Keith Hamasaki, CPA


Keith Hamasaki is passionate about empowering others so they can build a better future for themselves. He reveals these possibilities by bringing together a strong and cohesive team to provide his clients value-added experience through collaborative partnership. With nearly two decades of consulting experience, Keith specializes in audit and business advisory services to emerging and middle-market companies in areas such as process improvement, internal controls, technical GAAP accounting implementation, and procedural review assessments. As someone who has consistently overcome challenges, Keith has developed an expertise in a variety of industries including real estate and construction, financial services, technology, digital media, restaurants, hospitality, not-for-profit organizations, and employee benefit plans. Further, Keith leads the firm’s Manufacturing and Distribution Industry Group and oversees the day-to-day operations of the firm’s Assurance & Advisory practice.

Prior to joining KROST, Keith was a Fund Controller at a SEC-registered investment advisor of institutional quality commercial real estate portfolios, where he oversaw the value-added commingled fund and separate accounts. Before this, he was an Experienced Assurance Manager at a top 10 national firm where he served clients in many industries.

Keith is recognized as a thought leader and industry speaker on topics of business and accounting issues. He has spoken for organizations and educational institutions such as CalCPA, California State University Northridge, Loyola Marymount University, Glendale Community College, and Pasadena City College. Further, Keith regularly instructs continuing education courses on audit methodology and analytical review procedures for professional staff. As an active member of the community, Keith has been a recurring Selection Committee Member for the Los Angeles Business Journal’s CFO of the Year Awards and is on the Professional Advisory Board for Accounting Curriculum at Pasadena City College and Glendale Community College. In addition, Keith was installed as a Board of Governor for the Asian Hall of Fame Organization in Los Angeles to educate the public on Asian contributions to society.


  • Bachelor of Science in Accountancy, California State University, Northridge
  • Bachelor of Science in Business Administration with Emphasis in Business Law, California State University, Northridge

Professional Affiliations

  • Member of American Institute of Certified Public Accountants (AICPA) 
  • Member of California Society of Certified Public Accountants (CalCPA)
  • Member of Asian Pacific CPA Association

Extracurricular Activities

  • CalCPA, Board of Trustees – Los Angeles (Present)
  • Asian Hall of Fame Organization, Board of Governor (Present)
  • Treasurer of California State University, Northridge Nazarian Business Alumni Association (Present)
  • Asian Pacific CPA Association, Board Member (2018 – Present)
  • Professional Advisory Board for Accounting Curriculum at Pasadena City College (2017 – Present)
  • CalCPA, Officer – Los Angeles (May 2017 – Present)
  • CalCPA, Board of Directors – Los Angeles (November 2015 – Present)
  • CalCPA, President – Los Angeles (2022 – 2023)
  • Professional Advisory Board for Accounting Curriculum at Glendale Community College (2018 – 2022)
  • Urban Land Institute, Los Angeles Strategic Partnership Committee (2016 – 2018)
  • Los Angeles Business Journal, CFO of the Year Award Selection Committee Member (2016, 2017, and 2018)
  • Attendee of CalCPA Leadership Institute (2013 – 2014)


  • AICPA Cybersecurity Advisory Services
  • AICPA + CIMA Data Analysis Fundamentals

Cybersecurity Advisory Services Certificate

Keith's Thought Leadership

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