Legal Basement Renovation & Finishing Specialists in Ontario
A basement renovation is a proven investment for maximizing space and value. Renovatez connects you with the most reliable basement renovation contractors across Ontario, specializing in complex projects, including the creation of safe and legal secondary dwelling units. We make your basement renovation stress-free and profitable.
🛠️ We’re With You From Start to Finish
At Renovatez, we manage every aspect of your basement renovation — from planning and preparation to construction and finishing touches. Our goal is to maximize your living space while ensuring safety, quality, and efficiency.
🧭 Planning & Design
Start with detailed plans developed with the help of a designer or engineer, if needed. We also provide post-disaster management planning for properties requiring extra attention.
🔨 Demolition & Preparation
We safely handle all preparation work, including removing interior walls, decontamination, moisture and mold remediation, site excavation, and foundation pouring.
🧱 Foundation Work
Our team addresses foundation needs with crack and slab repairs, waterproofing, and floor/foundation insulation to ensure a strong and durable base for your new living space.
🏗️ Renovation & Structural Work
We perform structural modifications such as beam installation, interior wall removal or construction, ceiling soundproofing, and drywall/framing installation, as well as flooring and ceiling work.
🏠 Layout & Installation
Transform your basement into functional living space by converting crawl spaces, adding bathrooms or shower rooms, installing kitchens, or creating a separate entrance for privacy and convenience.
🚰 Electricity, Plumbing, Heating & Air Conditioning
We take care of all essential systems, including heating system installation, appliances, central vacuum systems, air exchangers, water heaters, and general plumbing and electrical work — everything needed for a comfortable, fully functional basement.
Services Areas
We work all over Ontario.
Basement Renovations
✔ Expert Project Management
We handle every step — from consultation to completion — so you can relax knowing your renovation is in expert hands..
✔ Trusted, Verified Contractors
Work only with 360º verified professionals who are licensed, insured, and known for quality workmanship.
✔ Tailored to Your Lifestyle
From entertainment spaces to income suites, your basement will be designed around your goals and daily needs.
✔ No Cost for Our Support
Our project coordination and contractor-matching service come at no extra cost — you only pay for your renovation work.
Real Stories from Real Homeowners
Basement Renovation Costs
The cost of finishing or remodeling a basement typically ranges from $25,000 to $75,000, depending on the size of the space, materials, and scope of work.
Main cost factors include:
Size and layout of your basement
Waterproofing and insulation needs
Materials and finishes
Plumbing, electrical, or HVAC upgrades
Additions like a bathroom, kitchen, or separate entrance
You can choose between:
Specialist pricing: $45–$100/hour (depending on the trade)
Turnkey package: Fixed price including labor, materials, and project management
Take Your Project to the Next Step
Talk to a Renovation Consultant
Have questions about your kitchen, bathroom, or basement project? Let’s talk. We’ll help you figure out the next step—no pressure, just helpful advice.
Request Your Free Consultation
Tell us about your project and we’ll connect you with a specialist who’s the perfect fit.
Frequently Asked Questions About Basement Renovation
Creating a legal basement apartment is governed by your local zoning bylaws and the Ontario Building Code (OBC). The most crucial requirements often include: minimum ceiling heights (typically 1.95m or 6’5″), specific fire separation between units, dedicated and safe exits (egress windows or separate doors), and properly sized windows for safety and ventilation. Your matched contractor specializes in navigating these complex requirements set by the Ontario Building Code (OBC) to ensure your project is 100% compliant.
The cost of a basement renovation in Ontario varies widely, but finishing a standard basement often ranges from $35,000 to $75,000. Creating a fully legal basement apartment typically requires an investment of $80,000 to $150,000 due to specialized fire and structural requirements. The ROI is generally excellent, as it significantly increases usable living space and can generate rental income.
A standard basement renovation (finishing) usually takes between 6 to 10 weeks. However, if the project involves structural changes, exterior work (like adding walk-out entrances), or is being converted into a legal secondary unit, the timeline can extend to 12 to 16 weeks due to extended permitting and inspection schedules in Ontario.
Addressing moisture is our priority. Before any basement renovation begins, our specialists perform a full inspection for dampness. We install professional solutions, including dimpled membranes, proper drainage systems, insulation, and high-quality vapor barriers, ensuring your new living space is warm, dry, and protected against future mold and humidity issues.
The first step is always a free consultation with Renovatez to define your project goals—whether it’s a simple family room or a legal basement apartment. Based on your vision, we match you with a vetted basement renovation contractor in Ontario who will provide a detailed, accurate scope and design plan tailored to your home’s needs.