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About me

I am the Senior Partner at the Law Offices of Fiona Brook, a boutique law firm located in Sherman Oaks, California, specializing in U.S. business immigration law. I have over two decades of experience in this field, processing and securing nonimmigrant visas, facilitating naturalization, and submitting Green Card lottery applications.  I have represented a wide range of clients, includingFortune 500 companies, rising startups, and individual clients, across a variety of industries, including pharmaceutics and biotech, advertising, IT, investment ventures, hospitality, film production, public accounting, business, and more.  I am admitted to practice in the Federal District Court, Central District of California, and U.S. Court of Appeals for the Ninth Circuit.  My expertise in business immigration and dedication to practice in this niche field has assisted high-profile companies and professionals with their global mobility goals, leading them to the next stage of professional success.


Practice areas


  1. Immigration: 100%
    21 years

Attorney endorsements

4 total 

Are you an attorney? Endorse this lawyer

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    I endorse Fiona Brook. Ms. Brook is an experienced immigration law practitioner. She is a dedicated and conscientious attorney who approaches her cases in a pragmatic manner . Ms. Brook is thorough and competent and always has her client’s best interest at heart.


    Elsa Horowitz-Klausner
    Relationship: Fellow lawyer in community

  • Kamran Fattahi

    I endorse this lawyer. I have known Fiona for several years, and know her to be a very caring, knowledgeable and experienced immigration attorney. I have referred Fiona to several people with need for representation in immigration matters, and they have all been extremely happy with her work.


    Kamran Fattahi Trademark application Attorney
    Relationship: Fellow lawyer in community

Contact info

Law Offices of Fiona Brook

15303 Ventura Blvd Ste 1400
Sherman Oaks, CA, 91403


We have not found any instances of professional misconduct for this lawyer.
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Legal answers
Work experience
TitleCompany nameDuration
Senior PartnerLaw Offices of Fiona Brook1999 - Present
Association namePosition nameDuration
American Immigration Lawyers Association (California chapter)Member1995 - Present
School nameMajorDegreeGraduated
Loyola University School of LawN/AN/A1994
Witwatersrand UnivLawJD - Juris Doctor1992
Witwatersrand UnivEnglish and LawBA - Bachelor of Arts1990