AK Steel History & Heritage
Our heritage of innovation spans more than 119 years, beginning in 1899 when the company’s predecessor, ARMCO, was incorporated in Middletown, Ohio. Over the past century, we have been a leader of innovation in the steel industry, provided jobs to hundreds of thousands of people and given back to our communities where our employees work and live.
Here is a glimpse of Key Milestones and Leadership in Carbon, Stainless and Electrical Steels. We proudly continue to provide steel solutions for customers today and for the future.