Transmission Infrastructure Cost Framework and Estimations Advisory Services

The Independent Electricity System Operator (IESO) is requesting proposals from qualified service providers to develop an enhanced Cost Estimation Framework (CEF) that builds upon the existing Sargent & Lundy Cost and Performance Study. This updated framework aims to deliver accurate and internally usable planning-level cost estimates for a variety of transmission infrastructure types. The contract is part of a solicitation titled "Transmission Infrastructure Cost Framework and Estimations Advisory Services," with the solicitation number 1274. Interested parties must submit their responses by February 13, 2026. The project is under the federal jurisdiction, managed by the IESO, a Government of Canada agency. The bidding documents and additional details, including any applicable fees, are accessible through the Merx platform. Amanda Kelly serves as the primary contracting authority, providing a direct communication point for potential bidders. The objective is to enhance the robustness and usability of cost estimation methodologies to support better transmission infrastructure planning and decision-making.