Atty. Eileen Catherine Marshall

Atty. Eileen Catherine Marshall

Ms. Eileen Catherine Marshall is a lawyer practicing tax, clean technology, energy & utilities and 2 other areas of law.

Washington Washington 28 yrs experience 28 year
Call (904) 850-9533 Book Appointment

Profile Summary

About Eileen Catherine Marshall at a glance

Eileen Catherine Marshall is an Attorney based in Washington, District of Columbia, practicing at Cooley LLP. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on business, tax, m&a, and energy. Admitted to practice in New York (1998), New Jersey (1998), California (1998), and U.S. Supreme Court (2003). Educated at Columbus School of Law of The Catholic University of America (J.D. Georgetown, 1997) and University of Pennsylvania (B.A., 1989). Serands clients in Washington, DC and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Ms. Eileen Catherine Marshall is a lawyer practicing tax, clean technology, energy & utilities and 2 other areas of law
  • Eileen received a B.A. degree from University of Pennsylvania in 1989, and has been licensed for 28 years
  • Eileen practices at Cooley LLP in Washington, DC

Practice Areas Explained

Eileen Catherine Marshall's Areas of Practice

Each practice area below reflects the types of cases Eileen Catherine Marshall 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.

Eileen Catherine Marshall is one of 501,317 business attorneys indexed nationally. Browse business attorneys in District of Columbia →

Tax Law

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

Eileen Catherine Marshall is one of 85,302 tax attorneys indexed nationally. Browse tax attorneys in District of Columbia →

Mergers & Acquisitions

Eileen Catherine Marshall is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in District of Columbia →

Energy & Utilities Law

Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.

Eileen Catherine Marshall is one of 36,230 energy attorneys indexed nationally. Browse energy 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 Eileen Catherine Marshall

Where is Eileen Catherine Marshall's law office located?
Eileen Catherine Marshall's law practice is located in Washington, District of Columbia. The firm is Cooley LLP. You can contact the office directly through this profile page.
What practice areas does Eileen Catherine Marshall handle?
Eileen Catherine Marshall focuses on business, tax, m&a, energy. Each practice area listed reflects experience handling cases of that type in District of Columbia.
How long has Eileen Catherine Marshall practiced law?
Eileen Catherine Marshall has 28+ years of legal experience and has been licensed since 1998.
Where did Eileen Catherine Marshall go to law school?
Eileen Catherine Marshall earned their education at (J.D. Georgetown, 1997); (B.A., 1989).
How can I contact Eileen Catherine Marshall for a consultation?
You can contact Eileen Catherine Marshall 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. Georgetown
Columbus School of Law of The Catholic University of America
- 1997
B.A.
University of Pennsylvania
- 1989

Bar Admissions

New York
Admitted: 1998
New Jersey
Admitted: 1998
California
Admitted: 1998
U.S. Supreme Court
Admitted: 2003
District of Columbia
Admitted: 2006

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