Spiral Stairs, Circular Stairs, and Straight Stairs Since 1895

Duvinage is the oldest and most trusted manufacturer of custom spiral stairs and circular stairs in the United States. Our superior design, precise engineering and careful construction have enabled us to supply staircases to the most prestigious addresses in America, including the White House and the National Gallery of Art.

Duvinage supplies spiral, circular and straight staircases, ornamental railing and even steel ladders. We offer staircase kits which are both affordable and easy to install. These stair kits can be utilized as interior stairs, attic stairs, or would be a great addition to your outdoor deck.

Duvinage is a leading manufacturer of alternating tread stairs for industrial and commercial buildings.


Architectural Sunshades

Duvinage Architectural Sunshades make an attractive addition to any new or existing building, reducing the environmental footprint and integral in achieving LEED Certification.


World-class Stairs

World-class Stair: Museo Botero, Bogota, Columbia

Museo Botero,
Bogota, Columbia

World-class Stair: Smithsonian American Art Museum, Washington, DC

Smithsonian American Art Museum,
Washington, DC

World-class Stair: Busboys and Poets Restaurant, Washington, DC

Busboys and Poets Restaurant,
Washington, DC

World-class Stair: The Clara Barton Condominium, Washington, DC

The Clara Barton Condominium,
Washington, DC

World-class Stair: Kauri Tree Trunk Stairs, New Zealand

Kauri Tree Trunk Stairs,
New Zealand

World-class Stair: Tree Sculpture Railing, Tampa, FL

Tree Sculpture Railing,
Tampa, FL

World-class Stair: Metal Spiral, Siena, Italy

Metal Spiral,
Siena, Italy

World-class Stair: Storage Stairs, Antwerp, Belgium

Storage Stairs,
Antwerp, Belgium

World-class Stair: Hanging Spiral Stairs, Rotterdamn, Netherlands

Hanging Spiral Stairs,
Rotterdamn, Netherlands

World-class Stair: Bookshelf Staircase, London

Bookshelf Staircase,
London

World-class Stair: Private Residence, Stockholm

Private Residence,
Stockholm

World-class Stair: Longchamp Store, New York City

Longchamp Store,
New York City

World-class Stair: Longchamp Store, New York City

Longchamp Store,
New York City

World-class Stair: Staircase Drawers, Australia

Staircase Drawers,
Australia

World-class Stair: Staircase Slide, Indianapolis, IN

Staircase Slide,
Indianapolis, IN

World-class Stair: Bent Wood Furniture Factory, Bystrice, Czech Republic

Bent Wood Furniture Factory,
Bystrice, Czech Republic

World-class Stair: Newseum, Washington, DC

Newseum,
Washington, DC

World-class Stair: Newseum, Washington, DC

Newseum,
Washington, DC

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What’s New

Download the 2010 Duvinage Catalog
Introducing our New Line of Wooden Spiral Stairs
Duvinage Alternating Tread Stairs
Standard and custom alternating tread stairs.
Duvinage Architectural Sunshades
Attractive, "green" additions to any new or existing building.
Duvinage on HGTV's "Planet Green"
Duvinage Memphis (165) model was featured on HGTV in a "green" home that is recognized as a modern architectural achievement.
Duvinage on ABC's "Extreme Makeover Home Edition"
A Duvinage spiral staircase was showcased on ABC's Extreme Makeover Home Edition for the Girls Hope House of Baltimore.

Duvinage Stairs

Spiral Stairs

Why go straight when you can use a spiral staircase and save space!

Circular Stairs

Dynamic and architecturally significant, Duvinage has the circular staircase for your application!

Straight Stairs

Uniquely structured with intricate rail designs; make this classical solution dynamic!

Stair Kits

Fast, easy and economical, with a broad range of designs and applications!