Ketel Thorstenson, LLP Back to Search Ketel Thorstenson, LLP Categories Accountants Accounting & Tax Service 305 S. Garner Lake Rd. , Gillette , WY , 82718 810 Quincy St. , Rapid City , SD , 57701 (605) 342-5630 http://www.ktllp.cpa Share × Print Email Facebook LinkedIn X Pinterest Powered By GrowthZone