Atty. Patrick Armstrong O'Brien

Atty. Patrick Armstrong O'Brien

Patrick Armstrong O'Brien is a lawyer practicing business, health care, real estate and 2 other areas of law. Patrick has been licensed for 12 years.

Dallas Dallas 12 yrs experience 12 year
Call (945) 277-3229 Book Appointment

Profile Summary

About Patrick Armstrong O'Brien at a glance

Patrick Armstrong O'Brien is a trusts, probate, business, real estate, and health care attorney based in Dallas, Texas. They have 12+ years of legal experience, licensed to practice since 2014. Admitted to practice in Texas (2014) and Michigan (2024). Educated at Southern Methodist University, Dedman School of Law (Doctor, 2014). Serands clients in Dallas, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Patrick Armstrong O'Brien is a lawyer practicing business, health care, real estate and 2 other areas of law
  • Patrick has been licensed for 12 years
  • Patrick practices in Dallas, TX

Practice Areas Explained

Patrick Armstrong O'Brien's Areas of Practice

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

Trusts

Patrick Armstrong O'Brien is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in Texas →

Probate

Patrick Armstrong O'Brien is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in Texas →

Business & Corporate Law

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

Patrick Armstrong O'Brien is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Texas →

Real Estate Law

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

Patrick Armstrong O'Brien is one of 316,149 real estate attorneys indexed nationally. Browse real estate attorneys in Texas →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

Patrick Armstrong O'Brien is one of 66,735 health care attorneys indexed nationally. Browse health care attorneys in Texas →

Jurisdictional Context

Why local counsel matters in Texas

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

Looking for additional Texas attorneys? Browse all attorneys in Dallas or all attorneys in Texas.

Frequently Asked

Common questions about Patrick Armstrong O'Brien

Where is Patrick Armstrong O'Brien's law office located?
Patrick Armstrong O'Brien's law practice is located in Dallas, Texas. You can contact the office directly through this profile page.
What practice areas does Patrick Armstrong O'Brien handle?
Patrick Armstrong O'Brien focuses on trusts, probate, business, real estate, health care. Each practice area listed reflects experience handling cases of that type in Texas.
How long has Patrick Armstrong O'Brien practiced law?
Patrick Armstrong O'Brien has 12+ years of legal experience and has been licensed since 2014.
Where did Patrick Armstrong O'Brien go to law school?
Patrick Armstrong O'Brien earned their education at (Doctor, 2014).
How can I contact Patrick Armstrong O'Brien for a consultation?
You can contact Patrick Armstrong 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.

Education

Doctor
Southern Methodist University, Dedman School of Law
- 2014

Bar Admissions

Texas
Admitted: 2014
Michigan
Admitted: 2024

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