Beautiful home with windows and doors

Premium Window & Door Solutions in the GTA

Enhance your home's beauty, security, and energy efficiency with expert installations from our certified professionals.

Licensed & Insured
Free Estimates

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Why Choose Lion Windows and Doors

We're committed to excellence in every project, delivering quality craftsmanship and exceptional customer service.

15+ Years Experience

Trust our seasoned professionals with extensive industry knowledge.

10-Year Warranty

Comprehensive protection on all our installations and repairs.

Energy Efficient

High-performance products that reduce energy costs year-round.

Our Services

Comprehensive window and door solutions for residential and commercial properties.

Casement Windows

Casement Windows

Reliable casement window installation and repair services

  • Energy-efficient design
  • Enhanced ventilation
  • Customizable options
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Closet Doors

Closet Doors

Custom closet door solutions for better organization

  • Maximize space utilization
  • Enhance room aesthetics
  • Smooth operation
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Exterior Doors

Exterior Doors

Secure and stylish exterior door installation

  • Enhanced security features
  • Weather-resistant materials
  • Custom designs available
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Glass Replacement

Glass Replacement

Professional glass replacement and repair services

  • Quick and efficient service
  • High-quality materials
  • Custom sizing available
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Patio Doors

Patio Doors

Smooth and stylish patio door installation and repair

  • Effortless operation
  • Enhanced outdoor views
  • Durable materials
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Weatherstripping & Sealing

Weatherstripping & Sealing

Energy-efficient weatherstripping and sealing solutions

  • Reduce energy costs
  • Enhance indoor comfort
  • Draft prevention
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About Lion Windows and Doors

Founded in 2008, Lion Windows and Doors has been proudly serving the Greater Toronto Area with exceptional window and door solutions. Our mission is simple: to provide superior products, expert installation, and outstanding customer service.

We understand that your windows and doors are more than just functional elements - they're integral to your home's comfort, security, and aesthetic appeal. That's why we go above and beyond to ensure every project meets our exacting standards.

Licensed & Insured

Full coverage for your peace of mind

Local Experts

Serving the GTA for over 15 years

Quality Materials

Premium products from trusted manufacturers

Satisfaction Guarantee

We stand behind our work

Lion Windows and Doors team

Our Service Areas

We proudly serve York Region and surrounding areas with premium window and door services.

York Region

Aurora
East Gwillimbury
Georgina
King City
Markham
Newmarket
Richmond Hill
Vaughan
Whitchurch-Stouffville

Barrie & Surrounding Areas

Barrie
Innisfil
Oro-Medonte
Orillia
Midland
Wasaga Beach
Collingwood
Alliston
Bradford

Before & After

Drag the slider to see the transformation.

Before
After

What Our Clients Say

Hear from our satisfied customers about their experience with our windows and door services.

"Lion Windows and Doors replaced all the windows in our home and did an exceptional job. Their team was professional, efficient, and left our home spotless. The new windows look fantastic and have already made a noticeable difference in our energy bills. Highly recommend!"

JM

John Morrison

Richmond Hill, ON

"We needed a new front door and couldn't be happier with Lion Windows and Doors's service. From the initial consultation to the installation, everything was done with utmost professionalism. The installer took great care with our home and the finished result is beautiful. Thank you!"

SC

Sarah Chen

Markham, ON

"When our basement entrance needed emergency window and door repair after a storm, Lion Windows and Doors responded quickly and professionally. They fixed the issue and even advised us on improving the surrounding drainage to prevent future problems. Great service at a fair price."

RP

Robert Patel

Toronto, ON

"We recently had Lion Windows and Doors install new patio doors and couldn't be more pleased with the results. Their attention to detail and craftsmanship are exceptional. The installers were courteous, clean, and completed the job on schedule. Our new doors look fantastic!"

LT

Lisa Thompson

Vaughan, ON

"As a contractor, I've worked with many window and door companies, and Lion Windows and Doors stands out for their quality and reliability. They've been my go-to for client projects for years. Their products are excellent, pricing is competitive, and they always meet deadlines. Highly recommended!"

MW

Michael Wilson

Newmarket, ON

"We had Lion Windows and Doors replace all the windows in our century home, and they did an amazing job matching the historical style while providing modern energy efficiency. Their expertise with heritage properties was invaluable, and the results exceeded our expectations."

AL

Amanda Lee

Aurora, ON