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Dean R. Sadeddin
About Dean
Biography
Dean Sadeddin is not just an attorney; he's a committed partner in your legal journey. With a primary focus on putting clients first, Dean ensures that you are not only represented but actively involved in crucial decision-making processes every step of the way.
With a relentless dedication to obtaining the best possible results, Dean fights vigorously against insurance companies to secure the compensation you deserve. His extensive experience spans thousands of personal injury cases, allowing him to navigate complexities with ease and expertise.
At our firm, client satisfaction is paramount. Having worked with thousands of individuals, Dean understands the importance of tailored representation. Through a combination of years of attorney knowledge and vigorous advocacy, Dean has successfully recovered millions in compensation for his clients.
When you choose Dean Sadeddin, you're choosing a legal ally who is committed to your well-being and dedicated to achieving justice on your behalf. Your satisfaction is not just a goal; it's our standard.
Practice Areas
5
Practice Areas
Personal Injury
60%
17 years | 4,500 cases
Workers Compensation
20%
12 years | 250 cases
Estate Planning
10%
4 years
Corporate and Incorporation
5%
12 years
Fees and Rates
Cost
Payment Methods
- Cash
- Check
- Credit Card
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Chat withLicenses
Licensed in California for 3 years
State: California
Acquired: 2023
No misconduct found
Location
Richard Sadeddin Law Group
1026 west foothill Blvd., Upland, CA, 91786
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Dean R. Sadeddin's Reviews
Avvo Review Score
43 Client Reviews
Filter Avvo Reviews (43)
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Practice Areas
Showing 1 - 5 of 5 reviews | Workers Compensation
Posted by Veronica | April 06, 2026 | Hired Attorney | Workers Compensation
Highly Recommend Dean Saddedin and His Team
I am extremely grateful for the outstanding service I received from Dean Sadeddin. After my workplace injury at Arrowhead Regional Medical Center, I wasn't sure what to expect from the legal process, but Dean guided me every step of the way with professionalism, patience, and care. He was always r...
Posted by Julia | August 27, 2025 | Hired Attorney | Workers Compensation
Worker compensation
I hired attorney for work injury . Today we had deposition . And obtained a settelment higher then expected . Attorney on top of things . Very hands on , avilable to meet me upon request . I highly recomend his services . Very nice person and easy to communicate with.
Posted by Billy Hoh | November 15, 2024 | Hired Attorney | Workers Compensation
Workers compensation case
I hire attorney dean Sadeddin for a workers compensation case . I want to thank him and Rici for closing my case in short amount of time . Communication was great and they always available to meet me in person . They made the experience easy . Thank you again
Posted by anonymous | August 19, 2024 | Hired Attorney | Workers Compensation
Very good attorney
I have used dean for an auto accident case some years back and recently I hired him for a workers compensation case . He is really hands on , responds well and he negotiated a settlement that exceeded my expectations . I highly recommend his services . Thank you dean for being so king and patient .
Posted by Al S. | November 08, 2023 | Hired Attorney | Workers Compensation
A Great Personal Injury Attorney
I was looking for a personal injury attorney for a work-related injury, and a friend referred me to Mr. Sadeddin, and I am glad that. My situation was unique; as a self-employed individual, I was injured at a client site and wasn't sure how to proceed with my case. Mr. Sadeddin carefully listened to...
Dean R. Sadeddin's Lawyer Endorsements
"Dean is a rare attorney who always finds time to address his clients concerns. He works hard to ensure that his clients get the best results and he goes above and beyond. Dean cares about his clients and delivers amazing results regularly."
"I am delighted to provide this heartfelt endorsement for Attorney Dean Sadeddin. Having had the privilege of collaborating with Dean on multiple cases, I can attest to their exceptional legal acumen, unwavering professionalism, and dedication to achieving the best possible outcomes for their clients. Dean is a true asset to the legal profession. Dean possesses a comprehensive knowledge of personal injury cases and this expertise enables him to analyze complex legal issues with remarkable clarity, identify key arguments, and craft persuasive strategies that consistently yield favorable results."
Kamel Muhyieddeen
Personal injury lawyer
Experience
Honors
2025
Top 40 Under 40, American Institute of Trial Lawyers
2025
Client Champion Award, Martindale-Hubbell
2025
Client's Choice, Avvo
2024
Client's Choice, Avvo
2023
Client's Choice, Avvo
Work Experience
2010 - Present
Attorney At Law, Richard Sadeddin Law Group
Associations
2024 - Present
California Applicants' Attorneys AssociationAssociate Member
Sample of Legal Cases
auto vs auto
6 figure settlement for a noninsured driver
Auto Vs Commerical
7 figure settlement / out of court
Recent Case , Auto Accident
settled through mediation.
Education
2021
Abraham Lincoln University School of Law
JD - Juris Doctor
Languages
Spanish
English