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DNS Exterior Inc.

DNS Exterior Inc.

Superb! based on 100+ data points.
The CLAD Siding Rating Index (CSRI) is an impartial score of the best siding contractors in a city.

About DNS Exterior Inc.

DNS Exterior Inc. is a full-service Lockport, IL contractor with over 20 years of experience and certified, factory-trained installers. Dedicated to providing the highest quality craftsmanship, this team ensures the proper installation of their products every time. Whether you need a new roofing system tailored to your specific requirements or want to enhance your home’s aesthetic appeal with top-class siding, DNS can make it happen. Its products not only add incredible visual value but also prevent heat loss and protect against environmental elements. The company features a wide range of gutter options as well, and they are available in different colors to complement your siding, soffit, and fascia. Additionally, you can choose from its window and door selection to find the perfect match to your taste and budget. DNS Exterior holds an A+ grade from the Better Business Bureau. It serves residential and commercial clients throughout Chicagoland.

Siding Services

  • Installation
  • Repair
  • Metal
  • Vinyl
  • Wood
  • Engineered Wood
  • Fiber Cement


top 10 ranked siding in joliet 2022


122 E 9th St, Lockport, IL, 60441
(815) 293-6311
DNS Exterior Inc. has a superb rating compared to all siding companies nationwide. To see the best siding installers in Joliet, IL, click HERE.
  • In 2022, DNS Exterior Inc. was voted as a top 10 siding contractor in Joliet, IL.
DNS Exterior Inc. offers installation, repair, metal, vinyl, wood, engineered wood and fiber cement siding services.
To get an immediate quote, Click HERE or text “MOVE” to (512) 877-8520.
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