Wisner Baum LLP - Ontario, CA
Accidents & Injuries Lawyers in Ontario, CA
3200 Guasti Road Suite 100 Ontario, CA 91761
- Free Consultation
- 12 Super Lawyers®
-
21
Years
Experience
Ontario Accidents & Injuries Law Firm
Updated: 03/03/2026
Areas of Practice
- Accidents & Injuries
- Personal Injury -- Plaintiff
- Aviation Accidents
- Boating Accidents
- Product Liability
- Brain Injury
- Whistleblower
- Wrongful Death
- Motor Vehicle Accidents
Litigation: 100%
Firm Information
Overview
With a history that dates back to 1973, the law firm of Wisner Baum in Ontario, California, has provided unmatched advocacy and support to clients throughout the state and across the country for more than 48 years.
During this time, we have grown from our humble beginnings in Los Angeles to become one of our region's most prominent and successful personal injury practices, with six total law offices in California and one in Washington, D.C. We have recovered more than $4 billion in total compensation for individuals and families adversely affected by motor vehicle accidents, aviation and boating accidents, toxic exposure, wildfires and more.
Among our most notable successes include a $2 billion verdict for the victims on Monsanto Roundup exposure and a $105 million settlement for pharmaceutical negligence as well as numerous other multimillion-dollar awards. What's more, our lawyers have earned inclusions on The National Trial Lawyers: Top 100 list along with many other top rankings and endorsements from their peers.
To increase your chances of obtaining the maximum amount of compensation you need and the justice you deserve following a preventable tragedy that has left you or a loved one seriously injured or worse, you can contact the dedicated attorneys at Wisner Baum for a free evaluation of your claim. We also currently offer virtual consultations in these uncertain times to help keep you and your family members safe and healthy.
Awards and Honors
Super Lawyers® Selectees
Wisner Baum LLP selected for a Super Lawyers® list
Honors
- Bar Register of Preeminent Lawyers
- Aviation Counsel Magazine's List of Recommended High Flyers, 2001
- Southern California Super Lawyer
- National Air Disaster Foundation Safety Award, 2002
- 2013 Top Ranked Law Firms?, 2013 - Present
- 2013 California Top Ranked Law Firms?, 2013 - Present
- The Best Lawyers in America®
- Leader's Forum, The American Association for Justice
- Avvo.com Superb Score 10 out of 10
- Avvo Clients Choice Award
- Southern California Super Lawyers Rising Stars
- Martindale-Hubbell® Client Distinction Award, Honor Based on Client Review Ratings
- U.S. News & World Report Best Lawyers® Best Law Firms
- The National Trial Lawyers Top 100 Trial Lawyers
Languages
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Spanish
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Farsi
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English
Classes and Seminars
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Plaintiff's Marketing Strategies in the New Millennium, American Bar Association, Tort Trial & Insurance Practice Section, Aviation and Space Law Committee, 2006
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Successful Handling of Wrongful Death Cases in California, Lorman Education Services, 2002
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Successful Handling of Wrongful Death Cases in California, Lorman Education Services, 2001
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Panel Moderator: Aviation Issues in the New Millennium--Ramification of the RAND report ("Safety in the Skies - Personnel and Parties in the NSTB Aviation Accident Investigations"), Aviation and Space Law Committee and the Aviation Litigation Committee of the American Bar Association, October 19, 2000
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The 1999 Aviation Litigation Seminar, Aviation and Space Law Committee of the Tort and Insurance Practice Section of the American Bar Association, 1999
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Lewis v. Sacramento County Re: High Speed Police Pursuits, University of San Diego School of Law, 1998
- "Mapping the Maze of Considerations in Disaster Litigation", Consumer Attorneys Association of Los Angeles, October 6, 1996
Representative Cases
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People ex rel. Dept. of Public Works v. Salem Development Co.
- Citation: 31 Cal.Rptr. 193
- Court: Cal.App. 4 Dist.
- Year: 1963
- Serial Number: 1963109700
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Curry v. Continental Airlines
- Citation: 513 F.2d 691
- Court: C.A.9 (Cal.)
- Year: 1975
- Serial Number: 1975110313
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Baker v. H. S. Kipnis & Co.
- Citation: 547 F.2d 1174
- Court: C.A.9 (Cal.)
- Year: 1976
- Serial Number: 1976208008
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Datner v. Mann Theatres Corp. of California
- Citation: 193 Cal.Rptr. 676
- Court: Cal.App. 2 Dist.
- Year: 1983
- Serial Number: 1983137177
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Penner v. Falk
- Citation: 200 Cal.Rptr. 661
- Court: Cal.App. 2 Dist.
- Year: 1984
- Serial Number: 1984115717
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Geffen v. Los Angeles County
- Citation: 242 Cal.Rptr. 492
- Court: Cal.App. 2 Dist.
- Year: 1987
- Serial Number: 1987158647
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Pratali v. Gates
- Citation: 5 Cal.Rptr.2d 733
- Court: Cal.App. 2 Dist.
- Year: 1992
- Serial Number: 1992057224
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Sigala v. Anaheim City School Dist.
- Citation: 19 Cal.Rptr.2d 38
- Court: Cal.App. 4 Dist.
- Year: 1993
- Serial Number: 1993097001
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Cheng v. United Airlines, Inc.
- Citation: 1995 WL 42157
- Court: N.D.Ill.
- Year: 1995
- Serial Number: 1995042426
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Lewis v. Sacramento County
- Citation: 98 F.3d 434
- Court: C.A.9 (Cal.)
- Year: 1996
- Serial Number: 1996228200
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Feazell v. Mesa Airlines, Inc.
- Citation: 917 S.W.2d 895
- Court: Tex.App.-Fort Worth
- Year: 1996
- Serial Number: 1996052617
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County of Sacramento v. Lewis
- Citation: 523, U.S. 833, 140 L. Ed. 2d 1043
- Court: S. Ct.
- Year: 1998
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County of Sacramento v. Lewis
- Citation: 118 S. Ct. 17
- Court: S. Ct.
- Year: 1998
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Butler v. Bell Helicopter Textron, Inc.
- Citation: 109 Cal.App.4th, 135 Cal. Rptr. 2d 762
- Court: Cal. App. 4th
- Year: 2003
Photo
Contact
Additional California Locations
Los Angeles, CA (Main Office, 49.4 miles)
11111 Santa Monica Blvd.
Suite 1750
Los Angeles, CA 90025
Phone: 888-795-5399
Email: Send a message
Websites:
San Diego, CA (92.9 miles)
3111 Camino Del Rio North
Suite 400
San Diego, CA 92108
Phone: 888-795-5399
Email: Send a message
Websites:
Bakersfield, CA (122.8 miles)
4900 California Avenue
Tower B 2nd Floor
Bakersfield, CA 93309
Phone: 888-795-5399
Email: Send a message
Websites:
Hours: 8:00 AM to 5:30 PM
Sacramento, CA (380.5 miles)
500 Capitol Mall
Suite 2350
Sacramento, CA 95814
Phone: 888-795-5399
Email: Send a message
Websites:
Greenbrae, CA (384.5 miles)
100 Drakes Landing Road
Suite 160
Greenbrae, CA 94904
Phone: 888-795-5399
Email: Send a message
Websites:
District of Columbia Locations
Washington, DC (2,257.8 miles)
2101 L Street NW
Suite 800
Washington, DC 20037
Phone: 888-795-5399
Email: Send a message
Websites:
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