Tender Details
Description / Scope of Work
Pakistan State Oil Company Limited invites sealed electronic bids through SAP Ariba for two separate service contracts in Sindh Province. The first contract (IT-A4890-AAR) covers annual maintenance services for a Vertiv UPS system rated 30KVA, while the second contract (OP-19760-AAR) involves replacement of breather valve and flame arrestor assemblies measuring 12 inches in diameter on Tank-310 located at PSO-KTB facility. Both tenders are open to eligible contractors possessing adequate past relevant experience and demonstrated financial capabilities to execute the scope of work as defined in the tender documents.
Bidders must be registered on the SAP Ariba portal and those without an existing Ariba Network ID are required to register through the tender portal at tenderpso.com.pk:8022 prior to submission. The bidding procedure employs a Single Stage Two Envelope methodology, meaning technical and commercial bids will be evaluated separately. Bid documents are available for collection and submission exclusively through the SAP Ariba electronic platform from 29 July 2026 through 13 August 2026 between 08:30 AM and 02:15 PM. No specific bid security amount or pre-bid meeting venue has been mentioned in this advertisement.
All sealed bids must be submitted electronically via SAP Ariba no later than 02:15 PM on 13 August 2026, with technical bid opening commencing at 03:00 PM the same day. Commercial bid opening will be scheduled separately and communicated only to technically qualified bidders. Interested vendors are directed to visit PSO's official procurement portal at www.psopk.com/procurement and the PPRA website at www.ppra.org.pk for updates and further clarifications. Contact details for enquiries: PSO House, Khayaban-e-Iqbal, Clifton, Karachi, telephone 111-111-PSO (776), extensions 2261, 2275, and 2237.
For Bidders: Our Analysis PAKISTANTENDER INSIGHT
Independent analysis by PakistanTender — not part of the official notice. Always confirm details against the original tender document.
Two parallel tenders for maintenance and replacement services on critical equipment at PSO's Karachi facility. The UPS contract is recurring annual work suitable for established vendors with Vertiv or equivalent experience; the tank assembly replacement is a specialized one-off job requiring capability in high-pressure vessel equipment. Both use strict electronic bidding via SAP Ariba with two-envelope technical/commercial separation. Timeline is tight—bid collection starts 29 July, closes 13 August 2026, with same-day technical opening. Bidders must already be Ariba-registered or have registered capacity in advance.
Who can bid: Bidders must be registered on SAP Ariba and possess adequate past relevant experience and financial capabilities as stated. Specific PEC category, NTN, or SECP registration requirements are not detailed; however, vendors typically require NTN registration, valid business licence, and audited financial statements demonstrating liquidity to bid for government and state-owned enterprise contracts in Pakistan.