
About Riley | Ersoff LLP
Riley | Ersoff LLP is a fierce advocate on behalf of those who have been injured from lead poisoning, carbon monoxide poisoning, Legionnaires’ disease, fires, or who have been forced to live in uninhabitable and substandard apartments. Grant Riley and Victoria Ersoff, the founders of Riley | Ersoff LLP, have been practicing law for almost 70 years. In the course of representing tenants and others taken advantage of by unscrupulous landlords, hotels, and insurance companies, we have recovered more than $140 million on behalf of our clients.
Who We Are
Our attorneys are leaders in their field. Our tireless work has led Riley | Ersoff LLP to become the #1 lead poisoning, carbon monoxide poisoning, and slum housing law firm in California.
Call (888) 658-9695 to schedule a free consultation with us today.


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$3,000,000 Slum Housing
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$10,000,000 Lead Poisoning
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$1,375,000 Carbon Monoxide
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$1,000,000 Tenant Harassment
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$1,000,000 Legionnaires’ Disease
Our Settlements & Verdicts
We have recovered more than $140 Million for our clients.
- Slum Housing
- Lead Poisoning
- Carbon Monoxide
- Tenant Harassment
- Legionnaires’ Disease
Meet Grant Riley & Victoria Ersoff
Grant Riley’s diligent and time-honored advocacy has earned him an AV Preeminent attorney rating by Martindale Hubbell for the past 20 years, and the distinction of Super Lawyer for the past 15 years. His fearless advocacy has helped hundreds of individuals obtain millions of dollars in compensation from greedy and negligent landlords, businesses, and insurance companies throughout California.
Victoria Ersoff is a force to be reckoned with if you are her adversary and a beacon of hope if you are her client. She has become nationally renowned for her exceptional work handling thousands of Legionnaires’ disease and toxic tort cases throughout the country. In addition to receiving the AV Preeminent rating from Martindale Hubbell every year since 2008, she has also been named one of the Leading Lawyers in America by Law Dragon.

Our Satisfied Clients
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“I am very happy and would recommend this firm to anyone. They had great representation and I really really appreciate the help they gave us. Thank you Grant Riley!”- William Family
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“Grant Riley and Victoria Ersoff are excellent lawyers and they will fight with all they have for you and your family. Angela, their Office Manager is also the nicest woman you’ll meet.”- Annie L.
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“Grant and staff were in our corner....He got us $ALOT OF MONEY$!!...Even after it was all done and over, Grant "Personally" checked in on us and made sure that we got a new place to live, and we were in good shape.”- Former Client

How We Operate
We are innovative and aggressive. We only work on a contingency basis and advance all costs to prosecute your case. We don’t get paid until you get paid. Grant Riley and Victoria Ersoff supervise and handle every case that we agree to prosecute. We only take a limited number of cases so we can provide our clients with the best possible service. We only work with the best experts in the field and, once we take a case, we never give up. If you or your child has carbon monoxide or lead poisoning, Legionnaires’ disease or has been forced to live in slum conditions, contact us online. We offer new clients a no-cost, no-obligation consultation and analysis.