Deck Builders Markham - Deck Master Inc
Trusted Since 2004

Deck Builders Markham

Professional deck construction in Markham. Custom decks, railings, fences for Unionville, Thornhill, Cornell, Angus Glen homes.

20+
Years Experience
1,000+
Projects Completed
25yr
Warranty
HomeStars VerifiedHome Depot Pro
HomeStars Best of 2022HomeStars Best of 2024HomeStars Best of 2025

Fully Insured

WSIB coverage and $5M liability insurance

20+ Years Experience

Trusted deck builders serving Markham

Free Estimates

Detailed quotes within 48 hours

HomeStars Verified

5-star rated on HomeStars & Google

Professional Deck Builders in Markham

Markham's heritage Unionville area requires deck designs that complement historic architecture. Our team has experience with heritage-appropriate designs.

Deck Master Inc. brings over 20 years of experience to Markham and Markham & Unionville. We specialize in custom composite decks, cedar and pressure-treated wood decks, aluminum and glass railings, privacy fences, pergolas, and outdoor privacy screens.

Every project includes a 2-year workmanship warranty, full permit handling, and dedicated project management. We serve all Markham neighborhoods including Unionville, Thornhill, Cornell, Angus Glen, and more.

Custom deck project in Markham

Markham Areas We Serve

Professional deck building throughout Markham & Unionville

UnionvilleThornhillCornellAngus GlenCathedraltownMillikenBerczy Village

Frequently Asked Questions

Common questions about deck building in Markham

How much does a deck cost in Markham?

Deck costs in Markham typically range from $45-85 per square foot for pressure-treated wood, $65-120 for cedar, and $85-175 for composite materials. The average Markham deck project (275-425 sq ft) costs between $15,000-$45,000 depending on materials, design complexity, and site conditions. Contact us for a free, detailed estimate.

Do I need a permit for a deck in Markham?

City of Markham requires permits for decks over 600mm above grade. Our team handles all permit applications and inspections as part of our full-service deck building process in Markham. We ensure your deck meets all local building codes and safety requirements.

How long does deck construction take in Markham?

Most deck projects in Markham take 3-7 days for construction once permits are approved. Permit approval typically takes 2-4 weeks. Larger or more complex projects may take 2-3 weeks. We provide a detailed timeline during your free consultation.

What deck materials do you recommend for Markham homes?

For Markham homeowners, we often recommend composite decking (Trex, TimberTech) for low maintenance and 25-50 year warranties. Cedar is excellent for natural beauty, while pressure-treated is perfect for budget-conscious projects. Our experts help you choose based on your lifestyle, budget, and home style.

Ready to Build Your Dream Deck in Markham?

Get a free estimate from Markham's trusted deck builders