Expert tax and accounting solutions.


Serving the Tri-Cities, Columbia Basin, and western United States

for over thirty years.

Our Team


We are long-time members of the Tri-Cities community, serving indviduals and businesses since 1985.


We are dedicated to serving clients with efficiency and expertise. We take great pride in fostering success and trust among our clients.



Please review the services we provide as CPAs and tax and accounting professionals.


We are experts in the preparation of tax returns and handling compliance and reporting matters for individuals, businesses, cooperatives, non-profit organizations, and trusts and estates.


We also provide full accounting and assurance services, including audits, reviews, and compilations.



March 20, 2020

U.S. Secretary of the Treasury, Steven Mnuchin, announced this morning that the tax filing deadline has been moved from April 15 to July 15 due to COVID-19. All taxpayers and businesses will have this additional time both to file and make payments without interest or penalties.

January 28, 2020

Travis Adamson presents to other professionals in Kennewick, WA, explaining how individuals and businesses can plan ahead and maximize tax benefits by investing in Qualified Opportunity Zones.

December 2, 2019

Jeff Mickelsen joined Blodgett, Mickelsen & Adamson. He comes to the firm after being promoted to Tax Senior at Ernst & Young LLP in Seattle, WA. Jeff is a CPA and has obtained top-notch professional training and several years of tax experience. He holds a Master's degree in tax from the University of Georgia.  

Contact Us


(509) 735-0379

7139 W. Deschutes Ave., Ste. 102
Kennewick, WA 99336



Practice areas and industries served include:



Professional Service Providers

Real Estate


Utility Cooperatives

Non-profit Organizations


Trusts and Estates


Multi-generational Family Businesses

September 3, 2019

Blake Rowley joined Blodgett, Mickelsen & Adamson as a staff accountant. He comes to the firm after graduating from Brigham Young University with a Bachelor's and Master's degree in professional accounting.  

January 1, 2019


New Washington Paid Family Leave tax is affecting payroll.  Come consult with our tax professionals to understand the changes.

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© 2015 by Blodgett, Mickelsen & Adamson, P.S.


Blodgett, Mickelsen and Adamson, P.S., (the "firm") is a Certified Public Accounting firm registered with and licensed by the Washington State Board of Accountancy. The firm provides tax, accounting, and assurance services as authorized by the IRS, WA State Board of Accountancy, and other agencies and authorities.