Kate Mathieu

4.5 (38 reviews )

Washington District of Columbia United States

Tax Law

Recognized in Ones to Watch since 2026

202-371-7000 Website

About Kate

Kate Mathieu is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law.Kate, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kate is held by other top lawyers in the same geographic and legal practice area.

Kate Mathieu is a top attorney recognized by Best Lawyers in the practice area(s) of Tax Law.

Kate, who practices law in Washington, District of Columbia, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kate is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Tax Law

Education

University of Chicago

Awards & Recognition

Recognized: Tax Law

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Reviews

4.5 / 5

38 Reviews

1,024 Profile Views

Robert Stoltenberg

Feb 02, 2026

Top notch experts in Washington - Kate Mathieu is by far the best lawyer I've ever had

Kate Mathieu is fantastic and very professional. Don't hesitate to hire them if you're in District of Columbia and need help. They really know their stuff and will go the extra mile to make sure you'r...

Santiago Witting

Feb 02, 2026

Solid work and professional service from Kate Mathieu in Washington for District of Columbia residents

It's hard finding a reliable lawyer these days, but Kate Mathieu in Washington is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, responsive,...

Allen O'Hara

Feb 02, 2026

Kate Mathieu did a great job handling my complex Tax Law case from start to finish

Needed help with Tax Law and Kate Mathieu delivered on their promises. They're professional, efficient, and easy to talk to. Good choice for anyone in District of Columbia looking for high-quality leg...

Ismael Lakin

Feb 02, 2026

Would recommend Kate Mathieu for sure to anyone in Washington needing legal help

Just wanted to say a huge thanks to Kate Mathieu and the staff. They really went above and beyond for me and my family during a very difficult legal battle. We couldn't have done it without their cons...

Seth Smitham

Feb 02, 2026

A huge weight off my shoulders thanks to the amazing work of Kate Mathieu