Ontario tenders · Roofing
Open roofing tenders in Ontario
10 open roofing construction tenders in Ontario right now, scanned daily from the official procurement portals and tagged by trade.
Updated July 29, 2026.
Open now
10
New in last 30 days
10
Closing soonest
Pool Roof Replacement
2 days leftTown of Kirkland LakeKirkland Lake, OntarioCloses Jul 30, 2026via BiddingoRoofingView on official portal →David Durward Centre Roof Replacement
3 days leftCity of CambridgeCambridge, OntarioCloses Jul 31, 2026via BiddingoRoofingView on official portal →RFFQ - Townhouse Roof Flashing Restoration
7 days leftWestern UniversityLondon, ONCloses Aug 4, 2026via MERXRoofingView on official portal →COMMUNITY CENTRE ROOF REPAIRS
10 days leftTownship of Terrace BayOntarioCloses Aug 7, 2026via MERXRoofingView on official portal →Roof Replacement Contractors
14 days leftYork UniversityToronto, ONCloses Aug 11, 2026via MERXRoofingView on official portal →RFT 5657928172 — Parks, Forestry & Recreation
15 days leftToronto, ONCloses Aug 12, 2026via City of TorontoRoofingView on official portal →- City of TorontoOntarioCloses Aug 12, 2026via MERXRoofingView on official portal →
- City of OttawaOttawa, ONCloses Aug 18, 2026via OttawaRoofingView on official portal →
Replacement of a Roof Top Unit
22 days leftTownship of RamaraBrechin, OntarioCloses Aug 19, 2026via BiddingoRoofingView on official portal →- Township of RamaraOntarioCloses Aug 19, 2026via MERXRoofingView on official portal →
Showing the 10 soonest-closing of 10 open roofing tenders. Start free to see them all, scored to your profile →
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Frequently asked questions
- Where do Ontario roofing tenders come from?
- Public procurement portals — CanadaBuys, MERX, Biddingo, the Alberta Purchasing Connection, SaskTenders, and municipal sites (BC tenders arrive via MERX and Biddingo). Cornerstone tags each posting by trade, so this page shows the Ontario work tagged roofing. Each listing links to the official source.
- Is it free to see open roofing tenders in Ontario?
- Yes — browsing is free and needs no account. A free Cornerstone account scores these tenders to your trade, geography, and bonding capacity, and drafts a compliance-aware proposal for the ones you pursue.
- How is a tender classified as roofing?
- Cornerstone reads each posting's scope from its title and description and tags the trades involved. This list is the Ontario tenders tagged roofing; many tenders span several trades, so always confirm the full scope in the official documents.
Listings aggregated from public procurement portals; each links to its official source. Trade tags are Cornerstone’s classification of each posting’s scope — always confirm the full scope in the official tender documents. General information, not procurement advice.