Annual Contract for Maintenance of Atlas Copco and Gardner Denver Air Compressors and Air Dryers

Pakistan State Oil Company Limited Karachi is inviting sealed E-Bids through SAP Ariba for the annual contract of maintenance services for Atlas Copco and Gardner Denver air compressors and air dryers installed at their facilities. The scope includes comprehensive maintenance of single stage air compressors and associated air dryers ensuring optimal operational efficiency and reliability. This contract is critical for uninterrupted plant operations and requires experienced contractors with proven technical expertise in compressor maintenance and repair. Eligible bidders must have relevant PEC categories and demonstrate past experience in similar contracts. Active registration with FBR and ATL is mandatory along with valid NTN and GST/PST certificates. The tender documents are available exclusively through the SAP Ariba portal from 22nd April 2026 to 7th May 2026 during office hours. Bids must be submitted electronically via SAP Ariba by 2:15 PM on 7th May 2026, with bid opening scheduled at 3:00 PM the same day. Interested parties should upload a scanned request letter on official letterhead via SAP Ariba mentioning the tender number and attach copies of NTN, GST/PST certificates, and CNIC of the authorized representative. Vendors without an Ariba Network ID are advised to register promptly to participate. Regular monitoring of PSO and PPRA websites is recommended for updates. A practical tip for bidders is to ensure all technical and financial documents are complete and properly signed before submission to avoid disqualification in the two-envelope procedure. Earnest Money and CDR requirements should be carefully reviewed in the tender documents to comply fully with PSO's procurement policies.