Janzen, Tamberi & Wong, Accountancy Corporation

We are a community-centered public accounting and management consulting firm located in Fresno, California. We provide a wide-range of auditing, accounting, tax and consulting services to clients in the greater San Joaquin Valley and beyond. We hold a distinguished reputation for ethical practices and professionalism.


Thoughtful audits performed with clarity and experience.


Futures crafted from an intelligent view of the past.


Skillful step-by-step planning that makes tax law navigation look simple.


Expert guidance that targets your goals and maximizes your success.


A synchronized team that fosters growth and partners in your needs.

Audit Services

Providing an independent,
certified opinion you can
rely on.

Accounting and Reporting

Getting the right information
to the right people at the
right time.

Tax Planning and Compliance

Giving you the help you need to
navigate the tax law maze.

Management Advisory Consulting

Comprehensive professional
guidance as you reach for
your goals.