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Sunset West Legal Group, PC represents people with traumatic brain injuries across Los Angeles and California, and has recovered over $150 million for injury clients. Founding partner Payton Kashani knows how to prove a brain injury even when a CT scan looks normal, and how to document the lifetime cost insurers try to ignore. We work on a no win, no fee basis and offer free consultations. Available 24/7. Hablamos Español.
A brain injury is often the hardest injury to prove and the most expensive to live with. Sunset West Legal Group builds these cases on medical evidence, not assumptions, so an insurer cannot dismiss what you are going through.
The consequences of a traumatic brain injury are not always visible right away, which is why understanding the long-term impact matters so much. Depending on the severity and the area of the brain affected, the effects vary widely, but some are common.
They include difficulty communicating, difficulty with once-routine tasks, an inability to return to work, immediate and ongoing medical costs, a need for care from family, and the expense of equipment and support.
Over $150 million recovered. More than 200 five-star reviews. No fee unless we win. Available 24/7. Hablamos Español.
The greatest challenge in a brain injury case is that many injuries do not appear on a standard scan. Most traumatic brain injuries are classed as mild, and in those cases a routine CT or MRI is often clean, because the damage is at the cellular level rather than a visible bleed or fracture.
Insurers exploit this relentlessly. They point to a normal scan and argue the injury is exaggerated or invented, even while the injured person struggles with memory loss, headaches, mood changes, and cognitive slowing that upend daily life.
A negative CT scan does not disprove a brain injury. It only rules out a surgical emergency.
Proving a traumatic brain injury takes more than an emergency room chart. We build the case with the tools designed to detect what standard imaging misses.
Neuropsychological testing measures attention, memory, processing speed, and executive function against normative data, and it is the foundation for proving cognitive deficits. Specialised imaging, such as diffusion tensor imaging, can reveal damage that a conventional CT or MRI does not. The Glasgow Coma Scale, recorded at first medical contact, helps grade severity.
Together, this evidence turns a disputed diagnosis into a documented, objective injury.
A brain injury can follow any serious blow or jolt to the head. The most common causes we see are car accidents, motorcycle collisions, bicycle crashes, truck accidents, and bus accidents, along with slips and falls, violent crime, and construction accidents.
Where another person, company, or agency caused the injury through recklessness or wrongdoing, the civil justice system lets the victim, or a surviving family in a wrongful death case, seek compensation.
The financial toll of a brain injury can be crippling. Lost income combines with mounting costs for treatment, rehabilitation, and equipment, and even disability payments rarely cover the true expense of a changed life.
For a moderate or severe injury, we build a life-care plan: a detailed, itemised schedule of future medical, rehabilitation, and attendant-care needs across the person’s lifetime, valued with the help of credentialed planners and economists. Lifetime care in the most serious cases can run into the millions, and California places no cap on non-economic damages in an ordinary injury claim.
A lawsuit against the party that caused the injury is not only reasonable. It is often financially necessary.
To recover in a civil case, you generally must show that someone else acted negligently and that their negligence caused your injury. Negligence means failing to act as a reasonable person would.
Consider a driver who runs a red light and strikes another car, leaving the other driver with a concussion that turns into lasting cognitive problems. That is a clear path from careless conduct to a compensable brain injury. We investigate exactly how your injury happened and who should answer for it.
Sunset West Legal Group has recovered over $150 million for clients across California. Founding partner Payton Kashani has been licensed in California since 2012 and named to Super Lawyers’ Rising Stars list every year from 2018 to 2022. Attorney Josh Teller supports the firm’s cases and holds Rising Stars recognition for 2025 and 2026.
We advise you at every step, work with the medical and economic experts these cases demand, and try cases before a jury when an insurer refuses to pay fair value.
Your consultation is free, and you pay nothing unless we win. Our team is available 24/7 to review your case and explain your options.
Get your free consultation · Call us any time · Hablamos Español
At Sunset West Legal Group, we understand that every injury case is different. We have recovered millions for our clients by advising them on the next steps, negotiating on their behalf with powerful insurance companies, and even representing clients in court in front of a jury. Your free consultation is the first step in letting us help you get the justice and compensation you deserve.
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WHY YOU NEED US NOW
Trustindex verifies that the original source of the review is Google. This is the only law firm I would recommend. Very professional. I recommended my friend and they took care of him very well. Extremely happy with the outcome.Posted on Google Misak SevlianTrustindex verifies that the original source of the review is Google. had a very positive experience with Sunset West Legal Group. Their team was professional, responsive, and made me feel supported throughout the entire process. They took the time to answer my questions, kept me informed, and handled everything with care and attention to detail. I truly appreciated their communication and dedication to providing great service. If you’re looking for a legal team that is knowledgeable, respectful, and easy to work with, I would definitely recommend Sunset West Legal Group. Thank you again for all your help and professionalism!Posted on Google Shanteal MTrustindex verifies that the original source of the review is Google. Un atento personal muy amables les agradezco por su ayuda en mi caso Dios los BendigaPosted on Google Luis RamosTrustindex verifies that the original source of the review is Google. I highly recommended Sunset west Legal group Everyone at Sunset was super helpful through the whole process 10/10Posted on Google Stephanie AlvarezTrustindex verifies that the original source of the review is Google. Gets excellent results with lawsuits. The staff are nice and always answers any questions I may have. Peyton, Karen, Julie, Gabriela and Erwin thank you so muchPosted on Google Catherine DavisTrustindex verifies that the original source of the review is Google. Si pudiera dar 10 estrellas lo haría Gracias a Sunset West Legal group Los Justecieros que me ayudaron con mi caso en todo momento desde el primer día hasta que todo terminó como quería que fuera! Excelente costumer service con una llamada o un texto me respondían al instante Gracias a Perla por su servicio que siempre estaba al pendiente de todo siempre me hizo sentir cómoda en el proceso de mi recuperación de salud como del caso. Muchas gracias a ellos todo salió bien y súper recomendado!!!!Posted on Google Jasmin Garcia
I am very pleased by his work ethic and professionalism.
“I met and became acquainted with Mr. Kashani after my previous attorney was not capable of continuing my case to a trial. Mr. Kashani was able to step in and not only settle my case before trial, but he was able to secure a much larger settlement for me. I would certainly recommend him to my friends and family”

Los Angeles, CA - Car Accident
I am very pleased by his work ethic and professionalism.
“I met and became acquainted with Mr. Kashani after my previous attorney was not capable of continuing my case to a trial. Mr. Kashani was able to step in and not only settle my case before trial, but he was able to secure a much larger settlement for me. I would certainly recommend him to my friends and family”

Los Angeles, CA - Car Accident
I am very pleased by his work ethic and professionalism.
“I met and became acquainted with Mr. Kashani after my previous attorney was not capable of continuing my case to a trial. Mr. Kashani was able to step in and not only settle my case before trial, but he was able to secure a much larger settlement for me. I would certainly recommend him to my friends and family”

Los Angeles, CA - Car Accident