Atty. Ann S Costello

Atty. Ann S Costello

Ann S Costello is a lawyer practicing banking law, securities law, securities offerings. Ann received a B.A. degree from Duke University in 1972, and has been licensed for 47 years.

Washington Washington 47 yrs experience 47 year
Call (771) 220-5981 Book Appointment

Profile Summary

About Ann S Costello at a glance

Ann S Costello is a V.P. based in Washington, District of Columbia. They have 47+ years of legal experience, licensed to practice since 1979. Their practice focuses on business and securities. Admitted to practice in District of Columbia (1979). Educated at George Washington University (J.D., 1979) and Duke University (B.A., 1972). Recognitions include AV Preeminent. Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Ann S Costello is a lawyer practicing banking law, securities law, securities offerings
  • Ann received a B.A. degree from Duke University in 1972, and has been licensed for 47 years
  • Ann practices in Washington, DC

Practice Areas Explained

Ann S Costello's Areas of Practice

Each practice area below reflects the types of cases Ann S Costello 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.

Ann S Costello is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Securities Law

Ann S Costello is one of 64,529 securities attorneys indexed nationally. Browse securities 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 Ann S Costello

Where is Ann S Costello's law office located?
Ann S Costello's law practice is located in Washington, District of Columbia. You can contact the office directly through this profile page.
What practice areas does Ann S Costello handle?
Ann S Costello focuses on business, securities. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Ann S Costello practiced law?
Ann S Costello has 47+ years of legal experience and has been licensed since 1979.
Where did Ann S Costello go to law school?
Ann S Costello earned their education at (J.D., 1979); (B.A., 1972).
How can I contact Ann S Costello for a consultation?
You can contact Ann S Costello 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 Ann S Costello received?
Ann S Costello's notable recognition includes: AV Preeminent.

Education

J.D.
George Washington University
- 1979
B.A.
Duke University
- 1972

Awards

AV Preeminent

Bar Admissions

District of Columbia
Admitted: 1979

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