Ferro Alloys
Alloying materials for ferrous foundry and steel production.
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Ferrous foundry & steel raw materials · North America
Miller and CompanyLeadership in foundry
and steel raw materials
A century-old supplier serving ferrous foundry and steel industries across North America — rooted in a longstanding tradition of service, quality, and integrity.
Foundry
Alloying materials and supplies for foundry operations.
Steel
Raw materials for the North American steel industry.
Tech Talk
Metallurgy, casting analysis and molten metal treatment.
Locations
Corporate office in Rosemont. Plants in Seneca and Mulga.
Materials & expertise
Industry-leading solutions.
MILCO® Carbon
Carbon products for foundry melting and metallurgical applications.
Explore carbon productsTechnical expertise
Casting defect analysis, general metallurgy and molten metal treatment.
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Foundry knowledge.
Shared with you.
Casting defect analysis, general metallurgy, and molten metal treatment — technical publications of particular interest to foundry operations.
Our heritage
A century of service,
quality and integrity.
Miller and Company LLC has supplied the ferrous foundry and steel industries of North America for generations — a premier supplier built on service, quality, and integrity.
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