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Trusted Contractors in Markham, Ontario

ProScore has scored 186 contractors in Markham using 30,000+ verified reviews across 10+ data sources including government licensing, customer reviews, and AI sentiment analysis.

TOTAL PROVIDERS
194
AVG TRUST SCORE
66
CLAIMED PROFILES
2

Top General Contractors in Markham

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91
YIXIN CONSTRUCTION INC.
★ 4.9 (54)
88
X&H Construction
★ 4.9 (55)
86
Span-Co General Contracting Services LTD.
★ 5.0 (46)

Top Kitchen Remodeling in Markham

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75
Master Edge Homes
★ 4.8 (18)
74
Perfection Group
★ 5.0 (21)
71
Rainbow Kitchen Cabinet
★ 4.9 (12)

Top Roofers in Markham

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80
Bros. Roofing
★ 5.0 (86)
78
C Plus Roofing
★ 4.9 (573)
77
Ck Roofing Solutions
★ 5.0 (78)

Top HVAC Contractors in Markham

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84
Constant Home Comfort
★ 4.8 (583)
83
Air Leaders Inc.
★ 4.9 (146)
83
Eco Star Home Services Co.
★ 4.7 (495)

Best Contractors in Markham by Trade

See ProScore-ranked lists of the top contractors in Markham for each trade we cover.

Best plumbers in Markham →Best electricians in Markham →Best hvac contractors in Markham →Best roofers in Markham →Best general contractors in Markham →Best kitchen remodeling in Markham →Best pest control in Markham →Best tree service in Markham →Best landscaping in Markham →

From our research: Markham ranks 18th of 64 Ontario cities for contractor trust, averaging 54.1 out of 100 across 193 scored contractors — see the 2026 Trust Index.