Mon–Sat 7am–6pm  ·  Emergency Available
Toronto & GTA — 30 Cities Served
Home › Service Areas › Markham
Demolition Contractors

Markham Demolition Company

Trusted demolition contractors serving Markham and the surrounding area. Interior demolition, full teardowns, excavation, underpinning, waterproofing, and site prep — done by our own crew.

Get a Free Quote in Markham (343) 314-7555
✔ Markham Area Specialists
✔ WSIB Covered
✔ Licensed & Insured $2M
✔ No Subcontractors

Demolition Services in Markham

We've worked extensively in Markham — on post-war bungalows in milliken, newer executive homes in cornell and cathedral, across unionville, cornell, milliken, thornhill (markham side), and cathedraltown, and through the local permit process at Markham Building Department. We know this area, and we know what your project requires.

Whether you need a single wall opened up for a renovation, a full home teardown for a rebuild, or basement underpinning for a secondary suite, our crew brings the same standard to every Markham job: our own people, our own equipment, and no subcontracting.

Interior Demolition

Strip walls, ceilings, flooring & more — down to the studs, clean.

Learn More →

Structural Demolition

Partial teardowns, wall removals & load-bearing structural work.

Learn More →

Full Building Teardown

Complete demolition of residential and commercial structures to grade.

Learn More →

Excavation & Site Prep

Dig, grade and prepare your lot for new construction.

Learn More →

Underpinning & Basement Lowering

Add headroom and livable square footage by lowering your basement floor.

Learn More →

Waterproofing

Interior and exterior waterproofing to keep your basement dry for good.

Learn More →

Pavers & Walkways

Interlock removal, demolition, grading and base prep for paver projects.

Learn More →

About Markham — What We Know

Neighbourhoods we work in: Unionville, Cornell, Milliken, Thornhill (Markham side), and Cathedraltown.

Housing stock: Post-war bungalows in Milliken, newer executive homes in Cornell and Cathedral. We've worked on nearly every era and type of housing in Markham — from post-war bungalows being replaced by custom infill builds, to commercial properties undergoing conversion.

Permits: In Markham, demolition and structural permits are issued by Markham Building Department. Permit timelines and requirements vary by scope. We can advise on what's required for your specific project and assist with the application package.

Disposal: All demolition material from Markham projects is hauled to licensed facilities, including York Region Waste, Langstaff Rd facility. We sort materials on-site for recycling where possible.

Why Markham Homeowners Choose Us

We've earned our reputation in Markham the old-fashioned way: show up, do the work, leave the site clean, and stand behind every project. Our crew has been in construction their entire careers — they know Markham housing, local soil conditions, and the permit process.

01

No Subs — Ever

Every Markham project is done by our own crew. No brokers, no day-labour substitutes.

24H

Fast Quotes

We visit Markham sites within 24–48 hours and give you a written quote.

$2M

Full Coverage

WSIB + $2M liability on every Markham project. Ask for certificates before we start.

What Markham Clients Say

★★★★★

"I had three demo companies quote my Markham teardown. This crew was the most professional by far — detailed scope, fair price, and they delivered exactly what they promised."

— Google Review, Markham
★★★★★

"Needed interior demolition done fast before our contractor started. They were on-site within a week, worked clean, and left nothing behind. Would use again without question."

— Google Review, Markham

Frequently Asked Questions — Markham

Do you work in all neighbourhoods in Markham? +
Yes — we serve all of Markham, including Unionville, Cornell, Milliken, Thornhill (Markham side), and Cathedraltown. Call us for any address in the city and we'll confirm availability.
Who issues demolition permits in Markham? +
Permits in Markham are issued by Markham Building Department. Timelines and requirements vary by scope. We can advise on what's required during your quote.
Where does demolition debris go from Markham projects? +
Debris from Markham projects is hauled to York Region Waste, Langstaff Rd facility and other licensed facilities. We sort for recycling and keep disposal documentation for your permit file.
Are there any demolition restrictions specific to Markham? +
Most Markham municipalities follow Ontario Building Code requirements with some local additions. Heritage-designated properties have additional restrictions. We'll identify any special requirements during the site visit.
How quickly can you start a Markham project? +
Non-permitted interior work can typically begin within 1–2 weeks. Projects requiring permits depend on the permit timeline at Markham Building Department. We give you a realistic start date when we quote.
Nearby Service Areas

Toronto  ·  Mississauga  ·  Brampton  ·  Vaughan  ·  Richmond Hill  ·  Scarborough  ·  Etobicoke  ·  North York

Our Services

Local Knowledge

We know Markham permit offices, local soil conditions, and the housing stock — so your project runs smoothly from day one.

Free Estimate

Get Your Quote

We respond within 2 hours on business days. No pressure, no obligation.

What Happens Next

We'll review your request and call you within 2 hours to discuss the project. Most quotes are completed on-site within 24–48 hours.

  • No obligation — the quote is free
  • We show up on time, every time
  • Written quote with clear scope
  • WSIB coverage on every job
  • Our crew, our equipment — no subs
  • References available on request
Prefer to Call?
(343) 314-7555

Mon–Sat 7am–6pm

Free Quote Request

Prefer to call? (343) 314-7555