# Quebec SEAO #20158623

Roofing rehabilitation at seven Hydro-Québec power stations

**Posted:** July 09, 2026
**Respond By:** October 06, 2026
**Identifier:** 20158623
**NAICS:** 238160

Hydro-Québec is seeking contractors for roofing rehabilitation and related building work at its power stations.
- **Government buyer:** Hydro-Québec; no sub-agency or office is identified.
- **Scope:** Roofing rehabilitation and related building work at Rapide-des-Îles, Rocher-de-Grand-Mère, Beaumont, Première-Chute, Outardes-4, La Gabelle, and Shawinigan-2 power stations. The work is organized into four projects, and suppliers may propose on projects of their choice.
- **OEMs and vendors:** No OEMs or contractor vendors are named. Hydro-Québec is the buyer.
- **Notable requirements:** Bidders must provide a 10% bid bond, hold applicable Québec construction licences and authorizations, maintain current ISO 9001 certification, and submit a validated occupational health and safety evaluation report. Applicable Québec business francization and eligibility requirements also apply.
- **Estimated value:** $60 million to $80 million, including options; the estimate is indicative.

### Description

The solicitation covers roofing and related work in buildings at seven power stations: Rapide-des-Îles, Rocher-de-Grand-Mère, Beaumont, Première-Chute, Outardes-4, La Gabelle, and Shawinigan-2. Suppliers may submit a proposal for the project(s) of their choice among the four projects. The expected duration is listed as 20, with no unit specified, and the estimated value is $60,000,000–$80,000,000, including options; this estimate is indicative only and without commitment by Hydro-Québec. Proposals must be submitted through Hydro-Québec’s supplier portal by October 6, 2026, at 14:00 Quebec Legal Time.

[View original listing](https://seao.gouv.qc.ca/avis-resultat-recherche/consulter?ItemId=f4bfff6f-a691-4eb5-ac83-1d23a19ba9a0)