Atty. William Henry Holsinger

Atty. William Henry Holsinger

William Henry Holsinger is a lawyer practicing civil litigation, personal injury, estate planning and 4 other areas of law. William received a B.A. degree from Sonoma State College in 1973, and has been licensed for 48 years.

San Mateo San Mateo 48 yrs experience 48 year
Call (650) 715-0065 Book Appointment

Profile Summary

About William Henry Holsinger at a glance

William Henry Holsinger is a trusts, contracts, personal injury, family law, and estate planning attorney based in San Mateo, California. They have 48+ years of legal experience, licensed to practice since 1978. Admitted to practice in California (1978). Educated at Hastings College of the Law, University of California (J.D., 1978) and Sonoma State College (B.A., 1973). Recognitions include BV Distinguished. Serands clients in San Mateo, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Henry Holsinger is a lawyer practicing civil litigation, personal injury, estate planning and 4 other areas of law
  • William received a B.A. degree from Sonoma State College in 1973, and has been licensed for 48 years
  • William practices in San Mateo, CA

Practice Areas Explained

William Henry Holsinger's Areas of Practice

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

Trusts

William Henry Holsinger is one of 104,172 trusts attorneys indexed nationally. Browse trusts attorneys in California →

Contracts

William Henry Holsinger is one of 76,762 contracts attorneys indexed nationally. Browse contracts 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.

William Henry Holsinger 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.

William Henry Holsinger 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.

William Henry Holsinger is one of 226,537 estate planning attorneys indexed nationally. Browse estate planning 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 William Henry Holsinger

Where is William Henry Holsinger's law office located?
William Henry Holsinger's law practice is located in San Mateo, California. You can contact the office directly through this profile page.
What practice areas does William Henry Holsinger handle?
William Henry Holsinger focuses on trusts, contracts, personal injury, family law, estate planning. Each practice area listed reflects experience handling cases of that type in California.
How long has William Henry Holsinger practiced law?
William Henry Holsinger has 48+ years of legal experience and has been licensed since 1978.
Where did William Henry Holsinger go to law school?
William Henry Holsinger earned their education at (J.D., 1978); (B.A., 1973).
How can I contact William Henry Holsinger for a consultation?
You can contact William Henry Holsinger 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 William Henry Holsinger received?
William Henry Holsinger's notable recognition includes: BV Distinguished.

Education

J.D.
Hastings College of the Law, University of California
- 1978
B.A.
Sonoma State College
- 1973

Awards

BV Distinguished

Bar Admissions

California
Admitted: 1978

Reviews

4.2
1 Review
5 0
4 0
3 0
2 0
1 0
These reviews belong to platform users; they do not constitute advertisement or promotion for the attorney. Opinions are published for informational purposes only.

No reviews yet.