About Grant Marion Construction
Grant Marion Construction is a general contractor serving Cornwall and surrounding communities. They maintain a 4.5★ Google rating across 19 reviews.
Trust Score based on 1 of 4 platforms. HCRA licensed builder. WSIB coverage confirmed.
What Customers Say
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Performance Breakdown
Ratings Across Platforms
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Google Review Breakdown
19 totalFeatured Review
Verified review from Google
Grant Marion: Superior build, quality, and service, exceeding all expectations. We are extremely satisfied customers.
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What is the ProScore?
The ProScore aggregates ratings from multiple review platforms into a single score from 0 to 100. Unlike platforms that show only their own reviews, the ProScore gives you the complete picture. Scores are capped for providers with limited source verification.