BUY Spiral Staircases KIts in MI Northern Stair Company Pontiac MI v6

Easy to Assemble Spiral Staircases Kits for Interior or Exterior!

Interior Upper Loft – Metal Spiral Staircase Kit

Exterior Patio Deck – Metal Spiral Staircase Kit

Spiral Stair Kits that You can Assemble in 2 to 3 Hours!

Save Time, Space & Money with our Easy to Install Spiral Staircase Kits…



Easy Installation Spiral Stair Kit
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Ready to Assemble Spiral Stairs!

There’s no doubt about it, a spiral staircase adds a very inviting, eye catching and striking appeal to any interior or exterior space whether is tucked off in the corner or front and center. They’re great for small spaces and a practical alternative to traditional staircases.

Especially popular are the exterior patio/deck metal spiral stair models as these staircases are economical, space efficient and easiest to install from a kit. Need something more customized?

We also offer custom “made-to-order” fully assembled wooden or steel spiral staircases with on-site installation available as well. Our metal spiral staircases are used in a wide range of industrial, commercial and residential home applications.

Widest Selection of Spiral Stair Models to Fit Your Budget


 We Ship “Knocked-Down” Spiral Stair Kits
Pre-Tested & Ready to Assemble
Hand Crafted in the U.S.A.


We offer a wide variety of “ready-to-assemble” complete Spiral Stair Model Kits that have everything you need to install the perfect spiral stair model for your home, patio, pool deck or upper loft. All our spiral stair kits start with the basic standard kit and go up to as elaborate as you want. Available custom add-on options allow you to enhance the features of your staircase to make it just the way you like.

As designers, manufacturers and installation experts of custom curved staircases for over 30 years, Northern Staircase Company offers one of the widest selections of metal, aluminum or custom order wooden spiral stairs along with stair parts, handrails, treads and of course color and finish options. That means your staircase can be built to your exact specifications or just select one of our ready to assemble standard spiral stair kits and add the options you want.

We also offer expert on-site installation if needed. but our spiral kits make assembly so self explanatory that even first-time installers are able to completely install one of our spiral stairs in about 2-3 hours!

Click to View Spiral Staircase Models

Our Spiral Staircase Kit Benefits & Advantages!

  • Easy to Assemble

  • Comes as Complete Kit

  • No Special Skills Needed

  • Cheaper than Full Stairs

  • For Interior or Exterior

  • Fast Installation Time

  • No Welding Required

  • Offers a Glamorous Look

  • Takes up Less Space

  • Link Multiple Floor Levels

  • Metal or Aluminum

  • All Parts Included

  • Unique Model Designs

  • Decorative Accessories

  • Adds Value to Home

Spiral Stairs Kits

Our spiral stair kits are completely pre-assembled at the factory, then “knock-downed” for easy shipment and on-site assembly. This process reduces installation time to mere hours, while maintaining the high quality you demand.

Staircase Metal Panels

Our metal panels create the beautiful look of continuous welded railing without the mess and expense of on-site fabrication. Our metal panels are built to your measurements and employ a special on-site adjustment method.

Powder Coat Finish

We offer many finish and color options for you metal spiral staicase and will help you choose a finish option that works best with your panel, baluster, or stair model selection. Click here to view color and finish options.

Customize it and Make it your Own!

For decades Northern Staircase Company has worked closely with architects, builders and demanding homeowners, so we understand their high expectations and what makes a truly great staircase design and the perfect installation. On a budget and a tight schedule? We offer ready-made, ready-to-ship, ready-to-assemble complete “knock-down” metal or aluminum spiral stair kits along with a wide selection of design styles, colors, metal finishes and accessory parts. Our standard spiral stair kit provides everything you need to install your spiral staircase and that includes all the fasteners and easy-to-follow step-by-step instructions. You can make it as simple or ornate as you like. Available options like tread material, handrails, blausters, panels and caps allow you to get creative and design it to your individual taste!

Enjoy the confidence of knowing your staircase has been tested and pre-assembled minimizing field assembly time and assures a quality product. The central post, step treads and curved handrail system can be bolted together to form a complete spiral stair unit within 2-3 hours.

Whether you’re renovating or doing new-construction and have questions or need more information about a specific stair product, contact Northern Staircase at 248.338.7846 and let our knowledgeable stair experts help you select the perfect spiral stair style for your home or business and keep it within your budget.

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Spiral Staircase Parts Options


 Customize your Color, Finish, Handrail, Treads and more to your own style, taste and decor!

 Decorative Accessories will make your Spiral Staircase really stand out. (click here)

Northern Staircase Company, Inc. offers Custom Designed Curved, Spiral, Circular and Straight Staircases for Residential-Commercial Buildings. Metal, Iron & Aluminum Spiral Stairs, Architectural Design Staircases for Architects, Home Builders and Homeowners in the following Southeastern Michigan Cities, Townships and Metro Detroit Areas:

Ann Arbor, Beverly Hills, Birmingham, Bloomfield Hills, Bloomfield Township, Brighton, Charlevoix, Clarkston, Clinton Township, Commerce Township, Fenton, Flushing, Franklin, Grand Blanc, Grand Rapids, Grosse Pointe, Grosse Pointe Farms, Grosse Pointe Park, Grosse Pointe Shores, Grosse Pointe Woods, Harrison Township, Hartland, Highland, Lake Orion, Linden, Macomb Township, Metamora, Midland, Milford, Northville, Novi, Oakland Township, Orion Township, Oxford, Petoskey, Plymouth, Pontiac, Rochester, Rochester Hills, Romeo, Royal Oak, Shelby Township, South Lyon, Sterling Heights, Traverse City, Troy, Utica, Walled Lake, Washington, Waterford, West Bloomfield

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