Renovation Contractor in Oshawa & Durham Region
This is where commercial discipline meets your home. Protected, documented, and run to a standard most renovation sites never reach.
Site Prep & Protection
Before demolition starts, we protect what stays. Floor armour on your finished floors, sealed dust containment, HVAC protection, and utility safe-offs. Your home is a living space we’re borrowing — we treat it that way.

On-Site Rules
Every person on your site follows the same conduct standards: respectful, clean, no surprises. You’ll always know who’s in your home and why. It’s the commercial-site discipline Mike brought from large-scale projects, applied to your renovation.

The Site Binder
On every Cornerstone site there’s a binder — the single source of truth for your project. Drawings, selections, schedule, permits, safety, and sign-offs, all in one place. Nothing runs on memory or a text thread. It’s how a build stays organized from day one to handover.

Daily Reset & Your Portal
Every day ends with a reset — tools away, surfaces cleaned, site left safe. And through your live client portal, you can see progress, photos, schedule, and messages anytime. You’re never in the dark about your own home.
See the standard in person on your own project.
Start Your Project Diagnostic
Call 1-888-404-7383
Next: Handover
Durham Region's trusted renovation contractor. Led by Mike Brock since 2017. We Listen, We Build, We Deliver.