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  • North Star Manufacturing Website Contacts
    (519) 637-7899
    40684 Talbot Line, St Thomas, ON N5P 3T2

    Whether you are replacing your old windows or building a new home, windows are an important investment. But when you purchase North Star products you’ll only need to make that investment once. We’re so confident in our windows and doors that we back them with a transferable, limited lifetime warran…

  • Kielstra Siding & Windows Website
    (519) 631-1012
    43320 Southdale Line, St Thomas, ON N5R 6G1

    Kielstra Siding & Windows, a family-owned and operated business in St. Thomas and Elgin County, offers professional installation of quality siding, eavestrough, windows, and doors. They serve both new builds and renovations, providing reliable service for residential and commercial clients seeking …

  • A1 Unique Installations Website
    (519) 631-8183
    16 Barrie Blvd, Unit 5, St Thomas, ON N5P 4B9

    A1 Unique Installations, established in 1979, specializes in window and door installation, offering certified Window Wise™ services across St Thomas, London, and surrounding areas. With over 45 years of experience, they provide energy-efficient, Canadian-made products at competitive prices, emphasi…