OPTICAL CABLE CORPORATION Auditor
The independent registered public accounting firm that signed the audit report in each annual report on Form 10-K, newest first. PCAOB firm ID and the internal-control attestation are as tagged on the cover from fiscal 2021; earlier rows come from the signed report text.
- 2025-12-18: Fiscal year end 2025-10-31; Auditor Crowe LLP; PCAOB firm ID 173; Location Oakbrook Terrace, Illinois.
- 2024-12-23: Fiscal year end 2024-10-31; Auditor Crowe LLP; PCAOB firm ID 173; Location Oak Brook, Illinois.
- 2023-12-20: Fiscal year end 2023-10-31; Auditor Brown, Edwards & Company, L.L.P.; PCAOB firm ID 423; Location Roanoke, Virginia.
- 2022-12-22: Fiscal year end 2022-10-31; Auditor Brown, Edwards & Company, L.L.P.; PCAOB firm ID 423; Location Roanoke, Virginia.
| Filed | Fiscal year end | Auditor | PCAOB firm ID | Location | Internal-control attestation |
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| 2025-12-18 | 2025-10-31 | Crowe LLP | 173 | Oakbrook Terrace, Illinois | No |
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| 2024-12-23 | 2024-10-31 | Crowe LLP | 173 | Oak Brook, Illinois | No |
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| 2023-12-20 | 2023-10-31 | Brown, Edwards & Company, L.L.P. | 423 | Roanoke, Virginia | No |
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| 2022-12-22 | 2022-10-31 | Brown, Edwards & Company, L.L.P. | 423 | Roanoke, Virginia | No |
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