Atty. Timothy O'Brien

Atty. Timothy O'Brien

For more than three decades, Tim O’Brien has advised clients regarding complex estate and trust issues, estate planning options, and also recommended various ways to avoid unnecessary taxes. If necessary, Tim will seek court intervention to resolve disputed matters, whether the dispute involves a will contest, the validity of a trust agreement, or the recovery of misappropriated assets.

Rockville Rockville 38 yrs experience 38 year
Call (240) 616-6228 Email Book Appointment

Profile Summary

About Timothy O'Brien at a glance

Timothy O'Brien is a Principal based in Rockville, Maryland, practicing at Joseph, Greenwald & Laake, P.A.. They have 38+ years of legal experience, licensed to practice since 1988. Their practice focuses on trusts. Admitted to practice in Maryland (1988) and District of Columbia U.S. Supreme Court U.S. Tax Court (1989). Educated at University of Baltimore School of Law (J.D., 1988) and Frostburg State College (B.S., 1981). Recognitions include Peer Reviewed. Active member of Prince George’s County Bar Association Maryland State Bar Association Bar Associations’ Insurance Trust. Serands clients in Rockville, MD and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • For more than three decades, Tim O’Brien has advised clients regarding complex estate and trust issues, estate planning options, and also recommended various ways to avoid unnecessary taxes
  • If necessary, Tim will seek court intervention to resolve disputed matters, whether the dispute involves a will contest, the validity of a trust agreement, or the recovery of misappropriated assets
  • Known for his tenacious advocacy, Tim doesn’t shy away from complex or contested matters
  • In fact, Maryland judges regularly appoint Tim as a successor personal representative for estates that have been mismanaged by previous fiduciaries
  • Tim has helped countless families navigate difficult situations, such as recovering estate assets that have been misused, settling tax liabilities with the IRS, and protecting assets for future generations

Practice Areas Explained

Timothy O'Brien's Areas of Practice

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

Trusts

Timothy O'Brien is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Maryland →

Jurisdictional Context

Why local counsel matters in Maryland

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

Looking for additional Maryland attorneys? Browse all attorneys in Rockville or all attorneys in Maryland.

Frequently Asked

Common questions about Timothy O'Brien

Where is Timothy O'Brien's law office located?
Timothy O'Brien's law practice is located in Rockville, Maryland. The firm is Joseph, Greenwald & Laake, P.A.. You can contact the office directly through this profile page.
What practice areas does Timothy O'Brien handle?
Timothy O'Brien focuses on trusts. Each practice area listed reflects experience handling cases of that type in Maryland.
How long has Timothy O'Brien practiced law?
Timothy O'Brien has 38+ years of legal experience and has been licensed since 1988.
Where did Timothy O'Brien go to law school?
Timothy O'Brien earned their education at (J.D., 1988); (B.S., 1981).
How can I contact Timothy O'Brien for a consultation?
You can contact Timothy O'Brien 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 Timothy O'Brien received?
Timothy O'Brien's notable recognition includes: Peer Reviewed.

Practice Areas

Education

J.D.
University of Baltimore School of Law
- 1988
B.S.
Frostburg State College
- 1981

Awards

Peer Reviewed

Bar Admissions

Maryland
Admitted: 1988
District of Columbia U.S. Supreme Court U.S. Tax Court
Admitted: 1989

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