Business Details
39 Years
experience
Emergency
services
Trusted Legal Advocates for Corporate Accountability
Wisner Baum is a nationally recognized trial law firm dedicated to holding corporations accountable for consumer safety violations and systemic failures. With decades of experience, we specialize in exposing dangerous products, uncovering corporate misconduct, and pursuing justice for individuals harmed by defective medications, devices, and consumer goods. Our attorneys combine legal expertise with a commitment to advocacy, having secured landmark verdicts in cases involving Roundup cancer claims, toxic baby food, and aviation disasters. We represent clients across the United States, focusing on complex litigation that drives meaningful reform. Our team of seasoned attorneys brings a wealth of knowledge in mass torts, class actions, and personal injury law, consistently challenging powerful defendants to achieve favorable outcomes.We prioritize client-centered representation, maintaining transparency and empathy throughout the legal process. Our track record includes billion-dollar verdicts and settlements that have reshaped industry standards. We operate from offices in Los Angeles, the Bay Area, and Washington, D.C., serving clients nationwide. Our practice areas span product liability, pharmaceutical litigation, environmental hazards, and corporate accountability. Through relentless advocacy, we strive to create a safer, more transparent future for consumers and communities affected by corporate negligence.
Services
Product Liability
Class Action Lawsuits
Mass Tort Litigation
Pharmaceutical Cases
Corporate Accountability
Details
- Year established: 1987
Highlights and features
- We have secured over $4 billion in verdicts and settlements for clients nationwide.
- Our attorneys lead high-stakes litigation against major corporations in complex product liability cases.
- We maintain a client-centered approach with personalized attention and transparent communication.
- Recognized as pioneers in Roundup cancer litigation and glyphosate exposure cases.
- Our team includes nationally acclaimed trial lawyers with decades of collective experience.
What people say
Exceptional attention to detail
Empathetic personal messages
Tenacious overview of information
Diligent paralegals
Proven track record of success
Services
Product Liability
Our product liability practice holds manufacturers accountable for defective and dangerous products that cause consumer harm. We investigate flawed designs, manufacturing defects, and inadequate safety warnings across industries including pharmaceuticals, automotive, and consumer goods. Our attorneys have successfully represented clients in landmark cases involving glyphosate-based herbicides and toxic baby food products.
Mass Tort Litigation
We represent large groups of plaintiffs in mass tort litigation against corporations responsible for widespread harm. Our experience includes leading multi-district litigation in Roundup cancer cases and pharmaceutical litigation, with a proven track record of securing billion-dollar settlements for affected clients nationwide.
Corporate Accountability
Our corporate accountability practice focuses on exposing systemic failures and unethical business practices that endanger public safety. We pursue legal action against companies that prioritize profits over consumer welfare, including cases involving environmental hazards, pharmaceutical misconduct, and aviation safety violations.
Pharmaceutical Cases
We advocate for patients harmed by dangerous medications through comprehensive pharmaceutical litigation. Our cases address issues like Cymbalta withdrawal symptoms, antidepressant risks, and defective drug formulations, combining medical expertise with legal strategy to achieve justice for affected individuals.
Environmental Hazards
Our environmental hazard practice addresses injuries from chemical exposure and contaminated products. We litigate cases involving glyphosate-based herbicides, heavy metals in baby food, and wildfire-related toxins, working to establish corporate responsibility for environmental safety failures.
People
R. Brent Wisner
Attorney, Managing Partner
R. Brent Wisner is a managing partner at Wisner Baum with extensive trial experience in complex litigation. He served as co-lead counsel in the landmark $2.055 billion Roundup cancer verdict and specializes in product liability and pharmaceutical litigation.
Michael L. Baum
Attorney, Senior Partner
Michael L. Baum co-founded Wisner Baum and serves as a senior partner. With decades of experience in mass tort litigation, he has played key roles in major cases including the Roundup cancer trials and aviation disaster representations.
Timothy A. Loranger
Attorney, Senior Partner
Timothy A. Loranger is a senior partner specializing in transportation safety litigation. He secured a $265 million settlement for Amtrak derailment victims and leads complex cases involving train crashes and corporate negligence.
Monique Alarcon
Attorney, Partner
Monique Alarcon is a partner at Wisner Baum focusing on product liability and consumer safety cases. She brings extensive experience in pharmaceutical litigation and complex tort matters to her client representations.
Pedram Esfandiary
Attorney, Partner
Pedram Esfandiary serves as a partner handling complex litigation matters. He has been involved in major Roundup cancer trials and specializes in corporate accountability cases involving environmental hazards and consumer safety violations.
Questions
What types of cases does Wisner Baum handle?
We specialize in product liability, pharmaceutical litigation, mass torts, class actions, and corporate accountability cases involving dangerous products and consumer safety violations.
Do you handle cases outside California?
Yes, we represent clients nationwide from our offices in Los Angeles, the Bay Area, and Washington, D.C., with extensive experience in multi-district litigation.
What is your success rate in Roundup litigation?
Our firm achieved the first Roundup cancer verdict in 2018 and secured multiple landmark settlements, including a $2.055 billion verdict in the Pilliod case.
How do you support clients during litigation?
We provide personalized attention, regular case updates, and compassionate support throughout the legal process, prioritizing client well-being alongside legal outcomes.
What sets Wisner Baum apart from other law firms?
Our unique combination of trial-ready expertise, national recognition in complex litigation, and commitment to corporate accountability distinguishes our approach to client representation.
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