Atty. John S. Cossum

Atty. John S. Cossum

Mr. John S.

Houston Houston 45 yrs experience 45 year
Call (832) 900-0560 Book Appointment

Profile Summary

About John S. Cossum at a glance

John S. Cossum is a Member based in Houston, Texas, practicing at The Law Offices of John S. Cossum. They have 45+ years of legal experience, licensed to practice since 1981. Their practice focuses on dui/dwi, drug crimes, criminal defense, family law, and business. Admitted to practice in Texas (1981), U.S. District Court, Southern and Eastern Districts of Texas and U.S. Court of Appeals, Fifth Circui (1981), and Arizona (2012). Educated at University of Texas at Austin (J.D., 1981) and Vanderbilt University (B.A., 1978). Recognitions include AV Preeminent. Active member of Arizona Bar Association National Association of Criminal Defense Attorneys American Bar Association State Bar of Texas Texas Bar Foundation. Serands clients in Houston, TX and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Mr. John S. Cossum is a lawyer practicing criminal law, federal criminal law, white collar crime and 21 other areas of law
  • John received a B.A. degree from Vanderbilt University in 1978, and has been licensed for 45 years
  • John practices at The Law Offices of John S. Cossum in Houston, TX

Practice Areas Explained

John S. Cossum's Areas of Practice

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

DUI / DWI Defense

Find experienced DUI and DWI defense attorneys near you. Compare verified profiles, read client reviews, and consult about your case for free.

John S. Cossum is one of 29,977 dui/dwi attorneys indexed nationally. Browse dui/dwi attorneys in Texas →

Drug Crimes

John S. Cossum is one of 6,966 drug crimes attorneys indexed nationally. Browse drug crimes attorneys in Texas →

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.

John S. Cossum is one of 214,271 criminal defense attorneys indexed nationally. Browse criminal defense attorneys in Texas →

Family Law

Family law attorneys handle divorce, child custody, child support, adoption, prenups, and protective orders. Find verified family lawyers near you.

John S. Cossum is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in Texas →

Business & Corporate Law

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

John S. Cossum is one of 501,317 business attorneys indexed nationally. Browse business 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 Houston 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 Houston or all attorneys in Texas.

Frequently Asked

Common questions about John S. Cossum

Where is John S. Cossum's law office located?
John S. Cossum's law practice is located in Houston, Texas. The firm is The Law Offices of John S. Cossum. You can contact the office directly through this profile page.
What practice areas does John S. Cossum handle?
John S. Cossum focuses on dui/dwi, drug crimes, criminal defense, family law, business. Each practice area listed reflects experience handling cases of that type in Texas.
How long has John S. Cossum practiced law?
John S. Cossum has 45+ years of legal experience and has been licensed since 1981.
Where did John S. Cossum go to law school?
John S. Cossum earned their education at (J.D., 1981); (B.A., 1978).
How can I contact John S. Cossum for a consultation?
You can contact John S. Cossum 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 John S. Cossum received?
John S. Cossum's notable recognition includes: AV Preeminent.

Education

J.D.
University of Texas at Austin
- 1981
B.A.
Vanderbilt University
- 1978

Awards

AV Preeminent

Bar Admissions

Texas
Admitted: 1981
U.S. District Court, Southern and Eastern Districts of Texas and U.S. Court of Appeals, Fifth Circui
Admitted: 1981
Arizona
Admitted: 2012

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