Atty. Thomas Koos

Atty. Thomas Koos

Thomas Koos is a lawyer practicing family law. Thomas received a B.S. degree from California State University, Dominguez Hills in 1989, and has been licensed for 28 years.

Irvine Irvine 28 Years Experience 28 year
Call (949) 368-8067

Profile Summary

About Thomas Koos at a glance

Thomas Koos is a Member based in Irvine, California, practicing at Thomas Koos Law Offices. They have 28+ years of legal experience, licensed to practice since 1998. Their practice focuses on family law. Admitted to practice in California (1998). Educated at Western State University College of Law (J.D., 1996) and California State University, Dominguez Hills (B.S., 1989). Recognitions include Peer Reviewed. Serves clients in Irvine, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Thomas Koos is a lawyer practicing family law
  • Thomas received a B.S. degree from California State University, Dominguez Hills in 1989, and has been licensed for 28 years
  • Thomas practices at Thomas Koos Law Offices in Irvine, CA

Practice Areas Explained

Thomas Koos's Areas of Practice

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

Family Law

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

Thomas Koos is one of 167,063 family law attorneys indexed nationally. Browse family law attorneys in California →

Jurisdictional Context

Why local counsel matters in California

Practicing law in California. Legal matters in California are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Irvine are typically filed in the local municipal court or the appropriate California state district court, depending on subject matter and amount in controversy. An attorney licensed in California brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in California courts without local counsel or pro hac vice admission.

Looking for additional California attorneys? Browse all attorneys in Irvine or all attorneys in California.

Frequently Asked

Common questions about Thomas Koos

Where is Thomas Koos's law office located?
Thomas Koos's law practice is located in Irvine, California. The firm is Thomas Koos Law Offices. You can contact the office directly through this profile page.
What practice areas does Thomas Koos handle?
Thomas Koos focuses on family law. Each practice area listed reflects experience handling cases of that type in California.
How long has Thomas Koos practiced law?
Thomas Koos has 28+ years of legal experience and has been licensed since 1998.
Where did Thomas Koos go to law school?
Thomas Koos earned their education at (J.D., 1996); (B.S., 1989).
How can I contact Thomas Koos for a consultation?
You can contact Thomas Koos 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 Thomas Koos received?
Thomas Koos's notable recognition includes: Peer Reviewed.

Practice Areas

Education

J.D.
Western State University College of Law
- 1996
B.S.
California State University, Dominguez Hills
- 1989

Awards

Peer Reviewed

Bar Admissions

California
Admitted: 1998

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