About Marshall Black Carpentry

We're way more than just some contractor

At Black Diamond Builders Inc. (formerly Marshall Black Carpentry) we provide you with exceptional craftsmanship and personalized attention to detail through every step of your project. Serving the Parry Sound, Georgian Bay and Muskoka areas – including water access properties – we pride ourselves on being a full service building company that can manage your project from start to finish.

Stunning Builds

Stunning Builds

Whether it’s full home or cottage construction, renovations, additions, decks, or custom finishing, we’ll make sure your home or cottage showcases your personal style.

Exceptional Service

Exceptional Service

When you choose Marshall Black Custom Carpentry, You will always deal with Marshall directly throughout your project. Relax, and leave the work to us. Your project is our priority.

Effective Communication

Effective Communication

We understand and appreciate the trust that you are putting in us when you select us for your project. We will always keep you informed of the progress on your project.