Basement Renovations and Finishing in Windsor Essex

Years of Experience
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Turn Unused Space Into Living Space

Basement Finishing for Living Space

An unfinished basement is wasted square footage. We design and build finished basements that feel like a natural extension of your home — a family room, home theatre, gym, or whatever your household needs most.

Every Type of Basement Project

Our Basement Renovation Services

From full basement finishing to targeted upgrades, we handle every type of basement renovation across Windsor-Essex.

Full Basement Finishing

We take your basement from bare concrete to a fully finished, livable space, framing to flooring.

Basement Apartments & Income Suites

We convert basements into fully independent apartments, complete with their own kitchen and bathroom.

Home Theatres & Rec Rooms

We design basements built specifically for entertaining, from home theatres to game rooms.

Home Gyms & Fitness Spaces

Skip the commute to the gym — we build fitness spaces designed for your equipment and routine.

Home Offices

We design basement home offices with the layout, lighting, and privacy remote work requires.

Turn Your Basement Into Income

Basement Apartment and Income Suite Conversions

A basement apartment adds real income potential or independent living space for family, all within your existing footprint.

Separate Entrance

We design a separate entrance so your basement suite feels genuinely independent from the main house.

Full Kitchen & Bathroom

We build a complete kitchen and bathroom into your suite, so it functions as a fully independent home.

Legal Suite Compliance

We design and build your suite to meet legal secondary suite requirements, so it's ready to rent with confidence.

How We Renovate Your Basement

Our Basement Renovation Process

Step 01

01

We Visit Your Basement

We assess your basement's layout, moisture conditions, and potential to determine what's possible.

Step 02

02

Design & Proposal

We design your basement renovation and provide a clear, itemized proposal before you commit.

Step 03

03

Permitting & Framing

We secure permits and begin framing once your design and pricing are approved.

Step 04

04

Finishing & Final Walkthrough

Our crews complete drywall, flooring, and finishing touches, then walk you through the finished basement.

Before You Renovate

Everything You Need to Know Before You Renovate

1. How much does a basement renovation cost in Windsor?

Costs vary widely based on size, finishes, and whether you’re adding plumbing for a bathroom or kitchen. We’ll assess your project during a free site evaluation and provide a clear, itemized proposal.

In many cases, yes. We design and build to meet Windsor-Essex secondary suite requirements, handling the permitting and code compliance for you.

In most cases, yes, especially if you’re adding plumbing, a bedroom, or a separate suite. We handle the entire permitting process for you.

Timelines depend on scope, but most full basement finishes take a few weeks to a couple of months from permit approval to completion.

What Sets Us Apart

The Santarossa Difference for Your Basement Project

01

One Team, Start to Finish

From your first site visit to the final walkthrough, the same team manages your entire renovation.

02

Local Permitting Expertise

Thirty years of Windsor-Essex permitting experience means your renovation moves through approvals faster.

03

One Clear Quote

You get one clear, itemized proposal instead of piecing together quotes from multiple trades.

04

A Space That's Really Yours

Whether it's a rec room, income suite, or home gym, we finish your basement around how you'll actually use it.

Reviews

What Our Clients Say