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Downers Grove

Exterior Designers Inc., owned by John Gallagher, has been providing siding, roofing, windows and doors for the Downers Grove area for over 25 years. We’ve provided residential services for hundreds of satisfied customers! For over a decade we’ve maintained our A+ rating from the Better Business Bureau, and we have been the recipient of several awards.



Exterior Designers Inc. offers all types of residential roofing for the Downers Grove area, but specializes in providing a variety of asphalt shingles. In addition to being the water shed for the entire structure, a roof can also give a home a face lift by enhancing its appearance. A high-quality roof installed properly can also help a home to be more energy efficient.

When considering a new roof for your home in Downers Grove, you should take into consideration the entire roof system. The shingle is only part of the total decision. Flashingventilation, and deck condition are among the most important aspects that are often overlooked. In addition to style, color, and type of shingles, there are a variety of weights and warranties that lend to the final decision.

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Exterior Designers Inc. specializes in all types of maintenance-free exterior residential siding for Downers Grove. Vinyl, steel, cedar and fiber-cement siding are all popular varieties of siding. We are one of only a few James Hardie Associate Contractor, selected & trained to provide you with the best quality & craftsmanship.

Many of the siding products provided by Exterior Designers, Inc. come with great warranties — giving your Downers Grove home a new look and providing you with peace of mind.

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For the Downers Grove area, we specialize in Marvin and Pella wood windows, however we can provide most wood window products. Pella Designer series windows offer unique exclusive options with a triple glazed unit along with shades and mini blinds in-between the glass.

Vinyl windows have dominated the residential retro-fit market because they are custom made and tilt in for easy cleaning. As such, they do not necessitate all the extra work that wood windows require.

We also offer a wide variety of entrance and patio doors to give your home that special touch! A new entry door can entirely change the look and feel of your home, while the right patio door can be virtually maintenance free.

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