
Architect Builder Remodeler
Architect Builder Remodelor
Legal Basement Construction & Finishing
We transform your basement into a legal living space
We specialize in designing and building legal basement units that maximize functionality, safety, and value. Our approach combines smart space planning with high-quality craftsmanship, ensuring every project is comfortable, modern, and fully compliant with Ontario building codes.
Our Approach
At Cadco Construction, we understand that every home and homeowner has unique needs. From legal basement apartments and in-law suites to rental units and custom layouts, we deliver tailored solutions that maximize space, comfort, and long-term value while strictly adhering to Ontario building codes and safety regulations.
Our team manages every aspect of legal basement construction, from initial site assessment and design to permits, construction, and final finishing touches. We ensure your project is completed on time, within budget, and to the highest standards — creating a space that is functional, safe, and built to last.
Why Choose Us
Cadco Construction combines expertise, innovation, and reliability to deliver commercial projects that exceed expectations.

Expert Team

Compliance & Safety

Innovative Design

On-Time Delivery

Customized Solutions

Sustainable Practices

Budget-Friendly Planning

Client-Centric Approach
Faq Questions
A legal basement is a secondary dwelling unit that complies with all canadian building codes, fire safety regulations, and local zoning bylaws. This includes proper ceiling height, fire separation, egress windows, separate entrances (if required), and approved permits.
Yes, permits are mandatory to ensure your basement meets all safety and zoning requirements. Our team handles the entire permit process for you, including drawings, applications, and inspections, so you don’t have to worry about compliance.
The timeline typically ranges from 6 to 10 weeks, depending on the size of the project, design complexity, and permit approvals. We provide a clear schedule upfront and keep you informed throughout the process.
Yes, once your basement meets all legal and safety requirements and passes final inspections, it can be used as a legal rental unit. This can provide a steady source of income and significantly increase your property value.
Transform Your Commercial Space
Elevate your business environment with Cadco Construction’s expert Architectural design services.
