Colorado's Trusted Choice for Siding, Windows, Doors, and More

With over 25 years of experience, JA Construction delivers exceptional residential and commercial solutions in siding, windows & doors, decks & pergolas, and basement finishes combining expertise with a commitment to quality.

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At JA Construction, we proudly serve both commercial and residential clients across the entire state of Colorado.

Whether you're in the city of Denver, the scenic mountains of Aspen, or the wide-open spaces of the Eastern Plains, our team is ready to bring top-quality construction services to your doorstep.

Siding

JA Construction offers expert siding installation, using high-quality materials to protect and enhance the exterior of your home or building with a durable, stylish finish.

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Windows & Doors

JA Construction specializes in installing premium windows and doors that improve energy efficiency, security, and aesthetic appeal for both residential and commercial properties.

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Decks & Pergolas

JA Construction designs and builds custom decks and pergolas, creating beautiful and functional outdoor spaces tailored to your lifestyle and needs.

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Basement Finishes

JA Construction expertly finishes basements, turning underutilized spaces into comfortable, customized living areas that enhance your home's functionality and value.

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Denver Construction FAQ

  • Do you offer Warranty?

    Yes, products and material come with a manufacturer’s warranty that covers defects and performance issues. We also provide a workmanship warranty to ensure your installation meets the highest standards

  • What is the process for replacing old windows?

    The process involves removing the old windows, preparing the openings, installing the new windows, and ensuring a proper seal. We handle all aspects of the installation to ensure a smooth and efficient replacement.

  • How long does it take to build a new deck?

    The construction time for a new deck varies depending on its size and complexity. On average, a deck can be built in about 4 to 6 weeks. We’ll give you a more accurate timeline after assessing your project.

  • Can you help with designing the layout and selecting materials for my basement?

    Yes, we offer comprehensive design services to help you plan the layout and choose materials that fit your style and budget. Our design team will guide you through the process to create a basement that meets your needs.

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