Details for Save time and energy! Trust the experts. Ketel Thorstenson will get your numbers right! Call 605-342-5630

Ketel Thorstenson, LLP has proudly served the Rapid City community and the Black Hills region since 1936 by providing exceptional customer service. As a member of the American Institute of Certified Professional Accountants, the dedicated family at Ketel Thorstenson currently employs more than 120 professionals and staff, including 17 partners.


• Tax Preparation and Planning

• Audit, Review and Compilation

• Accounting Services

• Business valuation and Projections

• Consulting

• Technology Services

• Quick Books

• Peer Review

• Affordable Care Act Consulting


Ketel Thorstenson, LLP

810 Quincy Street, Rapid City, SD 57701


Check out our website!

Like us on Facebook!


You may be interested in