Atty. Dane Brian Costley

Atty. Dane Brian Costley

Dane Brian Costley is a lawyer. Dane received a B.S. degree from California State University at Northridge in 1989, and has been licensed for 32 years.

Simi Valley Simi Valley 32 yrs experience 32 year
Call (888) 663-2125 Book Appointment

Profile Summary

About Dane Brian Costley at a glance

Dane Brian Costley is an attorney based in Simi Valley, California. They have 32+ years of legal experience, licensed to practice since 1994. Admitted to practice in California (Inactive) (1994). Educated at Loyola Marymount University Law School (J.D., 1994) and California State University at Northridge (B.S., 1989). Serands clients in Simi Valley, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • Dane Brian Costley is a lawyer
  • Dane received a B.S. degree from California State University at Northridge in 1989, and has been licensed for 32 years
  • Dane practices in Simi Valley, CA

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 Simi Valley 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 Simi Valley or all attorneys in California.

Frequently Asked

Common questions about Dane Brian Costley

Where is Dane Brian Costley's law office located?
Dane Brian Costley's law practice is located in Simi Valley, California. You can contact the office directly through this profile page.
How long has Dane Brian Costley practiced law?
Dane Brian Costley has 32+ years of legal experience and has been licensed since 1994.
Where did Dane Brian Costley go to law school?
Dane Brian Costley earned their education at (J.D., 1994); (B.S., 1989).
How can I contact Dane Brian Costley for a consultation?
You can contact Dane Brian Costley 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.
Loyola Marymount University Law School
- 1994
B.S.
California State University at Northridge
- 1989

Bar Admissions

California (Inactive)
Admitted: 1994

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