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About Us

A local presence, a global footprint. 

At Green Hasson Janks, we believe that collaboration is the foundation for success. We work as a business advocate for our clients – providing personalized service and building long-term relationships to help position our clients for the future.

Founded in 1953, Green Hasson Janks is one of the oldest independent firms on the west side of Los Angeles. Ranked as a top 20 largest accounting firm on the Los Angeles Business Journal’s Book of Lists, the firm has 14 partners and approximately 100 staff members that serve over 3,000 clients.

Our firm is a member of the American Institute of Certified Public Accountants (AICPA), the AICPA Governmental Audit Quality Center (GAQC), the California Society of CPAs and the California Association of Nonprofits (CAN).

Green Hasson Janks is also an independent member of HLB International, a worldwide organization of professional accounting firms and business advisors represented in over 100 countries. This affiliation gives us access to the subject matter experts of other member firms in most major cities around the world. We are the exclusive member firm of HLB in Los Angeles County.


Contact Us

Green Hasson Janks
10990 Wilshire Blvd 16th Floor
Los Angeles, CA 90024
310.873.1600
info@greenhassonjanks.com

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