(844) 810-4210


8am – 5pm

We’re The Total Package

Based in the Inland Empire, Castillo Harper is a full-service law firm providing criminal, civil, and internal affairs defense in Southern California

Three Locations To Serve You

Main Office

6848 Magnolia Ave.
Suite 200
Riverside, CA 92506
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South Office

31570 Railroad Canyon Rd.
Suite 200
Canyon Lake, CA 92587
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West Office

123 E. 9th St.
Suite 318
Upland, CA 91786
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Exceptional Attorneys Handling Exceptional Cases.

Castillo Harper, APC is a full-service law firm that prioritizes personalized and efficient representation. Located in the heart of Riverside, our practice strives to make the legal process as convenient and comfortable as possible for the people we represent. We’re proud that much of our clientele finds us by referral or word of mouth, and that many clients use our firm for multiple legal needs.

Our attorneys deliver comprehensive legal support in numerous practice areas, including family law, criminal defense, employment law and civil litigation. No matter how difficult your case might seem, we work tirelessly to protect your rights in pursuit of a successful result. Whatever challenge you are facing, we are here to provide the peace of mind that comes with trustworthy legal representation.

After hiring Kasey Castillo, I was acquitted of the ridiculous charges against me, my termination was overturned, I was returned to the job that I love and dedicated myself to, and most importantly, my good name was restored!

J. Boros
San Bernardino County
Sheriff’s Department

Kasey Castillo represented me in a work-related issue a few years ago. Kasey has an outstanding work ethic and always went above and beyond of what I expected of her. She is truly one of the best. I would highly recommend Kasey…

Beaumont Police Department

Kasey Castillo is an incredible lawyer. She saved my job and got me reinstated as a supervisor. She is very thorough and knowledgeable. She is a fierce lawyer that is not afraid to roll up her sleeves and fight with powerful administrators

Beaumont Police Department

Passionate Lawyers With A Strong Reputation in The Community

There are three reasons why our firm is recommended throughout Southern California:


Firm member Brandi Harper has earned an AV® Preeminent™ Peer Review Rating by Martindale-Hubbell® in recognition of her legal ability and ethics by attorneys familiar with her work. 


Firm members have been nominated for The Rising Star Award by Super Lawyers and made the list in 2019, 2020, 2021, and 2022.


Personalized attention and tailored advocacy to all clients’ goals and values. Our hands-on approach and open communication ensure clients have a clear understanding of their entire case.

How Can We Help You?

First Responder Representation

Proudly representing and protecting those who protect us.

Criminal Law

We understand everyone makes mistakes, and everyone is entitled to fair representation.

Family Law

We can help with divorce, child custody, or child support issues to ensure your rights are protected fairly.

Employment Law

We can help with issues from overtime pay and wage discretion, as well as employee harassment.

We’re Passionate About What We Do…

Brandi Harper and Kasey Castillo talking
Kasey Castillo and Brandi Harper by patrol car

Team Member Spotlight

Michael McCoy


Mike McCoy is a PORAC Legal Defense Fund (LDF) panel attorney and California Correctional Supervisors’ Organization (CCSO) panel attorney. At Castillo Harper, Mike is a go-to for all aspects of administrative disciplinary matters, from interrogation through appeal hearings.

He is one of the most often-requested attorneys in the office and represents both sworn and non-sworn police and correctional employees, as well as firefighters. He has appeared before neutral arbitrators and Administrative Law Judges at the California State Personnel Board, PERB, and the Office of Administrative Hearings. Mike is part of our on-call Critical Incident Response Team that responds to major uses of force, officer-involved shootings, and in-custody deaths 24/7. He has been involved in police defense work since 2009, after service-retiring from the Colton Police Department.

Michael McCoy

The Latest From Castillo Harper

What is PORAC LDF?

What is PORAC LDF?

LDF is the Legal Defense Fund established by PORAC. PORAC (Peace Officers Research Association of California) has established LDF under the Employee Retirement Income Security Act of 1974 to enable active police officers to have membership access to unparalleled legal services.