Lauterbach & Amen, LLP

Single audit CPA firm in Naperville, IL

Lauterbach & Amen, LLP signed 367 single audits filed with the Federal Audit Clearinghouse for audit years 2022 to 2025 from its office in Naperville, IL.

Single audits by audit year

2022: 55
2023: 88
2024: 118
2025: 106

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

Types of organizations audited

Nonprofit: 18
Government: 349

States of the organizations audited

Illinois: 307
Wisconsin: 56
Michigan: 4

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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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