Atty. Chadwick Daniel O'Neill

Atty. Chadwick Daniel O'Neill

Chadwick Daniel O'Neill is a lawyer practicing real estate, real estate leasing, digital infrastructure, data center and cloud computing and 4 other areas of law. Chadwick received a B.A. degree from Saint Anselm College in 2015, and has been licensed for 6 years.

McLean McLean 6 yrs experience 6 year
Call (202) 244-0723 Book Appointment

Profile Summary

About Chadwick Daniel O'Neill at a glance

Chadwick Daniel O'Neill is a real estate, zoning, construction, litigation, and government attorney based in McLean, Virginia. They have 6+ years of legal experience, licensed to practice since 2020. Admitted to practice in Maryland (2020), District of Columbia (2022), and Virginia U.S. District Court for the District of Maryland (2022). Educated at The Catholic University of America, Columbus School of Law (J.D. Note, 2020) and Saint Anselm College (B.A., 2015). Active member of Professional & Community Involvement •Member, Urban Land Institute - Washington, D, C, and District, 2022-Present •Member, Real Property Section, Maryland State Bar Association, 2020-Present. Serands clients in McLean, VA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Chadwick Daniel O'Neill is a lawyer practicing real estate, real estate leasing, digital infrastructure, data center and cloud computing and 4 other areas of law
  • Chadwick received a B.A. degree from Saint Anselm College in 2015, and has been licensed for 6 years
  • Chadwick practices in McLean, VA

Practice Areas Explained

Chadwick Daniel O'Neill's Areas of Practice

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

Real Estate Law

Real estate attorneys handle home purchases, sales, commercial transactions, title disputes, and landlord-tenant matters.

Chadwick Daniel O'Neill is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Virginia →

Land Use & Zoning

Chadwick Daniel O'Neill is one of 40,226 zoning attorneys indexed nationally. Browse zoning attorneys in Virginia →

Construction Law

Chadwick Daniel O'Neill is one of 40,689 construction attorneys indexed nationally. Browse construction attorneys in Virginia →

Civil Litigation

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

Chadwick Daniel O'Neill is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in Virginia →

Government & Administrative Law

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

Chadwick Daniel O'Neill is one of 132,225 government attorneys indexed nationally. Browse government attorneys in Virginia →

Jurisdictional Context

Why local counsel matters in Virginia

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

Looking for additional Virginia attorneys? Browse all attorneys in McLean or all attorneys in Virginia.

Frequently Asked

Common questions about Chadwick Daniel O'Neill

Where is Chadwick Daniel O'Neill's law office located?
Chadwick Daniel O'Neill's law practice is located in McLean, Virginia. You can contact the office directly through this profile page.
What practice areas does Chadwick Daniel O'Neill handle?
Chadwick Daniel O'Neill focuses on real estate, zoning, construction, litigation, government. Each practice area listed reflects experience handling cases of that type in Virginia.
How long has Chadwick Daniel O'Neill practiced law?
Chadwick Daniel O'Neill has 6+ years of legal experience and has been licensed since 2020.
Where did Chadwick Daniel O'Neill go to law school?
Chadwick Daniel O'Neill earned their education at (J.D. Note, 2020); (B.A., 2015).
How can I contact Chadwick Daniel O'Neill for a consultation?
You can contact Chadwick Daniel O'Neill 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. Note
The Catholic University of America, Columbus School of Law
- 2020
B.A.
Saint Anselm College
- 2015

Bar Admissions

Maryland
Admitted: 2020
District of Columbia
Admitted: 2022
Virginia U.S. District Court for the District of Maryland
Admitted: 2022

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