#1 St Joachim Roofing Contractor

GAF Master Elite Roofing Contractor Certification Badge
Three Best Rated Badge 2023
Google My Business Review Badge
Better Business Bureau A+ Accreditation Badge
Top Choice Roofing Company in Windsor
SAWDAC Accreditation Badge

The Top Roofing and Siding Contractor in St. Joachim Ontario

Gauthier Roofing and Siding

266 County Rd 42, Windsor,
ON N8N 2L9, Canada

Phone: 519-727-6622


We are located approximately 7 miles East of Windsor Airport, or 1 mile East of Manning Road (aka County Road 19). We service the Greater Windsor area.

Gauthier Roofing and Siding is the Preferred Contractor Serving St. Joachim and Area for Over 50 Years

When you make the decision to upgrade the exterior of your home or Residence located in St. Joachim Ontario there is no better contractor to call then Gauthier Roofing and Siding. Since our beginning in 1968 we have had the pleasure of helping over 35,000 clients with their Exterior Home Improvement projects. Regardless of  whether you need your roof replaced, you’re considering vinyl siding installed as new cladding for your home, maybe you’re looking to upgrade your exterior windows and doors, potentially enhance your home through the  the installation of a skylight… or…. protect your home from excess moisture with a new eavestrough or gutter system –  Gauthier Roofing and Siding is the contractor to call for residents of St. Joachim.

As a homeowner you want to feel proud of the home you own and live in. But not only do you want it to look beautiful, you want to ensure it protects you against the weather and elements we as Canadians face on an annual basis. Over more than five decades serving our clients in St. Joachim and the greater Windsor area, we quickly recognized the need for a company who could do it all when it comes to enhancing and improving the outside or exterior of your home. Where you can call ONE company and receive the highest levels of quality and craftsmanship for all your exterior Home Improvement projects.

A question you might be thinking is – “How can you do everything so well?” … I’m glad you asked.. What makes us different is unlike many roofing, siding or other exterior service contractors in St. Joachim who hire mostly unskilled labourers… we employ highly skilled expert tradesmen who specialize in one particular trade. This means when one of our roof technicians or installers is replacing your roof that is the trade they specialize in, and are certified in. When one of our siding experts is installing beautiful vinyl siding to your home, that is their specific area of expertise. This very fact is is one of the key elements which has allowed us to develop such a strong reputation through all of St. Joachim in the surrounding area…

… but maybe you’re wondering what does this mean to you the homeowner?

it means when you decide to hire Gauthier Roofing and Siding as your contractor for your St. Joachim exterior home project… regardless of what the project may be…. roofing, siding, Windows, doors, skylights, or eavestroughs… You can be 100% assured the finished product will be completed with an unparalleled level of craftsmanship which is second to none…

…And this is what gives our clientele in St. Joachim ON such confidence to not only consider us as their exterior Improvement contractor of choice, but to refer us to friends, family and acquaintances which we consider the greatest honor.

Wondering if Gauthier Roofing and Siding is the Contractor to Call for Your Next St. Joachim Exterior Home Improvement Project? Below You Will Find a Detailed Breakdown of How We Help Our Clients.


Residential Roofing services

Your roof is the primary shield or protector for your home and is a vital part of your family’s safety and security. At Gauthier Roofing and Siding we are a company in St. Joachim who specialize in residential asphalt roofing installation.  All of our technicians go through additional in-house training, and are also certified by a number of the leading shingle manufacturers through North America to install their roofing products. This benefits YOU the client because it means at Gauthier Roofing and Siding, we can  provide our St. Joachim ON residents with enhanced warranty coverage. This is a level of coverage that covers a far greater scope of work and and a longer time period than what is offered by many other roof repair and roof replacement contractors in St. Joachim ON. 

Visit our residential roofing services page to learn more and request a complimentary no obligation estimate for the replacement of your homes existing roof.

Complete Exterior

Exterior vinyl siding installation services

Adding high-quality vinyl siding to the exterior of your home is one of the most popular ways to upgrade the appearance, maximize curb appeal, and increase the value of your home. At Gauthier Roofing and SIding we work with only the highest quality vinyl siding manufacturers, and with over 70 different colors to choose from, we are sure to have the perfect colour for your home. Our vinyl siding technicians and installers are experts at expediting the installation process, while at the same time working with you the homeowner to ensure you are in love with the finished product. On all our vinyl siding projects we offer soffit and fascia, with additional options such as shutters, louvers and more. You can even compliment it with seamless eavestroughing. To learn more about our vinyl siding services please visit our vinyl siding installation services page.  However, if you’re unsure about how your home would look following the installation of vinyl siding,  we invite you to use our virtual home remodeler tool to get an exact representation.

Exterior Window Replacement and Installation

Exterior window replacement and installation services

beautiful windows can dramatically change the look and feel of a home both inside and out. add Gauthier Roofing and Siding we’ve been working with St. Joachim residents, helping them with their new window replacement and installation projects.  Every one of our skilled window installation technicians “Window Wise” certified installers. this means they have been trained and tested and have met the requirements the whole desertification in this rigorous National window installation training program.  regardless of what you require for your new exterior window replacement project, we offer a large and varied selection of different window shapes and sizes, meaning we  can help you make the perfect  window choice. If you would like to learn more about our St. Joachim window installation services, please visit our exterior window installation page.

Exterior Doors

Exterior door installation services

Are you looking for the perfect door to compliment the outside of your St. Joachim home?  Regardless of whether you’re looking for a main entrance Door which promises the perfect balance between elegance, performance, and security… Or … Maybe you’re looking to replace a storm door, patio door, or sliding door –  At Gauthier Roofing and Siding we have the perfect door for your project.

Our custom door installation services are widely considered as first choice in all of St. Joachim and the surrounding area.

If you would like to learn more about having one (or more) of your exterior doors replaced in your St. Joachim home, visit our custom exterior door installation page.


Skylight installation services

Being known throughout St. Joachim and the greater Windsor area as experts in custom Roofing and exterior home Improvement projects, skylights have become a widely popular upgrade because of the many benefits they can add to any home. At Gauthier Roofing and Siding we are factory certified by Velux to install their high-quality Skylight and sun tunnel products. Maybe you’re considering replacing your homes roof in St. Joachim and there can be no question that a skylight can be an absolutely excellent addition to improve the ambience and feel within the home.

If you are considering whether a skylight or sun tunnel is right for you, then we invite you to view our skylight and sun tunnel installation services page.


Eavestrough installation services

Eavestroughing or gutters are an extremely important and often-overlooked factor when it comes to the beauty, appearance and of course the protection of your home. At Gauthier Roofing and Siding we install only the highest-quality, and durable eavestroughs and gutter systems. These systems come with the best, strongest, and most protective warranty in the industry and the area. We also offer additional upgrade such as eavestrough covers or gutter guards which are accompanied by guarantee that you will never have to clean your eavestroughs are gutters for 40 years. If you would like to learn more about these services, please visit our eavestrough and gutter installation services page.


Why St. Joachim Ontario Homeowners Trust Gauthier Roofing and Siding as Their exterior Home Services Contractor of Choice.

It’s important that when you hire an exterior Home Improvement Contractor, you choose a company who you can have absolute trust and confidence they will produce a finished project which not only meets your expectations, but exceeds them.  We consistently hear from our clients that choosing Gauthier Roofing and Siding was easy because of our reviews, ratings, testimonials and numerous Awards for customer service and quality.

We’ve been presented with the prestigious “Company of the Year Award” by the Windsor Chamber of Commerce. We’ve also been selected as the “Best Roofing Contractor in Windsor” by “Three Best Rated”, we have won two Better Business Bureau “Business Integrity Finalist Awards”, and we maintain the greatest number and are the highest rated exterior home improvement contractor in all of St. Joachim ON, Windsor ON and Essex County. If you would like to see more of our awards, you can review them on our awards and honors page.

Choose Quality and Craftsmanship First When You Hire Gauthier Roofing and Siding as Your Contractor for Your Next Exterior Home Improvement Project in St. Joachim Ontario! See A Summary of The Services We Offer to The St. Joachim Area Below.

  • Roof Replacement and Installation Services
  • Residential Vinyl Siding Installation
  • Exterior Window Replacement Services
  • Exterior Door Replacement Services
  • Skylight and Sun Tunnel Installation Services
  • Eavestrough Replacement and Installation Services

When you are considering improving or upgrading the exterior of your home Gauthier Roofing and Siding is the first call you should make. From start to finish we focus on making every project for our clients in St. Joachim Ontario a seamless and stress-free process where they are left thrilled with the finished product. Request a complimentary no-obligation estimate from Gauthier Roofing and Siding today – The leading residential door, window, roofing and siding company in St. Joachim Ontario.

Image of St. Joachim Ontario Deerbrook Marina

St. Joachim ON

Areas Gauthier Roofing and Siding Provides Service To...

Want To Learn More About
Gauthier Roofing and Siding?

Browse a gallery of our completed projects.

This award is from the BBB of “Western Ontario”, one of several awards we have been privileged to receive over the years. Click below to see more.

“The workers were very efficient & thorough. Management follow-up was unexpected but appreciated. Please feel free to offer my home and name as a reference to future clients. Thanks again.”
Click to Read More

Not all contractors are alike and you’re going to live with the decision you make for many years, so take the time now to do your research. Click below for tips to help select the right contractor.

The Services We Offer Our Clients At Gauthier Roofing and Siding...

We offer a wide variety of shingle styles and colours to suit any home. Our experienced team knows exactly what’s involved in a “superior roofing system”.
Read More


Let us breathe new life into your home and transform it into a wonderful expression of your individual tastes. You will be delighted with our selection.
Read More


Our energy efficient replacement windows come in an array of styles, sizes, shapes and colours, along with Low E glass, argon gas and Super Spacer technology.
Read More


Our steel and fiberglass insulated door systems provide a perfect blend of performance, security and elegance. We’re sure to have something for you.
Read More


Let the light in! We can replace an existing skylight or install one in a new location. Not enough room for a skylight? A Sun Tunnel may be the option for you.
Read More


We offer custom made seamless aluminum eavestroughing in an array of colours. We use heavy-duty, screw-type aluminum hangers and offer optional gutter guards.
Read More


How to Choose a Contractor

Learn the most important steps to take when choosing a contractor to work on your home.
Click here to learn more

Gauthier Roofing and Siding Google My Business Button
Contact Details



266 County Rd 42 Windsor, Ontario, Canada N8N 2L9

Google Rating
Based on 232 reviews