This tender invites sealed bids for executing balance works to upgrade the 33kV Pattan Grid Station to 132kV voltage level for the National Grid Company of Pakistan Limited. Bids must be submitted through E-PADs by the specified deadline. The scope includes civil, erection, installation, wiring testing, and commissioning activities for the grid station upgrade. Eligible bidders must have executed similar projects on 132kV or higher voltage grid stations within the last ten years and demonstrate at least two years of successful operation. Joint ventures are allowed with specific experience requirements. Bids must be delivered to the Project Director (EHV-I) NGC Islamabad office by 31.12.2025 at 11:00AM, with bid opening at 11:30AM the same day. A refundable 2% bid security is required. The process follows PEC and PPRA rules with submission via E-PADs.