Atty. Caio A Arellano

Atty. Caio A Arellano

Caio A Arellano is a lawyer practicing government, public law, law practice mgmt & technology and 3 other areas of law. Caio received a B.A. degree from University of Michigan in 1999, and has been licensed for 18 years.

San Mateo San Mateo 18 yrs experience 18 year
Call (341) 229-0171 Book Appointment

Profile Summary

About Caio A Arellano at a glance

Caio A Arellano is a litigation, environmental, government, and internet attorney based in San Mateo, California. They have 18+ years of legal experience, licensed to practice since 2008. Admitted to practice in U.S. District Court, Northern District of California (2008) and California (2009). Educated at University of San Francisco Law School (J.D., 2008) and University of Michigan (B.A., 1999). Active member of San Mateo County and Santa Cruz County Bar Associations State Bar of California. Serands clients in San Mateo, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Caio A Arellano is a lawyer practicing government, public law, law practice mgmt & technology and 3 other areas of law
  • Caio received a B.A. degree from University of Michigan in 1999, and has been licensed for 18 years
  • Caio practices in San Mateo, CA

Practice Areas Explained

Caio A Arellano's Areas of Practice

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

Civil Litigation

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

Caio A Arellano is one of 454,532 litigation attorneys indexed nationally. Browse litigation attorneys in California →

Environmental Law

Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.

Caio A Arellano is one of 56,434 environmental attorneys indexed nationally. Browse environmental attorneys in California →

Government & Administrative Law

Attorneys for administrative law, agency hearings, government contracts, licensing, and public benefits.

Caio A Arellano is one of 132,225 government attorneys indexed nationally. Browse government attorneys in California →

Internet & Cyber Law

Internet and cyber lawyers for data breaches, online defamation, privacy law, and cybersecurity matters.

Caio A Arellano is one of 17,958 internet attorneys indexed nationally. Browse internet 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 San Mateo 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 San Mateo or all attorneys in California.

Frequently Asked

Common questions about Caio A Arellano

Where is Caio A Arellano's law office located?
Caio A Arellano's law practice is located in San Mateo, California. You can contact the office directly through this profile page.
What practice areas does Caio A Arellano handle?
Caio A Arellano focuses on litigation, environmental, government, internet. Each practice area listed reflects experience handling cases of that type in California.
How long has Caio A Arellano practiced law?
Caio A Arellano has 18+ years of legal experience and has been licensed since 2008.
Where did Caio A Arellano go to law school?
Caio A Arellano earned their education at (J.D., 2008); (B.A., 1999).
How can I contact Caio A Arellano for a consultation?
You can contact Caio A Arellano 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.
University of San Francisco Law School
- 2008
B.A.
University of Michigan
- 1999

Bar Admissions

U.S. District Court, Northern District of California
Admitted: 2008
California
Admitted: 2009

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