ArcelorMittal Dofasco G.P.

Flat Steel Manufacturer

ArcelorMittal Dofasco G.P.

About us

ArcelorMittal Dofasco plays a key role in North America’s advanced manufacturing supply chain working with the top automotive, energy, packaging and construction brands to develop lighter, stronger and more sustainable products – from cans to cars.

Founded in 1912, we are Hamilton’s largest private sector employer with approximately 5,000 employees shipping 4.5 million net tons of high quality flat carbon steel annually. Around the world, the ArcelorMittal Group employs 240,000 employees in 60 countries and looks to flagship sites like ArcelorMittal Dofasco to develop new technology and products that are fundamentally transforming tomorrow.

ArcelorMittal Dofasco’s iconic motto Our Product is Steel. Our Strength is People.® is a true expression of our belief that people are the company’s competitive advantage. Underpinning this are our values of Quality, Sustainability and Leadership – brought to life by generations of employees who have come to work for more than 100 years creating world class products, processes and services.

Corporate responsibility is paramount to our operations and our commitment spans four pillars: investing in people, enriching our community, making steel sustainable and transparent governance. Combined, our company and employees invest approximately $2 million annually in education, arts and culture; health and social services; the environment as well as sports and recreation, while our Team Orange volunteers work with local charities, organize fundraising events, donate blood, and log thousands of volunteer hours each year.

In addition to Dofasco, ArcelorMittal‘s Canadian operations include extensive iron ore mines as well as long and tubular steelmaking facilities.


1330 Burlington Street E,
P.O. Box 2460,
Hamilton, ON L8N 3J5


905 548 7200


Tony Valeri,
Vice President, Corporate Communications