SERVICING ALL OF YORK REGION
FOR OVER 40 YEARS

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Windows
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100%
Canadian made
products

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Doors
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In Business
Since 1976

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About Us

Quality Window and Door Installation in Richmond Hill and Nearby in Ontario

Choose of a variety of beautiful, efficient replacement windows and doors for your home

Why Choose Us?

  • Over 40 years of experience
  • A+ BBB Rating
  • 100% Canadian made products
  • Installation warranties

Are you interested in upgrading your home's windows and doors? Do you want better appearance, function, and energy efficiency? Keldan LTD are the local replacement window and door experts in Greater York Region, and we can help you improve your home!

We've been installing high quality windows and doors since 1976, and we know what it takes to give your home the right solution. We work with 100% Canadian made products, ensuring that you get the highest quality windows and doors for your home.

If you want to improve your home's windows and doors, call us today at 1-905-895-1882 or contact us online! We offer free estimates on all our work in Richmond Hill, Markham, Barrie and the nearby areas.


Our Window & Door Replacement Services

Vinyl replacement windows

Our easy care, energy-efficient replacement vinyl windows never need to be painted, stained or refinished.

Patio door replacement

Choose from our wide range of patio door styles, including traditional French doors and gliding or sliding glass doors.

Replacement wood windows

Our products offer all the beauty and warmth of traditional wood windows with exceptional energy efficiency.

Exterior door replacement

We offer replacement doors that can improve your home's comfort, energy efficiency and curb appeal.


Company Hours:

  • Monday 9:00 - 5:00
  • Tuesday 9:00 - 5:00
  • Wednesday 9:00 - 5:00
  • Thursday 9:00 - 5:00
  • Friday 9:00 - 5:00

Call Keldan LTD today for quality windows and doors

If you're ready to install replacement windows or doors in your home, call the local experts at Keldan LTD. With a complete line of materials and styles, we will help you find the perfect solution for your needs and provide an expert installation.

Call us today at 1-905-895-1882 or contact us online to get started with a free estimate! We proudly serve in Richmond Hill, Markham, Barrie, Newmarket, Aurora, Thornhill, Woodbridge, Unionville, Maple, Vaughan and throughout the surrounding areas.

Affiliations

  • East Gwillimbury Chamber of Commerce
    East Gwillimbury Chamber of Commerce
  • Entryguard Doors
    Entryguard Doors
  • Everlast
    Everlast
  • Sunrise Windows
    Sunrise Windows
  • Velux Certified Skylight Installer
    Velux Certified Skylight Installer
  • Vinylbilt Windows & Doors
    Vinylbilt Windows & Doors
  • Vinylguard Window & Door Systems
    Vinylguard Window & Door Systems
  • Windspec Inc.
    Windspec Inc.
See All Affiliates

Serving ON including the Greater Richmond Hill area
Cities in Province of Ontario
Alliston
Aurora
Baldwin
Barrie
Beeton
Belle Ewart
Bond Head
Bradford
Cannington
Cedar Valley
Churchill
Claremont
Concord
Cookstown
East Gwillimbury
Egbert
Elmvale
Gilford
Goodwood
Greenbank
Hillsdale
Holland Landing
Innisfil
Jacksons Point
Keswick
King
King City
Kleinburg
Leaskdale
Lefroy
Loretto
Maple
Markham
Midhurst
Minesing
Mount Albert
New Tecumseth
Newmarket
Nobleton
Oro
Oro Station
Oro-Medonte
Pefferlaw
Phelpston
Pickering
Queensville
Richmond Hill
River Drive Park
Roches Point
Sandford
Schomberg
Seagrave
Sharon
Stouffville
Sunderland
Sutton West
Thornhill
Thornton
Tiny
Tottenham
Udora
Unionville
Uxbridge
Vaughan
Willow Beach
Woodbridge
Zephyr

Cities in Province of Ontario
Beeton
Belle Ewart
Bond Head
Bradford
Cedar Valley
Churchill
Cookstown
East Gwillimbury
Gilford
Goodwood
Holland Landing
Kettleby
King City
Lake Wilcox
Leaskdale
Lefroy
Loretto
Mount Albert
Nobleton
Oak Ridges
Queensville
Sandford
Schomberg
Sharon
Stroud
Tottenham
Udora
Uxbridge

Our Locations:

Keldan LTD
17915 Leslie St Unit 17 & 18
Newmarket, ON L3Y 3E3
1-289-201-5707
Click for the BBB Business Review of this Windows & Doors - Installation & Service in Newmarket ON
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