Find the 3 Best Construction Contractors in Whitby, ON

C.D. Roofing & Construction specializes in residential and commercial roofing services, including repairs, replacements, and installations. Established in 1994, we deliver durable, weather-resistant solutions using premium materials and certified techniques. Our focus on customer satisfaction, safety, and innovation has made us a trusted choice in the Durham Region and GTA.

Magnum General Contracting is a leading construction firm in Toronto specializing in commercial and residential projects. We deliver end-to-end solutions including new builds, renovations, and design-build services. With over 20 years of experience, we ensure quality, safety, and timely completion for every project.

Adorn Home Improvements delivers premium windows, doors, and home renovation solutions in Durham Region. We combine factory-trained expertise with Canadian-made products to enhance home aesthetics and energy efficiency. Our commitment to quality includes lifetime warranties on windows and precision installation by certified professionals.