Premium Exterior Maintenance. London's Trusted Exterior Pros.

Q: Are you fully insured?

Yes. We carry $2M general liability insurance and are fully WSIB compliant on every job. This protects both you and our team — and means you cannot be held liable if a worker is injured on your property.

Q: What areas do you serve?

We serve London, St. Thomas, Strathroy, and Dorchester, Ontario. Contact us to confirm service availability for your specific address.

Q: Do you provide free quotes?

Yes. All quotes are completely free with no obligation. We provide a detailed breakdown of costs before any work begins and respond to quote requests the same day.

Serving London, St. Thomas, and Strathroy. Fully Insured & WSIB Compliant.

$2M Insurance

WSIB Compliant

20% Less Than Franchises

Get Your Free Quote

No obligation • Response within 24 hours

Your info is 100% secure

How It Works

Request Quote

Fill out our quick form or call us directly for a free estimate

We Arrive On Time

Our insured team shows up exactly when scheduled

Job Complete

We don't leave until you're 100% satisfied

Residential Housing

Premium care for your home and property

Deck Restoration

Power washing, sanding, and staining to like-new condition.

Hardscape Optimization

Interlock leveling and polymeric sand installation to fix uneven driveways.

Gutter Maintenance

Debris removal and flow testing to prevent water damage.

Commercial Contract Work

Multi-Unit Properties

Maintenance for condos, apartments, and townhouse complexes.

Retail & Offices

Pristine storefronts and walkways to welcome your customers.

Fleet & Equipment

Professional power washing for commercial vehicles and heavy machinery.

GET A COMMERCIAL QUOTE

Why Choose Us?

The smarter choice for exterior care

Lower PricesNo Franchise Fees

Unlike big franchises, we are 100% independent. We don't pay corporate royalties, so we pass those savings—approximately 20%—directly to you.

Fully Insured & CompliantSafety First

We carry $10 Million in Liability Insurance and are fully WSIB compliant. All the safety of a big firm—without the inflated cost.

The "Job-Complete" Guarantee100% Satisfaction

"We do not leave the site until you are 100% satisfied." Your complete satisfaction is our only measure of success.

Our Work

See the transformation for yourself

Before

After

Deck Restoration

Before

After

Patio Leveling

Before

After

Sidewalk Power Wash

Before

After

Siding Cleaning

View Full Gallery

What Our Clients Say

Real feedback from satisfied homeowners across the region

"They showed up right on time and didn't leave until I was completely satisfied. My deck looks brand new! Highly recommend Core Exteriors."

Sarah M. London, ON

"Professional, punctual, and way more affordable than the franchise I was quoted by. The 'Job-Complete' guarantee is real—they truly care about quality."

Michael R. St. Thomas, ON

"Our patio was uneven and dangerous. Core Exteriors fixed it perfectly and saved us hundreds compared to other quotes. Fully insured too!"

Jennifer L. Strathroy, ON

"They arrived exactly when they said they would. No excuses, no delays. The window cleaning was spotless. Will definitely hire again!"

David K. Dorchester, ON

Frequently Asked Questions

Are you fully insured?

Yes! We carry $10 Million in Liability Insurance and are fully WSIB compliant. This protects both you and our team.

How much cheaper are you than franchises?

On average, our prices are about 20% lower than major franchises. We have lower overhead since we don't pay franchise fees.

What areas do you serve?

We serve London, St. Thomas, Strathroy, and Dorchester. Contact us to confirm service in your specific area.

How long does a typical job take?

It depends on the service and property size. Most deck restorations take 1-2 days. Window cleaning and gutter maintenance are typically same-day services.

What is your "Job-Complete" guarantee?

We do not leave the job site until you are 100% satisfied with our work. If something isn't right, we fix it on the spot.

Do you provide free quotes?

Yes! All quotes are completely free with no obligation. We'll provide a detailed breakdown of costs before any work begins.