We design and fabricate every type of metal stair

Duvinage has been manufacturing custom metal stairs since 1895. We are the only American company capable of engineering and fabricating every type of metal stair: spiral, circular and monumental, egress, and alternating tread stairs to your custom specifications. We also offer ornamental railing, steel ladders, and spiral staircase kits.


We build to the industry’s highest specifications

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. Contact us or find a rep to find out more.



World-class Stairs

World-class Stair: Javits Center, New York, NY

Javits Center,
New York, NY

World-class Stair: Stone on Steel, Exterior, Residence

Stone on Steel,
Exterior, Residence

World-class Stair: EDITION Hotel by Marriott, New York, NY

EDITION Hotel by Marriott,
New York, NY

World-class Stair: Oak and Stainless Steel, Interior, Residence

Oak and Stainless Steel,
Interior, Residence

World-class Stair: The Venetian, Las Vegas, NV

The Venetian,
Las Vegas, NV

World-class Stair: Aluminum Treads and Balusters, Exterior, Industrial

Aluminum Treads and Balusters,
Exterior, Industrial

World-class Stair: Phoenix Convention Center, Phoenix, AZ

Phoenix Convention Center,
Phoenix, AZ

World-class Stair: Diamond Plate Steel Tread, Exterior, Industrial

Diamond Plate Steel Tread,
Exterior, Industrial

We achieve complex design solutions through centuries of expertise and dedication

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Fully customizable | For all applications

Spiral Stairs

Stunning spiral staircases make a statement while saving space!

Circular Stairs

Dynamic and architecturally significant monumental staircases.

Straight Stairs

Uniquely structured straight stairs with intricate rail designs are timeless.

Spiral Staircase Kits

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