Commercial & Industrial Demolition in Ontario
Commercial and industrial demolition covers the partial or full teardown of retail plazas, warehouses, factories, office buildings, grain elevators, and similar structures, plus the site work that goes with it: asbestos and hazardous material abatement, interior strip-outs, structural steel removal, concrete crushing, and hauling debris to approved disposal or recycling facilities. It's a different trade than residential demolition. Jobs are bigger, often involve occupied neighbouring properties, and almost always require engineering reports, municipal permits, utility disconnects, and a documented environmental assessment before anyone swings an excavator.
We track 55 businesses across Ontario that do this kind of work, ranging from small crews that handle interior strip-outs and single-building teardowns to larger outfits equipped for multi-acre industrial sites and structural implosions.
What to check before hiring
- Licensing and insurance: a valid demolition contractor licence, WSIB clearance, and enough liability coverage for the property values around the site.
- Hazmat handling: confirm they carry certification for asbestos, lead paint, or PCB abatement, or that they work with a qualified subcontractor for it. Ontario sites built before the 1990s often have at least one of these.
- Permits and engineering: a contractor who manages the demolition permit application, shoring plans, and utility disconnect notices for you, rather than leaving that on your plate.
- Equipment fit: excavators, shears, and crushers sized for your building type, not a residential-scale fleet stretched onto a commercial job.
- Debris and recycling plan: where concrete, steel, and other materials actually go, since diversion rates affect both cost and any LEED or municipal reporting requirements.
- References on comparable work: a warehouse teardown and a strip-mall interior gut are different jobs; ask for examples that match your project.
How our scoring works
Each listing is scored on factors like verified licensing, insurance status, years in commercial/industrial work, responsiveness, and review history, so you can compare contractors on more than just price quotes. For a shortlist of the top performers in this category, see our ranked guide to Ontario demolition contractors. Full detail on how we build those scores is on the methodology page.
Find commercial & industrial demolition for your project
Free, no obligation. Describe your demolition job and we'll connect you with suitable contractors.
All commercial & industrial demolition, ranked by score and relevance
95 businesses. The order weighs each business's overall score by how much of its reviewed work is commercial & industrial demolition, so a lower-scored specialist can rank above a higher-scored generalist. Filter and sort below, or open the full map view.
Your inquiry through our forms may be sent to partner providers who can complete the work. We may receive a referral fee for this, but our rankings and scores are based only on our published method and are never affected by referral fees.
Common questions about commercial & industrial demolition
- How much does commercial demolition cost in Ontario?
- Pricing is usually quoted per square foot or as a lump sum after a site visit, and it swings a lot based on building size, structural material (steel vs. masonry vs. concrete), hazmat abatement needs, and how far debris has to be hauled. A small interior strip-out might run a few thousand dollars, while a full industrial building teardown with asbestos removal can run into six figures. Get at least two or three itemized quotes, since disposal and abatement costs are often the biggest variable, not the demolition labour itself.
- How long does a commercial demolition project take?
- An interior strip-out or small retail unit can be done in days. A full building teardown, once permits and any hazmat abatement are cleared, typically takes one to several weeks depending on square footage and site access. The permit and environmental assessment phase before work starts often takes longer than the physical demolition.
- What should I expect during the project?
- Expect a site assessment, a hazmat survey if the building predates the 1990s, a permit application, utility disconnection, then the actual teardown and debris removal or recycling. A contractor managing this properly will walk you through each stage and confirm inspections are booked, rather than just showing up with equipment.
- How do I judge the quality of a demolition contractor?
- Look past the lowest quote. Check that their licence and insurance are current, ask how they handle hazmat if the building has any, and ask for references from projects similar in scale to yours. A contractor who explains the permit and disposal process clearly upfront is usually more reliable than one who just gives you a number.
Guides to choosing commercial & industrial demolition
- Demolition for small businesses and property managers: what changes
How commercial demolition differs from residential work in Ontario: tenant scheduling, permits, and what property managers should ask before hiring.