Grand Rapids Tax Crimes & IRS Investigations Lawyer
Updated: 10/27/2026
Areas of Practice
- Tax Crimes & IRS Investigations
- Health Care Fraud
- Other Financial Crimes
- Violent Felonies & Firearms Offenses
- Criminal Sexual Conduct (CSC)
- Title IX & School Misconduct Investigations
- Drug Offenses
- Internal Corporate Investigations
- Military Law
- Juvenile Offenses & HYTA
- Grand Jury Investigations
- Criminal Appeals
- Federal Public Defender Appointed Cases
Attorney Information
Overview
Tessa K. Muir is an accomplished trial attorney as a former federal prosecutor and former Army JAG officer. As an Assistant US Attorney in the Western District of Michigan, Tessa served as the lead prosecutor in over 150 federal criminal cases and Sixth Circuit appeals. She worked closely with and trained dozens of law enforcement agencies on search warrants, computer investigations, and human trafficking - including the Michigan State Police, FBI, DEA, ATF, Homeland Security, police departments, and sheriffs' offices throughout Michigan.
She has earned commendations for her work as a federal trial attorney from the FBI, Homeland Security, and the State Bar of Michigan. Since 2015, she has been selected by fellow attorneys and federal judges in the Western District of Michigan as a Steering Committee member and instructor for the Hillman Trial Advocacy Program -the district's premier federal trial practice program.
Awards and Honors
Awards
Honors
- Avvo 10.0 “Superb” Rating
- West Michigan Woman Brilliance Award: Social Change Agent
- State Bar of Michigan: Unsung Hero Award
- National Trial Lawyers — Top 40 Under 40 (Michigan)
- Avvo Clients’ Choice Award
- Grand Rapids Magazine – Top Lawyers Award, Criminal Defense
- Super Lawyer
- Lead Counsel Verified
Other Sources of Feedback About Tessa K. Muir
Included on the 2026 Michigan Super Lawyers list
Past Lists
- 2025 Michigan Super Lawyers list
- 2024 Michigan Super Lawyers list
Education
Legal Education
-
Georgetown University Law Center, Washington, District of Columbia
J.D.
Honors: cum laude
Honors: Excellence in Trial Practice Award
Non Legal Education
-
Princeton University
A.B.
Honors: Distinguished Military Graduate and Shapiro Prize for Academic Excellence
Current Employment Position(s)
-
Trial Attorney, Partner | Head of Title IX Practice
Bar Admissions
- Michigan
- New York
- U.S. District Court Western District of Michigan
- U.S. District Court Eastern District of Michigan
- U.S. District Court Northern District of Illinois
- U.S. Court of Appeals 6th Circuit
Other Affiliations
- State Bar of Michigan
- New York State Bar Association
- Federal Bar Association – West Michigan Chapter (Past Board Member)
- Grand Rapids Bar Association (Board Member)
- Ottawa County Bar Association (Board Member)
- National Association of Criminal Defense Lawyers
- Women Lawyers Association of Michigan (Past Board Member)
- Hillman Trial Advocacy Program (Steering Committee & Trial Practice Instructor)
- Women in Leadership Certificate Program, University of Notre Dame’s Mendoza College of Business
- Women’s White Collar Defense Association
Photo
Contact
60 Monroe Center St. NW
#500
Grand Rapids, MI 49503
Email: Send a message
Hours: 8:00 a.m. - 5:00 p.m. Mon. - Fri.
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