Atty. Sean Michael Austin

Atty. Sean Michael Austin

Sean Michael Austin is a lawyer practicing tax. Sean received a B.S. degree from Massachusetts Institute of Technology in 1999, and has been licensed for 20 years.

New York New York 20 yrs experience 20 year
Call (904) 850-9533 Book Appointment

Profile Summary

About Sean Michael Austin at a glance

Sean Michael Austin is an Attorney based in New York, New York, practicing at Simpson Thacher & Bartlett LLP. They have 20+ years of legal experience, licensed to practice since 2006. Their practice focuses on tax. Admitted to practice in New York (2006) and California (2009). Educated at New York University School of Law (J.D., 2005) and Massachusetts Institute of Technology (B.S., 1999). Serands clients in New York, NY and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Sean Michael Austin is a lawyer practicing tax
  • Sean received a B.S. degree from Massachusetts Institute of Technology in 1999, and has been licensed for 20 years
  • Sean practices at Simpson Thacher & Bartlett LLP in New York, NY

Practice Areas Explained

Sean Michael Austin's Areas of Practice

Each practice area below reflects the types of cases Sean Michael Austin handles, with a brief overview of what that area of law covers.

Tax Law

Tax attorneys handle IRS audits, tax debt, international tax, estate planning, and tax court litigation.

Sean Michael Austin is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in New York →

Jurisdictional Context

Why local counsel matters in New York

Practicing law in New York. Legal matters in New York are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in New York are typically filed in the local municipal court or the appropriate New York state district court, depending on subject matter and amount in controversy. An attorney licensed in New York brings working knowledge of local procedural deadlines, judicial practices in this andnue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in New York courts without local counsel or pro hac vice admission.

Looking for additional New York attorneys? Browse all attorneys in New York or all attorneys in New York.

Frequently Asked

Common questions about Sean Michael Austin

Where is Sean Michael Austin's law office located?
Sean Michael Austin's law practice is located in New York, New York. The firm is Simpson Thacher & Bartlett LLP. You can contact the office directly through this profile page.
What practice areas does Sean Michael Austin handle?
Sean Michael Austin focuses on tax. Each practice area listed reflects experience handling cases of that type in New York.
How long has Sean Michael Austin practiced law?
Sean Michael Austin has 20+ years of legal experience and has been licensed since 2006.
Where did Sean Michael Austin go to law school?
Sean Michael Austin earned their education at (J.D., 2005); (B.S., 1999).
How can I contact Sean Michael Austin for a consultation?
You can contact Sean Michael Austin directly through this profile page. Click "Ask the Attorney" to submit a question, or "Schedule a Consultation" to book a meeting. Most claimed-profile attorneys respond within one business day.

Practice Areas

Tax

Education

J.D.
New York University School of Law
- 2005
B.S.
Massachusetts Institute of Technology
- 1999

Bar Admissions

New York
Admitted: 2006
California
Admitted: 2009

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