| August 23, 2021 | Supplemental/Bid Bulletin No. 078-2021 |
| Penetration Testing and Forensic Software | |
| August 23, 2021 | Supplemental/Bid Bulletin No. 077-2021 |
| Security Services | |
| August 4, 2021 | Supplemental/Bid Bulletin No. 068-2021 |
| Penetration Testing and Forensic Software | |
| August 4, 2021 | Supplemental/Bid Bulletin No. 067-2021 |
| Security Services | |
| February 24, 2021 | Supplemental/Bid Bulletin No. 021-2021 |
| Data Breach Notification Management System | |
| February 09, 2021 | Supplemental/Bid Bulletin No. 0177-01-2021 |
| Case Management System | |
| February 09, 2021 | Supplemental/Bid Bulletin No. 0195-01-2021 |
| DPO ACE Automated Examination System (DPO ACE AES) – Customized Software/System License | |
| December 29, 2020 | Supplemental Bid Bulletin No. 130-2020 |
| Janitorial Services | |
| December 8, 2020 | Supplemental Bid Bulletin No. 094-2020 |
| AVP Production and TV Ad Placement | |
| December 8, 2020 | Supplemental Bid Bulletin No. 092-2020 |
| Privacy Survey | |
| December 4, 2020 | Supplemental Bid Bulletin No. 093-2020 |
| Large Format Copier, High Speed Inkjet Printer | |
| December 2, 2020 | Supplemental Bid Bulletin No. 087-2020 |
| Large Format Copier, High Speed Inkjet Printer | |
| December 2, 2020 | Supplemental Bid Bulletin No. 088-2020 |
| DDOS and Internet Security | |
| December 2, 2020 | Supplemental Bid Bulletin No. 089-2020 |
| Firewall | |
| November 20, 2020 | Supplemental/Bid Bulletin No. 067-2020 |
| AVP Production and TV Ad Placement | |
| November 20, 2020 | Supplemental/Bid Bulletin No. 064-2020 |
| Case Management System | |
| November 20, 2020 | Supplemental/Bid Bulletin No. 065-2020 |
| Data Breach System | |
| November 20, 2020 | Supplemental/Bid Bulletin No. 066-2020 |
| Conduct of Privacy Survey | |
| May 14, 2020 | Supplemental/Bid Bulletin No. 5 |
| Procurement of Ten (10)-Month Security Services for the National Privacy Commission (NPC) | |
| April 29, 2020 | Supplemental/Bid Bulletin No. 4 |
| Procurement of Ten (10)-Month Security Services for the National Privacy Commission (NPC) | |
| April 21, 2020 | Supplemental/Bid Bulletin No. 3 |
| Procurement of Ten (10)-Month Security Services for the National Privacy Commission (NPC) | |
| March 16, 2020 | Supplemental/Bid Bulletin No. 1 |
| Procurement of Ten (10)-Month Security Services for the National Privacy Commission (NPC) | |
| October 31, 2019 | Supplemental/Bid Bulletin No. 2019-01 (FLS) |
| One (1) Lot Penetration Testing Platform, Digital Forensic Investigation Software, Mobile Forensic Application, Digital Forensic Investigation Software, Vulnerability Scanner and Web Application Security | |
| October 21, 2019 | Supplemental Bid Bulletin No. 2019-01 |
| One (1) Lot Procurement of Supply and Delivery of Technical and Scientific Equipment | |
| September 14, 2018 | Supplemental Bid Bulletin No. 2018-01 |
| One (1) Lot Procurement of NPC Registration system and complaints management system | |
| December 20, 2017 | Supplemental Bid Bulletin No. 2017-03 (SC) |
| Structured Cabling System of the National Privacy Commission (NPC) Offices at the PICC | |
| December 18, 2017 | Supplemental Bid Bulletin No. 2017-02 (SC) |
| Structured Cabling System of the National Privacy Commission (NPC) Offices at the PICC | |
| December 11, 2017 | Supplemental Bid Bulletin No. 2017-01 (SC) |
| Structured Cabling System of the National Privacy Commission (NPC) Offices at the PICC | |
| December 4, 2017 | Supplemental Bid Bulletin No. 2017-02 (LI) |
| Leasehold Improvement of the National Privacy Commission (NPC) Offices at the PICC | |
| November 24, 2017 | Supplemental Bid Bulletin No. 2017-01 (LI) |
| Leasehold Improvement of the National Privacy Commission (NPC) Offices at the PICC | |
| November 24, 2017 | Supplemental Bid Bulletin No. 2017-01 |
| One Lot Information and Technology (ICT) Forensic Laboratory Equipment | |
| November 07, 2017 | Supplemental Bid Bulletin No. 2017-02 (FF) Ref: 4909746 |
| One (1) Lot Office Furniture and Fixtures for the NPC at the PICC | |
| November 06, 2017 | Supplemental Bid Bulletin No. 2017-01 (FF) Ref: 4909746 |
| One (1) Lot Office Furniture and Fixtures for the NPC at the PICC | |
| November 06, 2017 | Supplemental Bid Bulletin No. 2017-01 Ref: 4898907 |
| Leasehold Improvement of the NPC Offices at the PICC | |
| September 6, 2017 | Supplemental Bid Bulletin No. 2017-02 MV |
| One (1) Lot Procurement of Brand new and branded Motor Vehicles | |
| August 31, 2017 | Supplemental Bid Bulletin No. 2017-01 MV |
| One (1) Lot Procurement of Brand new and branded Motor Vehicles | |
| August 23, 2017 | Supplemental Bid Bulletin No. 2017-01 |
| Procurement of Janitorial Services for the NPC | |
| August 16, 2017 | Supplemental Bid Bulletin No. 2 |
| Procurement of Security Services for the NPC | |
| July 27, 2017 | Supplemental Bid Bulletin No. 1 |
| One (1) Lot Procurement of Brand new and branded Motor Vehicles | |