Atty. Daniel Thomas O'Connor

Atty. Daniel Thomas O'Connor

Mr. Daniel Thomas O'Connor is a lawyer practicing securities / investment fraud, commercial litigation, antitrust and competition and 2 other areas of law.

Washington Washington 20 yrs experience 20 year
Call (443) 909-4791 Book Appointment

Profile Summary

About Daniel Thomas O'Connor at a glance

Daniel Thomas O'Connor is an Associate based in Washington, District of Columbia, practicing at Bryan Cave Leighton Paisner LLP. They have 20+ years of legal experience, licensed to practice since 2006. Their practice focuses on business, white collar, securities, litigation, and consumer. Admitted to practice in Florida (2006), District of Columbia (2007), and Minnesota U.S. District Court, Middle District of Florida U.S. District Court, Northern District of (2007). Educated at Washington University (J.D., 2006) and University of Minnesota (B.S.B., 2003). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Daniel Thomas O'Connor is a lawyer practicing securities / investment fraud, commercial litigation, antitrust and competition and 2 other areas of law
  • Daniel received a B.S.B. degree from University of Minnesota in 2003, and has been licensed for 20 years
  • Daniel practices at Bryan Cave Leighton Paisner LLP in Washington, DC

Practice Areas Explained

Daniel Thomas O'Connor's Areas of Practice

Each practice area below reflects the types of cases Daniel Thomas O'Connor handles, with a brief overview of what that area of law covers.

Business & Corporate Law

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

Daniel Thomas O'Connor is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

White Collar Crimes

Daniel Thomas O'Connor is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in District of Columbia →

Securities Law

Daniel Thomas O'Connor is one of 64,529 securities attorneys indexed nationally. Browse securities attorneys in District of Columbia →

Civil Litigation

Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.

Daniel Thomas O'Connor is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in District of Columbia →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Daniel Thomas O'Connor is one of 50,607 consumer attorneys indexed nationally. Browse consumer 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 Daniel Thomas O'Connor

Where is Daniel Thomas O'Connor's law office located?
Daniel Thomas O'Connor's law practice is located in Washington, District of Columbia. The firm is Bryan Cave Leighton Paisner LLP. You can contact the office directly through this profile page.
What practice areas does Daniel Thomas O'Connor handle?
Daniel Thomas O'Connor focuses on business, white collar, securities, litigation, consumer. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Daniel Thomas O'Connor practiced law?
Daniel Thomas O'Connor has 20+ years of legal experience and has been licensed since 2006.
Where did Daniel Thomas O'Connor go to law school?
Daniel Thomas O'Connor earned their education at (J.D., 2006); (B.S.B., 2003).
How can I contact Daniel Thomas O'Connor for a consultation?
You can contact Daniel Thomas O'Connor 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.

Education

J.D.
Washington University
- 2006
B.S.B.
University of Minnesota
- 2003

Bar Admissions

Florida
Admitted: 2006
District of Columbia
Admitted: 2007
Minnesota U.S. District Court, Middle District of Florida U.S. District Court, Northern District of
Admitted: 2007

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