Single audit firm directory · Illinois

Sikich CPA LLC

Single audit CPA firm in Naperville, IL

Sikich CPA LLC signed 671 single audits filed with the Federal Audit Clearinghouse for audit years 2022 to 2025 from its offices in Illinois, Missouri and Indiana.

Single audits by audit year

2022: 152
2023: 173
2024: 185
2025: 161

2025 is still coming in, since many audits for that year aren't due until 2026.

Types of organizations audited

Nonprofit: 241
Government: 341
Higher education: 89

States of the organizations audited

Illinois: 562
Missouri: 56
Wisconsin: 8
Indiana: 7
Kentucky: 6
Iowa: 4
North Carolina: 4
Pennsylvania: 3
Utah: 3
Michigan: 3
Ohio: 3
Florida: 2
New York: 2
Kansas: 2
Washington: 2
Tennessee: 1
Maryland: 1
Colorado: 1
Texas: 1

Offices that signed these audits

Naperville, IL: 445
Springfield, IL: 151
St. Louis, MO: 50
East Peoria, IL: 8
Indianapolis, IN: 7
Washington, MO: 4
Decatur, IL: 2

An office that signed only one of these audits isn't listed.

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Data from the public Federal Audit Clearinghouse, single audits for audit years 2022 to 2025, as of November 11, 2026. Counts are by the office that signed each audit. This directory is not an endorsement of any firm. Firms can request corrections through the RFP notice list page.

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