Atty. Thomas Michael Sullivan

Atty. Thomas Michael Sullivan

Thomas Michael Sullivan is a lawyer practicing partnership, construction / development, criminal defense and 3 other areas of law. Thomas received a B.A. degree from Boston College in 1989, and has been licensed for 58 years.

Washington Washington 58 yrs experience 58 year
Call (771) 474-2886 Book Appointment

Profile Summary

About Thomas Michael Sullivan at a glance

Thomas Michael Sullivan is a Bipartisan Policy Center based in Washington, District of Columbia. They have 58+ years of legal experience, licensed to practice since 1968. Their practice focuses on criminal defense, business, product liability, environmental, and government. Admitted to practice in Connecticut (1968), Massachusetts (1993), District of Columbia (1997), and New York (1999). Educated at Suffolk University Law School (J.D., 1993) and Boston College (B.A. English, 1989). Recognitions include Peer Reviewed. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas Michael Sullivan is a lawyer practicing partnership, construction / development, criminal defense and 3 other areas of law
  • Thomas received a B.A. degree from Boston College in 1989, and has been licensed for 58 years
  • Thomas practices in Washington, DC

Practice Areas Explained

Thomas Michael Sullivan's Areas of Practice

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

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Thomas Michael Sullivan is one of 214,270 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in District of Columbia →

Business & Corporate Law

Business attorneys advise founders and growing companies on entity formation, contracts, financing, M&A, and dispute resolution.

Thomas Michael Sullivan is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Product Liability

Thomas Michael Sullivan is one of 66,193 product liability attorneys indexed nationally. Browse product liability attorneys in District of Columbia →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Thomas Michael Sullivan is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in District of Columbia →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Thomas Michael Sullivan is one of 132,225 government attorneys indexed nationally. Browse government attorneys in District of Columbia →

Jurisdictional Context

Why local counsel matters in District of Columbia

Practicing law in District of Columbia. Legal matters in District of Columbia are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Washington are typically filed in the local municipal court or the appropriate District of Columbia state district court, depending on subject matter and amount in controversy. An attorney licensed in District of Columbia 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 District of Columbia courts without local counsel or pro hac vice admission.

Looking for additional District of Columbia attorneys? Browse all attorneys in Washington or all attorneys in District of Columbia.

Frequently Asked

Common questions about Thomas Michael Sullivan

Where is Thomas Michael Sullivan's law office located?
Thomas Michael Sullivan's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Thomas Michael Sullivan handle?
Thomas Michael Sullivan focuses on criminal defense, business, product liability, environmental, government. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Thomas Michael Sullivan practiced law?
Thomas Michael Sullivan has 58+ years of legal experience and has been licensed since 1968.
Where did Thomas Michael Sullivan go to law school?
Thomas Michael Sullivan earned their education at (J.D., 1993); (B.A. English, 1989).
How can I contact Thomas Michael Sullivan for a consultation?
You can contact Thomas Michael Sullivan 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.
What awards or recognition has Thomas Michael Sullivan received?
Thomas Michael Sullivan's notable recognition includes: Peer Reviewed.

Education

J.D.
Suffolk University Law School
- 1993
B.A. English
Boston College
- 1989

Awards

Peer Reviewed

Bar Admissions

Connecticut
Admitted: 1968
Massachusetts
Admitted: 1993
District of Columbia
Admitted: 1997
New York
Admitted: 1999

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