Deck & Patio Building in Markham, ON

Compare 30 deck & patio building contractors near you in Markham and surrounding area with an average rating of 4.9/5. Get free quotes, read reviews, and find the right pro for your project.

Last updated March 28, 2026

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Other Businesses in This Area

Custom Deck Builder Scarborough

5.0

Deck Builder Markham

5.0

Deck Builder Richmond Hill

5.0

Deck Builder Thornhill

5.0

Deck Builder Vaughan

5.0

Golden Valley Decks Richmond Hill

5.0

Markham Deck Builder

5.0

Sundisc Reno Contracting

5.0

The One Interlocking & Landscaping

5.02+ years online
theoneinterlocking.comGet a Free Quote

Outdoor Construction

4.9
outdoorconstruction.ca

Terrastone Landscaping

4.916+ years online
terrastonelandscaping.comGet a Free Quote

Can Do Fence & Deck

4.822+ years online
candofenceanddeck.com

Forest Fence & Deck Company Ltd

4.827+ years online
fenceanddeck.comGet a Free Quote

Sidis Construction and Landscaping

4.72+ years online
sidisconstruction.comGet a Free Quote

Deck Builder Stouffville

4.6

The Custom Deck Inc

3.2
customdeck.ca

Deck & Patio Building in Nearby ON Cities

Deck & Patio Building in Markham, ON

Deck and patio building in Markham serves an affluent Toronto-metro northern suburb: single-family homes in master-planned neighborhoods, newer construction, and premium estate properties. Typical jobs include composite decks (essential for ON winters), pergolas, pool decks, and outdoor kitchens. Ontario winters, multicultural demographics, and HOA rules drive approach.

Residential deck builds in Markham run $14,000-$42,000 CAD; pool decks $12,000-$35,000 CAD; outdoor kitchens $18,000-$70,000 CAD. Ontario requires Tarion registration. Markham permits apply. Snow load 50+ psf.

Frequently Asked Questions

What deck material for Markham?
Composite handles ON winters.
Is multilingual service available?
Yes — Cantonese/Mandarin standard.
Snow engineering?
50+ psf for ON winters.

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