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Established in 1907

Koenig Iron Works

Structural Steel Fabrication, Stairs & Railings, and Miscellaneous Iron Work

Welcome to Koenig Iron Works

We are the leaders in quality steel construction in the New York metropolitan area, specializing in structural steel fabrication, stairs and railings, and miscellaneous iron works.

Structural Steel

Our commitment to quality is enhanced by our highest of standards in safety, engineering, project management, fabrication and technology.

Stairs & Railings

All the stairs and railings manufactured by Koenig Iron Works have an inevitable appeal and unique appearance.

Miscellaneous Metals

Koenig Iron Works has long been an industry leader in innovative design jobs and other specialty work. We are involved with many theatrical clients, fulfilling their customization needs.

Some of Our Recent Projects

The Octagon



Fabrication Management & Technology

A major component to our success resides with our highly experienced fabrication management team. We streamline every project for the most expeditious, cost-saving means and methods.

To meet our customers’ needs, we employ a full staff of design/cost experts and craftsmen. Our skilled personnel allow us to offer our clients detailed advice and cost-cutting measures necessary to meet any project budget.

Take a peek inside Koenig

Check out the Koenig Galleries

View some of our latest Structural Steel, Staircases & Railings and more.

Hire us for your next Steel Construction Project

With a state-of-the-art production facility and fully integrated computerized fabrication capability, Koenig Iron Works delivers projects on time and on budget.