Best General Contractors in Ottawa, Ontario
The most trusted general contractor in Ottawa, Ontario is Ottawa Carleton Construction, with a ProScore of 74/100.
The most trusted general contractor in Ottawa, Ontario is Ottawa Carleton Construction, with a ProScore of 74/100. ProScore has verified 142 general contractors in Ottawa, scoring each across 10+ data sources and 20+ trust signals. 5 of the 142 are Trusted-tier (70+) or higher.
Last updated: May 6, 2026 · Data refreshed daily
Of 142 general contractors in Ottawa: 0 rated Elite (82+), 6 rated Trusted (70+), and 47 rated Good (55+).
How ProScore Ranks General Contractors
Every general contractor in Ottawa is evaluated across four pillars: Reputation (ratings across multiple platforms), Verification (government licensing including HCRA and WSIB), Transparency (online presence and profile completeness), and Sentiment (AI analysis of customer reviews). The result is a ProScore from 0 to 100.
Read the full methodology →Top Rated General Contractors in Ottawa
Browse all general contractors in Ottawa →Frequently Asked Questions
Who is the best general contractor in Ottawa?
Ottawa Carleton Construction has the highest ProScore (74/100) among 142 verified general contractors in Ottawa, Ontario. Rankings are based on ProScore, which evaluates ratings, government licensing (HCRA), WSIB coverage, and AI-analyzed customer sentiment.
How do I find a trustworthy general contractor in Ottawa?
Look for general contractors with verified HCRA licensing, active WSIB coverage, and consistent ratings across multiple platforms. ProScore aggregates these signals into a single score from 0-100. In Ottawa, 0 general contractors hold Elite-tier ProScores (82+), 6 are Trusted-tier (70+), and 47 are Good-tier (55+).
Are general contractors in Ottawa licensed?
General Contractors in Ontario are required to hold HCRA licensing. ProScore verifies this against official HCRA records for every provider in our database. Of the top 5 general contractors in Ottawa by ProScore, 0 hold verified HCRA credentials and 3 carry active WSIB coverage.
How many verified general contractors are in Ottawa?
ProScore has verified and scored 142 general contractors in Ottawa, Ontario. Each provider is evaluated using 10+ data sources, 20+ trust signals, and AI-analyzed customer reviews. Data is refreshed daily.
What's the ProScore distribution among general contractors in Ottawa?
Among 142 verified general contractors in Ottawa, Ontario: 0 are Elite-tier (82+), 6 are Trusted-tier (70+), and 47 are Good-tier (55+). The top 5 average a ProScore of 72/100, with Ottawa Carleton Construction leading at 74/100.