About Us

Company History

Founded with a partner in 1984 by Charles D. Grass, the firm was located in Duvall and then Snohomish. Seeking a more central location, Charles moved to the Renton Highlands area, where he and the firm have been serving the Renton community since January 1986. Located for many years on Duvall Avenue, Grass CPA has been in its current location on Union Avenue since 2006. The Renton community has rewarded the firm with numerous benefits for its successful deliverance of quality, professional services.

Firm’s Professional Affiliations

Staff Profiles

Grass CPA and Associates is a full-service Certified Public Accounting firm licensed in Washington State. All our CPA’s hold valid state CPA Certificates.

charlieCharles Grass, CPA

A graduate of Central Washington University (Spring 1983), he joined a local accounting firm in the lower Snoqualmie Valley. Not one to slow down, Charles studied for both the CPA exam and the IRS Special Enrolled Agents exam that fall and obtained EA status from the IRS in 1984. He received his license as a Certified Public Accountant in 1985.

Charles has not only established a successful, thriving business in the Renton community, he has established many personal ties to the area since his family resides in the Renton Highlands. He is an active member of the Washington Association of Accountants and the National Society of Accountants.

For compliance purposes we make the following statement:>
Charles D. Grass holds a valid Certified Public Accountant license, in good standing, with the State of Washington.