This tender invites contractors registered with Pakistan Engineering Council and renewed for 2025-26 to undertake the extension of the 11 KV switch room at the 132 KV Grid Station in Kallar Syedan, Islamabad. The Islamabad Electric Supply Company (IESCO) requires experienced contractors to manage this civil works project involving electrical infrastructure upgrades within the Islamabad Capital Territory. The project demands careful handling of electrical components and civil construction materials to ensure safety and compliance with engineering standards. The scope includes extending the switch room structure, integrating it with existing grid facilities, and ensuring all work meets the technical specifications outlined by IESCO. Contractors must be prepared to address engineering challenges related to electrical safety, structural integrity, and timely completion within the 90-day project period. The site location in Kallar Syedan requires logistical planning for material delivery and workforce management. Bidders must hold PEC registration in Category C-6 with specialization codes CE-10 and EE-05, valid for the 2025-26 financial year. Compliance with FBR tax requirements and registration with the relevant Provincial Revenue Authority or ICT is mandatory. Contractors should demonstrate a minimum of five years' construction experience, with at least two contracts completed in the last ten years valued at a minimum of PKR 8 million aggregate. Financial stability is required, with an average annual turnover of PKR 54 million and cash flow of PKR 9 million over the last three years. The submission deadline is on the 2nd of February 2026, with bid opening scheduled at 11:30 AM at the office of the Chief Engineer (Development), IESCO Headquarters, Sector G-7/4, Islamabad. Bidders must submit their bids electronically via the E-PADS portal and provide original bid security documents on the day of opening. Pro-Tip: Ensure your bid security is valid for 28 days beyond bid validity and that all mandatory documents are uploaded correctly on the E-PADS portal. Missing or false documentation can lead to blacklisting under IESCO's strict compliance mechanism.