Five9, Inc. 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.
- 2026-02-20: Fiscal year end 2025-12-31; Auditor KPMG LLP; PCAOB firm ID 185; Location Santa Clara, California.
- 2025-02-21: Fiscal year end 2024-12-31; Auditor KPMG LLP; PCAOB firm ID 185; Location Santa Clara, California.
- 2024-02-22: Fiscal year end 2023-12-31; Auditor KPMG LLP; PCAOB firm ID 185; Location Santa Clara, California.
- 2023-02-24: Fiscal year end 2022-12-31; Auditor KPMG LLP; PCAOB firm ID 185; Location Santa Clara, California.
| Filed | Fiscal year end | Auditor | PCAOB firm ID | Location | Internal-control attestation |
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| 2026-02-20 | 2025-12-31 | KPMG LLP | 185 | Santa Clara, California | Yes |
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| 2025-02-21 | 2024-12-31 | KPMG LLP | 185 | Santa Clara, California | Yes |
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| 2024-02-22 | 2023-12-31 | KPMG LLP | 185 | Santa Clara, California | Yes |
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| 2023-02-24 | 2022-12-31 | KPMG LLP | 185 | Santa Clara, California | Yes |
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| 2022-02-28 | 2021-12-31 | KPMG LLP | 185 | Santa Clara, California | Yes |
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| 2021-03-01 | 2020-12-31 | KPMG LLP | | San Francisco, California | Yes |
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| 2017-02-28 | 2016-12-31 | KPMG LLP | | San Francisco, California | |
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| 2016-03-03 | 2015-12-31 | KPMG LLP | | San Francisco, California | |
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| 2015-03-10 | 2014-12-31 | KPMG LLP | | Santa Clara, California | |
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