Oil & Gas Development Company Limited (OGDCL) invites E-Bids through SAP-ARIBA Discovery under competitive bidding procedure as per Public Procurement Regulatory Authority (PPRA) rules for four tenders including OGDC-SCM-SERVICES-CB-PROD-319342932-2026 for ACQUIRING PREMIUM THREAD DRILL COLLAR SERVICES closing on 12 May 2026 at 10:30 Hrs, OGDC-SCM-SERVICES-CB-CSR-60-3736-316097936-2026 for SUPPLY OF UTILITY WATER FROM TOC WATER PLANT To 10 VILLAGES AROUND TANDO ALAM OIL COMPLEX (TOC) HYDERABAD SINDH closing on 12 May 2026 at 10:30 Hrs, OGDC-FC-CB-PRE-SHIPMENT-PQ-319567920-2026 for OPEN FRAMEWORK AGREEMENT FOR HIRING OF SERVICES OF INSPECTION AGENCIES FOR VARIOUS ASSIGNMENTS closing on 12 May 2026 at 11:30 Hrs, and OGDC-SCM-FD-CB-PNP-NOF-318475419-2026 for PRESSURE TRANSMITTERS closing on 25 May 2026 at 11:00 Hrs. The notice also includes Extension in Bid Closing & Opening Date for OGDCL-SCM-LF-PT-ECMP-316421387-2026 for HAULAGE TRUCKS revised to 07 May 2026 at 11:30 Hrs and OGDCL-SCM-SERVICES-CB-EXPL-318079640-2026 for 1D MEM STUDY KHUZDAR NORTH X-01 WELL revised to 19 May 2026 at 10:30 Hrs, and an Amendment Notice changing closing date for OGDCL-SCM-LF-PT-PNP-UCH-315260665-2026 TUBE BUNDLE FOR AMINE SOLUTION COOLER from 04 May 2026 to 27 April 2026 at 11:30 Hrs. Tender documents are available online and bids must be submitted online through e-procurement portal at https://ogdcl.com/sap-ariba-tenders or https://discovery.ariba.com/profile/AN01562899621, all bids will be opened 30 minutes after closing date and time, and OGDCL reserves the right to accept or reject any bid as per PPRA Rule-33.