The HPC 420 certified organizations are listed in the table below.
| Organization name | Country | Issue Date | Valid Until Date | Certificate file |
| Unilever Brasil Industrial Ltda | Brasil | 1-12-2021 | 30-11-2024 | Download |
| Chemsfield Korea Co., Ltd. factory 1 | Korea | 22-12-2021 | 21-12-2024 | Download |
| Jimo Quimica Industrial Ltda | Brasil | 28-12-2021 | 27-12-2024 | Download |
| Branch of Unilever Vietnam Int. Co., Ltd. Visp Bac Ninh | Vietnam | 28-12-2021 | 27-12-2024 | Download |
| Unilever UK Limited | UK | 17-02-2022 | 16-02-2025 | Download |
| Unilever Vietanm International Company Ltd. | Vietnam | 30-03-2022 | 29-03-2025 | Download |
| Multi Color Label Corporation Mexico S.A. de C.V. | Mexico | 28-04-2022 | 28-09-2024 | Download |
| Megamorph Marketing Pvt. Ltd. | India | 04-05-2022 | 03-05-2025 | Download |
| PT Unilever Indonesia | Indonesia | 07-05-2022 | 06-05-2025 | Download |
| R.M. Chemicals Southeast Asia Inc. | Philippines | 13-11-2022 | 12-11-2025 | Download |
| Unilever Brasil Industrial LTDA | Brazil | 04-01-2023 | 03-01-2026 | Download |
| Unilever Polska S.A. | Poland | 05-12-2022 | 04-12-2025 | Download |
| Unilever Romania Ploiesti | Romania | 19-06-2022 | 18-06-2025 | Download |
| Unilever Thai Holdings Ltd. | Thailand | 28-11-2022 | 27-11-2025 | Download |
| Unilever Odense SU | Denmark | 02-08-2022 | 01-08-2025 | Download |
| Multi-Mix International manufacturing Cooperation | Philippines | 28-08-2022 | 27-08-2025 | Download |