Our Showroom is now open Mon-Fri 7:30 am to 5:00 pm and by appointment

Your Trusted Window and Door Experts Since 1977

We work with the top manufacturers in the industry including Andersen, Velux, Thermatru and many more! 

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windows

Windows

black doors

Doors

skylights

Skylights

hardware

Hardware

commercial products

Commercial Products

Window and Door Installations in South Portland, Maine

We offer a wide selection of high quality residential doors, windows and skylights, commercial hollow metal doors and frames, architectural hardware, and millwork.

Visit Our South Portland Maine Showroom

Let our knowledgeable sales staff assist with all of your door and window needs.

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andersen
brosco
emtek
therma tru

What Our Clients are Saying

  • I have been working with Loranger Door and Window since 1994 on very large to very small projects. No matter the size, the products and services were delivered promptly and professionally. There are other options out there but non that offer a better value.


    Luke Lockwood, President Eider Investments, Inc.

  • I have been working with Loranger Door and Window for over 15 years. Their knowledge of the products and their commitment to customer service is second to none. Their company shares our commitment of providing excellent customer service and they are truly a business partner not just a vendor...Read More


    Travis Blake, CR. Owner Southern Maine Remodeling, Inc. Southern Maine Skylight, Inc.

  • I am the owner of Russ Doucette Custom Home Builders. We have been using Loranger Door and Window for windows, exterior doors, door hardware, etc., for 30+ years. The fact that I have stayed with Loranger for three decades is a clear indication of what an upstanding company they are. Loranger’s attention to detail is consistently second to none... Read More


    -Russ Doucette Custom Home Builders

Loranger Door and Window

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