Atty. Oscar Leos

Atty. Oscar Leos

Mr. Oscar Leos is a lawyer practicing civil practice, construction, white collar criminal defense and 1 other area of law.

San Antonio San Antonio 21 yrs experience 21 year
Call (726) 238-3977 Book Appointment

Profile Summary

About Oscar Leos at a glance

Oscar Leos is a criminal defense, business, white collar, and litigation attorney based in San Antonio, Texas. They have 21+ years of legal experience, licensed to practice since 2005. Admitted to practice in Texas (2005) and U.S. District Court, Western District of Texas (2010). Educated at St. Mary's University of San Antonio School of Law (J.D., 2005) and University of Texas at San Antonio (B.A., 2001). Active member of San Antonio Bar Association San Antonio Young Lawyers Association. Serands clients in San Antonio, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. Oscar Leos is a lawyer practicing civil practice, construction, white collar criminal defense and 1 other area of law
  • Oscar received a B.A. degree from University of Texas at San Antonio in 2001, and has been licensed for 21 years
  • Oscar practices in San Antonio, TX

Practice Areas Explained

Oscar Leos's Areas of Practice

Each practice area below reflects the types of cases Oscar Leos handles, with a brief overview of what that area of law covers.

Criminal Defense

A criminal defense attorney protects your rights from arrest through trial. Find experienced lawyers handling DUI, drug, federal, theft, and violent-crime charges.

Oscar Leos is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Texas →

Business & Corporate Law

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

Oscar Leos is one of 501,317 business attorneys indexed nationally. Browse business attorneys in Texas →

White Collar Crimes

Oscar Leos is one of 20,025 white collar attorneys indexed nationally. Browse white collar attorneys in Texas →

Civil Litigation

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

Oscar Leos is one of 454,532 litigation attorneys indexed nationally. Browse litigation 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 San Antonio 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 San Antonio or all attorneys in Texas.

Frequently Asked

Common questions about Oscar Leos

Where is Oscar Leos's law office located?
Oscar Leos's law practice is located in San Antonio, Texas. You can contact the office directly through this profile page.
What practice areas does Oscar Leos handle?
Oscar Leos focuses on criminal defense, business, white collar, litigation. Each practice area listed reflects experience handling cases of that type in Texas.
How long has Oscar Leos practiced law?
Oscar Leos has 21+ years of legal experience and has been licensed since 2005.
Where did Oscar Leos go to law school?
Oscar Leos earned their education at (J.D., 2005); (B.A., 2001).
How can I contact Oscar Leos for a consultation?
You can contact Oscar Leos 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.
St. Mary's University of San Antonio School of Law
- 2005
B.A.
University of Texas at San Antonio
- 2001

Bar Admissions

Texas
Admitted: 2005
U.S. District Court, Western District of Texas
Admitted: 2010

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