Defence Construction Canada / Construction de Défense Canada - Ottawa, Ontario
**Tender summary:** Defence Construction Canada is seeking a design-build team for the Strategic Tanker Transport Capability (STTC) Main Operating Base–East at 8 Wing Trenton, Ontario. The project’s rough order of magnitude is approximately **$228 million**. **Key details:** - **Buyer:** Defence Construction Canada (DCC) - **Procurement:** Modified design-build for design and construction services - **Location:** 8 Wing Trenton, Ontario. The listing also shows Ottawa, so the official documents should be checked for the precise project and contracting location. - **Closing date:** October 20, 2026, at 2:00 p.m. The MERX system should be treated as the controlling source for the exact closing time. - **Bid method:** Proposals must be submitted electronically through MERX. - **Security:** The selected contractor is required to hold a valid **SECRET-level Facility Security Clearance (FSC)** issued through the federal Contract Security Program. Amendment No. 1 reportedly contains further security requirements. - **Site visit:** A non-mandatory site visit is scheduled for September 23, 2026, at 11:00 a.m. local time, meeting at the parking lot at 6 Northstar Dr., Trenton. - **Expected expertise:** The listed roles include architects, sustainable-design specialists, structural, mechanical, electrical, civil/municipal and BIM professionals, as well as cargo-handling and passenger-processing subject-matter experts. - **Trade agreements:** The solicitation refers to the Canadian Free Trade Agreement, CETA and the WTO Agreement on Government Procurement. This opportunity appears most relevant to an experienced prime contractor or design-build consortium able to manage a major defence-related construction project, assemble the required multidisciplinary team and meet federal security requirements. Smaller Canadian firms may potentially find opportunities as specialist subcontractors or design consultants, subject to the RFP’s teaming and subcontracting rules. Before deciding whether to pursue it, review the complete RFP, amendments, security requirements, mandatory experience criteria, bonding and insurance provisions, submission instructions and any Indigenous or subcontracting requirements. Verify all details in the official MERX notice before submitting a bid: https://www.merx.com/public/solicitations/4084822509/abstract?language=EN
