Aggressive Approach
& Outstanding Results Every Time

With over a decade of combined experience, Attorneys Ruben Guerra and Tizoc Perez-Casillas have recovered millions for clients throughout California.

Our Firm

The legal team at Guerra & Casillas believes in securing justice for every Californian. We assist victims of personal injury accidents, employees facing unfair treatment at work, and workers who were injured or became ill due to work.

If you are suffering at the hands of another, whether it be through an accident they caused or through workplace discrimination, then Guerra & Casillas will help to make it right.

The firm was founded by Ruben Guerra and Tizoc Perez-Casillas and has since grown into a team of dedicated legal professionals. Everyone at Guerra & Casillas is incredibly passionate about helping the “little guy” stand up to injustices.

We have helped hundreds of clients achieve favorable results to the tune of millions of dollars. Call us today.

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Whistleblower Retaliation and Failure to Pay Wages


Discrimination Based on Sex


Discrimination Based on Sex


Discrimination Based on Medical Condition

Learn about our aggressive approach and outstanding results from former clients.



We believe that everyone deserves to live their lives with grace and dignity. We can help you to reclaim your power following an accident, and following unfair treatment at work.


Our attorneys are not afraid to get aggressive with our litigation when the situation requires it. Your results are our top priority.


We treat all of our clients equally, regardless of their backgrounds. It does not matter if you are a top executive or a farmworker, you can come to us for representation.


Our team his highly experienced in both employment and personal injury law, and we have helped hundreds of clients to achieve favorable results.


The COVID-19 pandemic has changed the way nearly every American goes to work. Most professional jobs have transitioned to work-from-home, and essential jobs have introduced a variety of sanitation and precautionary procedures. In May of 2020, Governor Newsom announced that workers who contract COVID-19 on the job will be eligible for worker’s compensation benefits. While this is announcement is an important step towards protecting essential employees, the reality is that it is incredibly difficult to prove where or when someone contracts a virus.

If you are an essential worker who is at risk of contracting COVID-19 on the job, there are several things you can do in order to help your worker’s compensation claim should you wind up sick with the Coronavirus.