Pro Listing

LM Exteriors

Window Installers in St. Catharines, Ontario
Ranked #12 in St. Catharines | Grade C+
4.70 (107 reviews)

LM Exteriors

LM Exteriors provides residential window replacement services in the Niagara region from its St. Catharines, Ontario location. The team focuses on clear quoting, product education, and coordinated installation.

LM Exteriors business photo 1 - Windows in St. Catharines
LM Exteriors business photo 2 - Windows in St. Catharines
LM Exteriors business photo 3 - Windows in St. Catharines
LM Exteriors business photo 4 - Windows in St. Catharines
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Why Homeowners Choose This Business

Homeowners mention clear communication, informative demos, and crews that follow through from quote to install. The process typically includes an on-site assessment, product recommendations, and a written estimate before scheduling installation Local experience that helps homeowners across St. Catharines, Ontario compare a more region-aware provider.

Service Area

Primary service in St. Catharines, Ontario with projects across nearby Niagara communities.

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Listing details

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  • Verified listing details
  • Service information
  • Customer review signals
  • Photo gallery
  • Public contact information
  • Published local profile

How This Business Compares

A quick local comparison based on review strength, business detail, and local service fit.
  • Shows strong customer satisfaction signals based on review quality and volume.

Services Covered

  Renovation Services
  Roofing Contractor
  Supplier
  Installations
  Window Replacement
  Vinyl Windows
  Energy Efficient Windows
  Casement windows
  Double Hung Windows
  Sliding Windows
  Bay and bow windows
  Window Installation
  Replacement Window Quotes
  Residential Windows
  Window Trim And Finishing
  Window Supplier

Window supply and installation for residential projects, including consultations, measurements, quoting, and installation of replacement vinyl windows and related finishing.

Reviews

Customer Reviews

Laura Anderson
Peter Lalonde came to give us a quote and was very professional and knowledgeable. He answered all my questions and didn’t rush me. I will write a follow up review if/ when we purchase these windows.
Trudy DeJong
Amanda came and gave us a quote for several windows . She was very professional there was a very informative demonstration and the product seems to be exceptionally high quality. Price was also very reasonable. We would highly recommend ch…
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Amanda came and gave us a quote for several windows . She was very professional there was a very informative demonstration and the product seems to be exceptionally high quality. Price was also very reasonable. We would highly recommend checking them out .
Melissa Smith
LM was quick to come and give us a quote. Very professional and experienced. Explained the whole process and what to expect. Great quality windows and professional services. Very happy we chose LM for our project.
Cory
Great experience from sales to installation. Amanda put all our concerns to rest and we are very happy we trusted her with front of our home. Thanks LM!!!!!!
Kristen Pizycki
Bob S was awesome to deal with. He listened to what we needed and then gave great input to make it even better (ideas we didn’t even think of). He really knows his stuff and the team who installed with LMExteriors were exceptional. Great wi…
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Bob S was awesome to deal with. He listened to what we needed and then gave great input to make it even better (ideas we didn’t even think of). He really knows his stuff and the team who installed with LMExteriors were exceptional. Great windows for a great price. Highly recommend!

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Special Offers

Free Estimate

This business may offer free estimates for some services.

Frequently Asked Questions

They handle residential replacement of common window styles, including vinyl options. During a consultation, they review sizes, configurations, and trim details to match your home’s needs.

A representative visits your home, discusses goals, takes measurements, and reviews product options. You’ll receive a written quote outlining recommended windows and expected scope before you decide.

Timing depends on the number of openings, access, and product lead times. During the quote, they provide a rough timeline from order to installation day and coordinate scheduling with you.

Yes, removal of existing units and jobsite cleanup are typically part of replacement projects. Any special disposal requirements can be discussed during the consultation.

Consultations include demonstrations and comparisons to help you balance performance, style, and cost. The team can present several options so you can select what fits your budget.
 Verified Listing

Opening Hours

  • Monday 8:00 AM – 4:00 PM
  • Tuesday 8:00 AM – 4:00 PM
  • Wednesday 8:00 AM – 4:00 PM
  • Thursday 8:00 AM – 4:00 PM
  • Friday 8:00 AM – 4:00 PM
  • Saturday Closed
  • Sunday Closed

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Business Details

Business Rating
4.70 (107 reviews) Pro Listing
Address
113, 115 Cushman Rd #5, St. Catharines, ON L2M 6S9, Canada, St. Catharines, ON L2M 6S9
Business Type
Window Installation Service
Website
http://lmexteriors.ca/
City Page
Window Installers in St. Catharines, Ontario

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