WINDOWS

Window & Skylight Installation

Fully Licensed and Insured

Free Estimates

Senior and Veteran Discounts

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Replacement Windows & Skylights

Innovations in design, construction, and function have made many existing windows obsolete! If your residential or commercial property is more than a few years old, it's time to upgrade with new units from MGS Construction.


We install all styles of high-quality windows from makers like Harvey, Simonton, and Andersen, which all come with great manufacturer warranties. We back up our labor with our own one-to-five-year warranty, too.



Call for details or to request a free estimate. We'll get back to you on the same business day and provide your estimate within one to three days.

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Fill out this short form and a MGS Construction representative will call you back on the same business day.   

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on window installations

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(603) 237-1011

(603) 237-1011

Crew arrived on time, with supplies and went to work. Process was explained by Rick the foreman and I was very happy with my project of window installation, fan added to bathroom, and roof replaced. Quality work at a reasonable price. Highly recommend you check these folks out.

- Charlie K.

Refer a friend and upon a signed contract for a complete vinyl siding project or complete new roof whole home project, MGS will give you money back, up to $100 per referral!

Learn More About MGS Construction

Located in Salem, NH. Serving all of NH, MA, and Southern ME. MGS Construction specializes in new roofs, siding, windows, and decks. Fully licensed and insured. Senior and veteran discounts. 28 years of experience. Call for a consultation.

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