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  • About us

    Simplifying the complex.

    Since 1939, our firm has assisted thousands of businesses and individuals reach their financial goals.
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    PASADENA (HQ)

    225 S Lake Avenue Suite 400
    Pasadena, CA 91101

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    21650 Oxnard Street Suite 1700
    Woodland Hills, CA 91367

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    6701 Center Drive W Suite 825
    Los Angeles, CA 90045

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    Featured Insights

    California Changes Tax Legislation for Incomplete Non-Grantor Trusts

    September 18, 2023
    KROST Quarterly Magazine - S&E Issue Vol 5, Iss 2

    KROST Industry Magazine: The Sports & Entertainment, Vol. 5 Issue 2, is Now Available!

    September 15, 2023
    The Los Angeles Business Journal Appoints Keith Hamasaki as a Judge for the CFO Awards 2023

    The Los Angeles Business Journal Appoints Keith Hamasaki as a Judge for the CFO Awards 2023

    September 15, 2023
    The Restaurants Care Resilience Fund is Accepting Applications for Hollywood Strikes Hardship Grants

    The Restaurants Care Resilience Fund is Accepting Applications for Hollywood Strikes Hardship Grants

    September 14, 2023
    Aric Wong Joins KROST's Principal in Development Program

    Press Release: Aric Wong Joins KROST’s Principal in Development Program

    September 12, 2023
    Anna Chen is Attending INBOUND23

    Anna Chen is Attending INBOUND 23

    September 5, 2023

    California Changes Tax Legislation for Incomplete Non-Grantor Trusts

    September 18, 2023

    KROST Industry Magazine: The Sports & Entertainment, Vol. 5 Issue 2, is Now Available!

    September 15, 2023

    The Los Angeles Business Journal Appoints Keith Hamasaki as a Judge for the CFO Awards 2023

    September 15, 2023

    The Restaurants Care Resilience Fund is Accepting Applications for Hollywood Strikes Hardship Grants

    September 14, 2023

    Press Release: Aric Wong Joins KROST’s Principal in Development Program

    September 12, 2023

    Anna Chen is Attending INBOUND 23

    September 5, 2023
  • Insights
REQUEST PROPOSAL

tax professionals

The IRS Recommends Working with a Cybersecurity Professional: Why You Should Heed Their Advice

April 4, 2019By Anna Chen
The IRS Recommends Working with a Cybersecurity Professional: Why You Should Heed Their Advice

Consulting with a cybersecurity professional should be a top priority for tax businesses to protect their clients’

Meet Our Experts

Keith KEITH HAMASAKI, CPA Principal - Assurance & Advisory Button with arrow Keith Hamasaki Greg GREGORY A. KNISS, CPA Chairperson Button with arrow Greg Kniss Jason JASON C. MELILLO, CPA CEO Button with arrow Jason Melillo Steve STEVE CHHUOR, CPA Director - Assurance & Advisory Button with arrow Steve Chhuor Rebecca REBECCA HICKLE, CPA Senior Manager - Assurance & Advisory Button with arrow Rebecca Hickle
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If you have questions regarding our assurance and advisory services, schedule a call today.

Recent Assurance & Advisory News

  • The Los Angeles Business Journal Appoints Keith Hamasaki as a Judge for the CFO Awards 2023
  • Keith Hamasaki Named “Leader of Influence: Minority CPA” by Los Angeles Business Journal
  • Los Angeles Business Journal Names Keith Hamasaki a Leader of Influence: Minority CPA
  • Keith Hamasaki Named a Top 100 Accountant by Los Angeles Business Journal
  • [Feature] PulseOne: Tech Talk

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©2023 KROST Certified Public Accountants & Consultants | Privacy Policy | Terms of Service/Use | Cookie Policy | Do Not Sell My Information

Accountants | Assurance & Advisory | Consultants | CPAs – KROST CPAs & Consultants is a certified public accounting and consulting firm focused on serving companies across Southern California (CA) with offices in Pasadena, Woodland Hills, and West LA. Since 1939, KROST has assisted businesses and individuals reach their financial goals through their in-depth knowledge of Tax, Accounting, Client Accounting Services (CAS), Assurance and Advisory, Fund Admin Solutions, KROST Business Intelligence (KBI), M&A, Wealth Management, and Consulting Services. KROST also provides specialty tax services such as Cost Segregation studies, R&D tax credits, Green Building Tax Incentives, Repair vs. Capitalization, Fixed Asset, IC-DISC, and more. For additional information contact us at 626-449-4225.