Mattern CPA, LLC: Nonprofit Single Audits
FAC reports Mattern CPA, LLC as primary auditor on 3 single audit reports of 3 Pennsylvania nonprofits in audit years 2025–2026; the most recent observed audit year is 2025. Counts come from public Federal Audit Clearinghouse filings as of 2026-09-11.
Data as of Sep 11, 2026 · Source: Federal Audit Clearinghouse (public data)
How many nonprofit single audits has this firm filed?
| Audit year | Nonprofit auditees |
|---|---|
| 2018 | 1 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 3 |
Which federal programs appear most often?
| ALN | Program | Auditees |
|---|---|---|
| 10.555 | NATIONAL SCHOOL LUNCH PROGRAM | 1 |
| 10.558 | CHILD AND ADULT CARE FOOD PROGRAM | 1 |
| 10.559 | SUMMER FOOD SERVICE PROGRAM FOR CHILDREN | 1 |
| 16.017 | SEXUAL ASSAULT SERVICES FORMULA PROGRAM | 1 |
| 16.575 | CRIME VICTIM ASSISTANCE | 1 |
What size are the audited organizations?
| Federal expenditure band | Auditees |
|---|---|
| $1M–$3M | 2 |
| Under $1M | 1 |
Counts show single audit reports filed in the Federal Audit Clearinghouse where the firm is listed as auditor. They are not a client list and do not describe any current engagement.