chief Judge of the Arizona Court of Appeals, Division One. Before his legal career, Austin worked for political campaigns in the Phoenix area, including managing a campaign for Arizona Superintendent for Public Instruction.

In his free time, Austin enjoys cooking at home, attempting amateur travel photography, and cultivating inner peace.

Practice Areas

• Political and public law, complex litigation, campaign finance compliance, administrative and regulatory law, constitutional litigation

Education

Arizona State University, Sandra Day O'Connor College of Law (J.D., cum laude, 2020) 

• Jurimetrics, The Journal of Law, Science, and Technology, Notes and Comments Editor

• High Pro Bono Distinction

• Judicial Extern, U.S. District Court for the District of Arizona

Arizona State University (B.S., economics, summa cum laude & B.A., political science, summa cum laude, 2017)

• Certificate in International Studies

• Barrett, The Honors College

• Honors thesis: Arizona Clean Elections: The Impact of Publicly Financed Campaigns on Representation in the Legislature

Admissions

• DC, 2025

• Arizona, 2021

• U.S. District Court for the District of Arizona, 2021

• U.S. District Court for the District of the District of Columbia, 2021

• U.S. Court of Appeals for the Ninth Circuit, 2021

Clerkships

• Hon. Michael T. Morrissey, U.S. District Court for the District of Arizona (2021-2022)

• Hon. David B. Gass, Arizona Court of Appeals, Division One (2020-2021)

Professional and Civic Involvement

• Tempe Judicial Advisory Board, Board Member (2018–2022)

• American Constitution Society, Arizona Lawyer Chapter, Board Member (2023–Present)

• Federal Bar Association, Phoenix Chapter, Board Member and Government Relations Chair (2024–Present)