Opportunity

Quebec SEAO #CI81

Integrated Construction and Real Estate Development for Langelier Station and Associated Infrastructure

Posted

June 25, 2026

Respond By

August 13, 2026

Identifier

CI81

NAICS

237990, 236220

STM is seeking a partner for a major infrastructure project in Montréal: - Government buyer: Société de transport de Montréal (STM) - Scope includes: - Construction of a double tunnel (approx. 6 km east of Saint-Michel station) - Five new stations, including Langelier - Associated operational infrastructures - Integrated real estate development - Emphasis on sustainable design and urban integration - Requires Envision certification, version 3 - No specific OEMs, vendors, products, or part numbers are listed - Bidders should review all documents and attend site visits - Unique requirement: Envision certification for sustainability

Description

This solicitation is a call for tenders for a partnership contract involving the construction of a double tunnel approximately 6 km east of Saint-Michel station, five new stations including Langelier, and various operational infrastructures in Montréal, Quebec. The project emphasizes sustainable infrastructure with Envision certification, version 3. Bidders are encouraged to review all documents and attend site visits scheduled for July 8-10, 2026. The contracting authority is Société de transport de Montréal (STM).

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