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Single Audit Firms in South Dakota

Any organization that spends $1,000,000 or more in federal award funds in a fiscal year must have a Single Audit under 2 CFR 200 Subpart F (the Uniform Guidance). These are the CPA firms that perform them, ranked by how many Single Audits each has filed with the Federal Audit Clearinghouse. Firm counts come straight from those public filings — not a paid listing or endorsement.

34 firms in South Dakota, most Single Audits first.

FirmLocationSingle Audits filedDistinct clientsMost recent
WOHLENBERG RITZMAN & CO., LLCYANKTON, SD327612025
ELO CPAs & AdvisorsMitchell, SD248842025
CASEY PETERSON, LTDRAPID CITY, SD220562025
SCHOENFISH & CO, INCPARKSTON, SD204552025
KETEL THORSTENSON, LLPRAPID CITY, SD163512025
South Dakota Department of Legislative AuditPierre, SD124502025
QUAM, BERGLIN & POST, P.C.ELK POINT, SD96342021
Kinner & Company, LtdBrookings, SD76262025
HENJES, CONNER & WILLIAMS PCDAKOTA DUNES, SD70112025
KMWF & ASSOCIATES, PCDELL RAPIDS, SD4892025
DONNA DENKER & ASSOCIATESRAPID CITY, SD47112024
CAHILL BAUER & ASSOCIATES, LLCMOBRIDGE, SD4172025
KOHLMAN, BIERSCHBACH & ANDERSON LLPMOBRIDGE, SD40112024
LAMFERS & MAAS, LLPSIOUX FALLS, SD1532021
INDEPENDENT AUDIT SERVICES, PCMADISON, SD1482022
WILLIAM NEALE & CO., P.C.WATERTOWN, SD1232023
DESMET AND BIGGS, LLP, CPARAPID CITY, SD1242019
VILHAUER RAML & SNYDER PCWATERTOWN, SD922020
EIDE BAILLY LLPABERDEEN, SD742023
FENENGA, DESMET & COMPANY, LLCWINNER, SD412019
SNOW, HUETHER & COYLEHURON, SD422020
DAVID PUMMEL & ASSOCIATES, LLPBELLE FOURCHE, SD432017
CASEY PETERSON, LTD.RAPID CITY, SD422025
KETEL THORSTENSONRAPID CITY, SD222022
QUAM, BERGLIN & POST, P.C.ELK POINT, SD212021
GRANT AND WILLIAMS INC.SIOUX FALLS, SD222021
EIDE BAILLY LLPSIOUX FALLS, SD112018
EIDE BAILLY LLPSIOUX FALLS, SD112020
KETEL THORSTENSON, LLPRAPID CITY, SD112016
SCHOENFISH & CO., INC.PARKSTON, SD112023
ELO CPAs & AdvisorsHuron, SD112023
RONALD G. TEDROW, CPAPIERRE, SD112016
QUAM, BERGLIN & POST, P.C.ELK POINT, SD112021
MUELLER & ASSOCIATES CPA, LLCLEMMON, SD112016
Choosing a Single Audit firm? The number of Single Audits a firm has filed is a rough proxy for experience with the Uniform Guidance, but it isn't a quality rating. Each firm page links to the specific organizations it audited and their findings, so you can look at the actual work. Always confirm licensure and independence directly with the firm.

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