Atty. Catherine Susan Simonsen

Atty. Catherine Susan Simonsen

Catherine Susan Simonsen is a lawyer practicing civil litigation, antitrust, appellate and 5 other areas of law. Catherine received a degree from Yale Law School, New Haven CT, and has been licensed for 14 years.

Los Angeles Los Angeles 14 yrs experience 14 year
Call (213) 539-3027 Book Appointment

Profile Summary

About Catherine Susan Simonsen at a glance

Catherine Susan Simonsen is a business, litigation, consumer, and appellate attorney based in Los Angeles, California. They have 14+ years of legal experience, licensed to practice since 2012. Admitted to practice in Washington (2012) and California (2015). Educated at Yale Law School, New Haven CT (—). Serands clients in Los Angeles, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Catherine Susan Simonsen is a lawyer practicing civil litigation, antitrust, appellate and 5 other areas of law
  • Catherine received a degree from Yale Law School, New Haven CT, and has been licensed for 14 years
  • Catherine practices in Los Angeles, CA

Practice Areas Explained

Catherine Susan Simonsen's Areas of Practice

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

Business & Corporate Law

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

Catherine Susan Simonsen is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Civil Litigation

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

Catherine Susan Simonsen is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Consumer Protection

Consumer protection attorneys for fraud, lemon law, debt harassment, and deceptive trade practices.

Catherine Susan Simonsen is one of 50,607 consumer attorneys indexed nationally. Browse consumer attorneys in California →

Appellate Practice

Appellate attorneys for civil and criminal appeals at state and federal court.

Catherine Susan Simonsen is one of 86,319 appellate attorneys indexed nationally. Browse appellate 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 Los Angeles 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 andnue, 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 Los Angeles or all attorneys in California.

Frequently Asked

Common questions about Catherine Susan Simonsen

Where is Catherine Susan Simonsen's law office located?
Catherine Susan Simonsen's law practice is located in Los Angeles, California. You can contact the office directly through this profile page.
What practice areas does Catherine Susan Simonsen handle?
Catherine Susan Simonsen focuses on business, litigation, consumer, appellate. Each practice area listed reflects experience handling cases of that type in California.
How long has Catherine Susan Simonsen practiced law?
Catherine Susan Simonsen has 14+ years of legal experience and has been licensed since 2012.
Where did Catherine Susan Simonsen go to law school?
Catherine Susan Simonsen earned their education at (—).
How can I contact Catherine Susan Simonsen for a consultation?
You can contact Catherine Susan Simonsen 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

Yale Law School, New Haven CT
- In Progress

Bar Admissions

Washington
Admitted: 2012
California
Admitted: 2015

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