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William Martin Zimmerman

William Martin Zimmerman

I am a Partner iin the firm of PISEGNA & ZIMMERMAN, LLC, located in Sherman
  • Personal Injury, Social Security Disability
  • California
Claimed Lawyer ProfileQ&ASocial MediaResponsive Law

Attorney William Zimmerman received his Bachelor’s degree from California State University Northridge and his Juris Doctorate degree from the San Fernando College of Law, now the University of La Verne College of Law.

He is admitted to practice in the State of California and the United States Court of Appeals for the Ninth Circuit. Additionally, he is admitted to the California District Court in the Central and Southern Divisions. Mr. Zimmerman is a member of the California Bar Association and the National Organization of Social Security Representatives.

Mr. Zimmerman represents clients in Los Angeles, San Bernardino and Orange County. He has successfully represented thousands of Claimants seeking Social Security Benefits. His representation includes handling the matter from the Administrative Law level up to the District Court. His practice also includes representing clients who have been injured in a car accident or suffered some other type of personal injury.


• J.D. University of La Verne College of Law
• B.S. California State University, Northridge
• Admitted to The State Bar of California

California St Univ Northridge
Undergraduate Degree
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San Fernando Valley College of Law
Law Degree
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Professional Experience
Pisegna & Zimmerman
- Current
Professional Associations
California State Bar  # 126531
- Current
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Jurisdictions Admitted to Practice
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9th Circuit
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  • Free Consultation
  • Contingent Fees
Practice Areas
Personal Injury
Animal & Dog Bites, Brain Injury, Car Accidents, Construction Accidents, Motorcycle Accidents, Premises Liability, Truck Accidents, Wrongful Death
Social Security Disability
  • English: Spoken, Written
Legal Answers
Q. If a speeding car hits another car that pulled out in front of them last minute, who is at fault?
A: Car B would be at fault...they have to yield the right of way to the oncoming vehicle
View More Answers
Websites & Blogs
Contact & Map
Pisegna & Zimmerman
5170 Sepulveda Blvd Ste 230
Sherman Oaks, CA 91403
Telephone: (818) 377-2200
Fax: (818) 377-2211