(605) 321-0987 nijacinc@gmail.com

NIJAC Roofing And Insulation Serves The Midwest and Continental United States


Based out of Sioux Falls, South Dakota, NIJAC Roofing and Insulation is a leading industry provider of specialized insulation and roofing services. We serve homeowners as well as commercial and industrial companies in the Midwest and Continental US. Our trained experts can provide you with effective solutions for roofing and insulation with thorough knowledge and high-quality workmanship. When you need effective insulation services, silo repairs or maintenance, we can help you find the solution that suits your needs. Call today and our experienced and professional contractors will provide you with an inspection and estimate.

Our in-depth services include:

Grain Silo Coating and Repair

Grain Silo Coating & repair

We protect your investment with specialized elastomeric coating for grain silos, to seal leaks and cracks. This coating lasts much longer than traditional coatings and is applied by our licensed staff. We install elastomeric roofing systems that are designed to work effectively for grain silos and grain elevators. Our roofing systems provide a flexible weather barrier and sturdy, long term superior roof repair and coating.

concrete silo roof repair

Concrete Roof Silo Restoration

NIJAC is highly trained and has many years of experience in all aspects of concrete roof silo repair and restoration. Our proven track record and knowledge of proper repair have given us a name that is well known in grain elevator roof repair. Our team of experts can evaluate your silo, bin, or grain elevator and provide you with a comprehensive plan to properly restore your grain silo.

Metal Roof Restoration

Metal Roof Restoration

Metal roof restoration not only extends the lifespan of your metal roof, but also inhibits further deterioration. Our metal roof coatings are long-lasting and highly energy efficient, providing you with long term energy savings. We provide premier service for the following:

  • Spray Poly Urethane Roof Foam
  • Roof Coating
  • Metal Roof Restoration
  • Roof Maintenance
  • Flat Roof Services
  • Roof Repair Services
  • Grain Silo Roofing Services
spray foam insulation

Spray Foam Insulation

Spray foam is highly effective in reducing heat and cooling expenditures. It is a premium insulator with long-term energy benefits.

  • Residential Spray Foam Insulation Services – homes, garages, sheds
  • Commercial Spray Foam Insulation Services – barns, silos, roofing, outbuildings, and pump rooms, offices and businesses
Blown Insulation Services Sioux Falls

blown Insulation Services

At NIJAC, we have decades of experience in properly insulating roofs and walls for commercial, business and homes. Insulation projects are designed to meet specific needs. With our blown insulation services, ranging from hybrid insulation to batt insulation, you can count on us.

We service nationwide for your grain elevator roofing and insulation needs.

  • Alabama
  • Arizona
  • Arkansas
  • California
  • Colorado
  • Connecticut
  • Delaware
  • Florida
  • Georgia
  • Idaho
  • Illinois
  • Indiana
  • Iowa
  • Kansas
  • Kentucky
  • Louisiana
  • Maine
  • Maryland
  • Massachusetts
  • Michigan
  • Minnesota
  • Mississippi
  • Missouri
  • Montana
  • Nebraska
  • Nevada
  • New Hampshire
  • New Jersey
  • New Mexico
  • New York
  • North Carolina
  • North Dakota
  • Ohio
  • Oklahoma
  • Oregon
  • Pennsylvania
  • Rhode Island
  • South Carolina
  • South Dakota
  • Tennessee
  • Texas
  • Utah
  • Vermont
  • Virginia
  • Washington
  • West Virginia
  • Wisconsin
  • Wyoming
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Spray Polyurethane Foam Alliance Member Logo
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