Atty. William Harold Aaronson

Atty. William Harold Aaronson

William Harold Aaronson is a lawyer practicing mergers and acquisitions, corporate governance, europe practice and 4 other areas of law. William received a B.A. degree from Johns Hopkins University in 1992, and has been licensed for 30 years.

Redwood City Redwood City 30 yrs experience 30 year
Call (510) 431-7082 Book Appointment

Profile Summary

About William Harold Aaronson at a glance

William Harold Aaronson is a Partner based in Redwood City, California, practicing at Davis Polk & Wardwell LLP. They have 30+ years of legal experience, licensed to practice since 1996. Their practice focuses on business, m&a, and health care. Admitted to practice in New York (1996) and California (2004). Educated at Harvard Law School (J.D., 1995) and Johns Hopkins University (B.A. Phi, 1992). Serands clients in Redwood City, CA and the surrounding metropolitan area.

Verified attorney profile · Updated June 2026

About

  • William Harold Aaronson is a lawyer practicing mergers and acquisitions, corporate governance, europe practice and 4 other areas of law
  • William received a B.A. degree from Johns Hopkins University in 1992, and has been licensed for 30 years
  • William practices at Davis Polk & Wardwell LLP in Redwood City, CA and 1 other location

Practice Areas Explained

William Harold Aaronson's Areas of Practice

Each practice area below reflects the types of cases William Harold Aaronson 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.

William Harold Aaronson is one of 501,317 business attorneys indexed nationally. Browse business attorneys in California →

Mergers & Acquisitions

William Harold Aaronson is one of 49,731 m&a attorneys indexed nationally. Browse m&a attorneys in California →

Health Care Law

Health care attorneys for HIPAA, Medicare, Medicaid, regulatory compliance, and medical licensing matters.

William Harold Aaronson is one of 66,735 health care attorneys indexed nationally. Browse health care 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 Redwood City 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 Redwood City or all attorneys in California.

Frequently Asked

Common questions about William Harold Aaronson

Where is William Harold Aaronson's law office located?
William Harold Aaronson's law practice is located in Redwood City, California. The firm is Davis Polk & Wardwell LLP. You can contact the office directly through this profile page.
What practice areas does William Harold Aaronson handle?
William Harold Aaronson focuses on business, m&a, health care. Each practice area listed reflects experience handling cases of that type in California.
How long has William Harold Aaronson practiced law?
William Harold Aaronson has 30+ years of legal experience and has been licensed since 1996.
Where did William Harold Aaronson go to law school?
William Harold Aaronson earned their education at (J.D., 1995); (B.A. Phi, 1992).
How can I contact William Harold Aaronson for a consultation?
You can contact William Harold Aaronson 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.
Harvard Law School
- 1995
B.A. Phi
Johns Hopkins University
- 1992

Bar Admissions

New York
Admitted: 1996
California
Admitted: 2004

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