Harry W. R. Chamberlain II

Shareholder

Practices

Overview

Harry Chamberlain is a Shareholder of Buchalter, an Am Law 150 firm with a dozen U.S. offices. For over 40 years, he has served as trial and appellate counsel on behalf of Fortune 500 companies, and a variety of public and private sector clients in complex litigation matters. He is certified as an Appellate Specialist by the California State Bar Board of Legal Specialization, arguing hundreds of appeals, including numerous cases before the California Supreme Court and the highest state and federal courts across the country. His First Amendment practice has produced significant precedents defining the law of defamation, trade libel and constitutional privileges.

Before joining Buchalter, Harry was general counsel for California-based professional liability insurers, and he managed the law department of a national group of commercial insurance and financial service companies. He is past president of California Defense Counsel and the Association of Southern California Defense Counsel, preeminent associations of civil trial and appellate lawyers. He writes and lectures widely on topics concerning complex litigation, the First Amendment and constitutional law.

Harrod v. Country Oaks Partners, LLC (2024) 15 Cal.5th 939, pending cert. petition: Consistent with the Federal Arbitration Act, may the California Legislature prohibit a patient’s appointed agent who is acting under the patient’s advance medical directive from agreeing to arbitrate disputes with medical providers?
Jarman v. HCR Manor Care (2020) 10 Cal.5th 375 (amicus): Health & Safety Code provides only a limited private remedy of $500 “per lawsuit” for nursing home’s alleged violations the CA Patient Bill of Rights.
Parrish v. Latham & Watkins LLP (2017) 3 Cal.5th 767 (amicus): Malicious prosecution action by former employees against their employer’s counsel was barred by the “interim adverse judgment” rule based on denial of a pretrial motion, even though the trial court later found employer’s action was in bad faith.
Winn v. Pioneer Medical Group, Inc. (2016) 63 Cal.4th 148 (amicus): Aggravated “neglect” within the meaning of the Elder Abuse and Dependent Care Act requires plaintiff to show that the defendant health care provider had a “custodial relationship” with the elder patient.
Lee v. Hanley (2015) 61 Cal.4th 1225 (amicus): Defining when the one-year statute of limitations for actions against an attorney (Code Civ. Proc. § 340.6) applies to a former client’s claims relating to performance services encompassed within a lawyer’s “professional obligations.”
Crane v. R.R. Crane Invest. Corp. (2022) 82 Cal.App.5th 748: Disgruntled shareholder is entitled to receive the appraised value for his shares under Corp. Code § 2000, but not prejudgment interest.
Healthsmart Pacific, Inc. v. Kabateck (2016) 7 Cal.App.5th 416: $60 million media defamation suit was a SLAPP suit against opposing counsel barred by the “fair report privilege” under Civil Code§ 47(d).
Thayer v. Kabateck Brown Kellner LLP (2012) 207 Cal.App.4th 141: Action by a client’s spouse claiming her husband’s attorneys mishandled a class action settlement was barred as an improper SLAPP suit.
Prospect Medical Group v. Northridge Emergency Medical Group (2009) 45 Cal.4th 497: California law prohibits hospitals from “balance billing” their patients for medical fees owed by the patient’s HMO.
Mayer v. L&B Real Estate (2008) 43 Cal.4th 1231: Property owner’s Due Process right to set aside invalid tax sale does not expire until possession is “disturbed” by a valid notice of sale from the tax collector.
City of Anaheim v. Angels Baseball LP (2008) 2008 WL 5274631: Adopting the team name Los Angeles Angels of Anaheim did not violate contractual arrangements with the City of Anaheim.
Cohn v. Corinthian Colleges, Angels Baseball LP (2008) 169 Cal.App.4th 523: Mother’s Day tote bag giveaway at Angels’ baseball game was not unlawful discrimination against men.
Kibler v. No. Inyo County Hosp. Dist. (2006) 39 Cal.4th 192 (amicus): A hospital peer review committee’s disciplinary decisions are protected under the First Amendment.
Jarrow Formulas Inc. v. La Marche (2003) 31 Cal.4th 728: Lawyers may challenge claims for malicious prosecution under the anti-SLAPP statute and recover their legal fees if they prevail.
Viner v. Sweet (2003) 32 Cal.4th 1232 (amicus): A client suing for legal malpractice must prove that a more favorable outcome would have resulted “but for” the lawyer’s negligence.
Musser v. Provencher (2002) 28 Cal.4th. 274 (amicus): Attorneys may sue co-counsel for indemnification arising from errors they committed during the joint representation of their mutual client.
Summit Financial Holdings Ltd. v. Continental Lawyers Title Co. (2002) 27 Cal.4th 1160 (amicus): Escrow agents owe no duty to protect the financial interests of third parties outside of the transaction.
Shade Foods, Inc. v. Royal Ins. Co. of America (2000) 78 Cal.App.4th 847: $14 million bad faith and punitive damages verdict reversed for insufficient evidence of malice.
Potvin v. MetLife Ins. Co. (2000) 22 Cal.4th 1060: Case-by-case analysis is required to determine if Due Process precludes the at-will termination of a medical provider by a health plan.
Temple Community Hosp. v. Superior Court (1999) 20 Cal.4th 464, Cedars-Sinai Med. Center v. Superior Court (1998) 18 Cal.4th 1 (amicus): No tort remedy exists for “spoliation of evidence” under California law; other evidentiary, criminal and regulatory sanctions suffice.
Parsons v. Crown Disposal Co. (1997) 15 Cal.4th 456: Waste disposal company has no liability to a horseback rider for noises made during a garbage truck’s routine trash collection operations.
Rubin v. Green (1993) 4 Cal.4th 1187: Absolute litigation privilege bars private actions against attorneys under Business & Professions Code §17200 based on their communications relating to litigation.
Bay Cities Paving & Grading Inc. v. Lawyers’ Mut. Ins. Co. (1993) 5 Cal.4th 854 (amicus): Insurance policy limits available for “related” claims requires a common sense reading of the contract.

Admissions

California
District of Columbia
North Carolina

Supreme Court of the United States
All State and Federal Courts of California
All State and Federal Courts of North Carolina
All Courts of District of Columbia

State Bar of California Certified Specialist–Appellate Law
Super Lawyers–2005 to Present
Best Lawyers in America, Appellate Practice, 2023-2026
Best Lawyers in America, Insurance Law, 2025-2026
Sacramento Magazine’s Top Lawyer, Appellate Law, 2023
AV Preeminent Rated By Martindale-Hubbell

First Amendment and Constitutional Law
Defamation
Trade Libel
Trade Secrets
Unfair Competition
Regulatory and Legislative Practice
Employment Law
Insurance Law
Products Liability & Mass Tort Ligation
Professional Responsibility
Complex Litigation
Class Actions

Past president of the Association of Southern California Defense Counsel (2006) and California Defense Counsel (2010), preeminent regional associations of civil defense trial and appellate lawyers.
Former elected Trustee of the Los Angeles County Bar Association (4 years)
Board Member, Counsel for Justice

Bar Admissions

Areas of Focus

Admissions

Education

Buchalter Litigation Team Represents Industry Leaders in Lawsuit to Protect…

Buchalter Attorneys Named 2026 Best Lawyers in America

Harry W.R. Chamberlain Quoted in Law360

Buchalter Appellate Specialists Harry W.R. Chamberlain II and Robert M.…

Webinar: Bad Faith Insurance Litigation in CA