Atty. David John Castenholz

Atty. David John Castenholz

David John Castenholz is a lawyer practicing civil litigation, personal injury, bankruptcy and 4 other areas of law. David received a B.A. degree from Stanford University in 1976, and has been licensed for 40 years.

La Verne La Verne 40 yrs experience 40 year
Call (626) 669-0125 Book Appointment

Profile Summary

About David John Castenholz at a glance

David John Castenholz is a Member based in La Verne, California, practicing at Law Offices Of David J Castenholz. They have 40+ years of legal experience, licensed to practice since 1986. Their practice focuses on probate, personal injury, family law, estate planning, and business. Admitted to practice in Massachusetts (1986), U.S. District Court, District of Massachusetts (1986), and California (1987). Educated at Boston University (J.D., 1986) and Stanford University (B.A., 1976). Serands clients in La Verne, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • David John Castenholz is a lawyer practicing civil litigation, personal injury, bankruptcy and 4 other areas of law
  • David received a B.A. degree from Stanford University in 1976, and has been licensed for 40 years
  • David practices at Law Offices of David J. Castenholz in La Verne, CA

Practice Areas Explained

David John Castenholz's Areas of Practice

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

Probate

David John Castenholz is one of 128,014 probate attorneys indexed nationally. Browse probate attorneys in California →

Personal Injury

Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.

David John Castenholz is one of 264,852 personal injury attorneys indexed nationally. Browse personal injury attorneys in California →

Family Law

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

David John Castenholz is one of 187,066 family law attorneys indexed nationally. Browse family law attorneys in California →

Estate Planning & Probate

An estate planning attorney prepares wills, trusts, powers of attorney, and healthcare directives to protect your family and pass on your assets.

David John Castenholz is one of 226,536 estate planning attorneys indexed nationally. Browse estate planning attorneys in California →

Business & Corporate Law

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

David John Castenholz is one of 501,317 business attorneys indexed nationally. Browse business 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 La Verne 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 La Verne or all attorneys in California.

Frequently Asked

Common questions about David John Castenholz

Where is David John Castenholz's law office located?
David John Castenholz's law practice is located in La Verne, California. The firm is Law Offices Of David J Castenholz. You can contact the office directly through this profile page.
What practice areas does David John Castenholz handle?
David John Castenholz focuses on probate, personal injury, family law, estate planning, business. Each practice area listed reflects experience handling cases of that type in California.
How long has David John Castenholz practiced law?
David John Castenholz has 40+ years of legal experience and has been licensed since 1986.
Where did David John Castenholz go to law school?
David John Castenholz earned their education at (J.D., 1986); (B.A., 1976).
How can I contact David John Castenholz for a consultation?
You can contact David John Castenholz 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.
Boston University
- 1986
B.A.
Stanford University
- 1976

Bar Admissions

Massachusetts
Admitted: 1986
U.S. District Court, District of Massachusetts
Admitted: 1986
California
Admitted: 1987

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