Best Law Firms in Rancho Cucamonga, CA for Mass Tort Litigation / Class Actions - Plaintiffs
The Law Offices of Justin H. King — A Tier 1 Personal Injury Law Firm Built on Results, Leadership & a 100-Year Inland Empire Legal Legacy
The Law Offices of Justin H. King is a Tier 1–ranked personal injury and plaintiff-side litigation firm serving clients across Rancho Cucamonga, San Bernardino County, and the broader Inland Empire. Founded by nationally recognized trial attorney Justin H. King, the firm has become a trusted advocate for individuals and families harmed by negligence, dangerous products, institutional abuse, and insurance misconduct.
A Local Family-Run Firm Rooted in Legal Excellence
The King family’s legal service in the Inland Empire spans nearly a century, and today, Justin is joined by his brothers — Oliver King and Jonathan King — continuing the family’s deep tradition of justice and public service. Each brother brings a strong litigation background, including experience at top defense firms, where they learned the strategies and tactics used by major insurers and corporations. This unique perspective now gives their injured clients a decisive advantage.
A Modern Plaintiff Firm with Proven Results
Together, the firm’s attorneys have achieved multiple million- and multi-million-dollar results, including:
$4.75 million – Medical negligence (TBI)
$4.35 million – Defective product / bus accident
$3.25 million – Rear-end collision
$2.5 million – Traumatic brain injury
$1.139 million – Sexual assault (institutional liability)
Additional confidential high-value settlements
The firm also represents plaintiffs in major mass-plaintiff and class-action litigation, including the Las Vegas Shooting cases, the Los Angeles Archdiocese sexual abuse cases, the LA County Probation abuse cases, and Justin’s current role as lead counsel in a statewide insurance bad-faith class action against National General Insurance Company.
Recognition from Legal Industry Leaders
The firm and its attorneys are consistently honored by leading organizations, including:
Best Lawyers in America®
Best Law Firms® – Tier 1 Inland Empire
Super Lawyers®
The National Trial Lawyers Top 100
Martindale-Hubbell® AV Preeminent Rating (top 8% nationally)
Avvo 10/10 Client Rating
Featured by NBC News, USA Today, Daily Journal, The Recorder, Daily Bulletin, Los Angeles Magazine, Inland Empire Magazine, and more.
Practice Areas
The firm provides elite representation in a wide range of injury and consumer-protection matters, including:
Auto, Motorcycle, Truck & Rideshare Accidents
Product Defects & Product Liability
Premises Liability / Slip & Fall
Sexual Assault & Institutional Abuse
Dangerous Public Property Conditions
Assault & Battery Injury Cases
Insurance Bad Faith
Class Actions & Mass Torts
Commitment to Client-Centered Advocacy
The firm is built on three pillars:
Compassion. Strategy. Results.
Every client receives hands-on, personalized attention from the attorneys, ensuring they are informed, supported, and empowered through every stage of litigation.
Leadership in the Legal Community
The firm’s founder, Justin H. King, serves in key statewide and local leadership roles:
President, San Bernardino County Bar Association
Board Member, Consumer Attorneys of California (CAOC)
Appointee, Judicial Selection Advisory Committee (Governor Gavin Newsom)
Past President, Consumer Attorneys of the Inland Empire
Past President, Western San Bernardino County Bar Association
Thought Leadership & Professional Contributions
Justin is a prolific legal writer and speaker, publishing influential articles in the Daily Journal, The Recorder, Legal Reader, Legal Trends, The Legal Feed, and more.
He regularly speaks at CAOC seminars and legal conferences statewide on subjects including trial strategy, damages maximization, arbitration, modern law-firm management, discovery practices, and product-defect litigation.
A Trusted Firm with a Proven Mission
The Law Offices of Justin H. King is dedicated to standing up for the injured, uncovering the truth, holding wrongdoers accountable, and obtaining life-changing results. Through rigorous advocacy and an unwavering commitment to justice, the firm continues to set the standard for excellence in plaintiff-side practice.
Inland Empire Tier 2 in Mass Tort Litigation / Class Actions - Plaintiffs