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§ Founder & Investor Profile

Mark Millett

ActiveFounder Investor

Updated:Apr 2, 2026

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Quick Facts

Role: Co-Founder, President and Chief Executive Officer
Company: Steel Dynamics
Status: Active
Type: Founder, Investor

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Experience

Co-Founder, President and Chief Executive OfficerFounderCurrent

Present - Present

Frequently Asked Questions

Who is Mark Millett?

Mark Millett is Co-Founder, President and Chief Executive Officer at Steel Dynamics.

What companies has Mark Millett founded?

Mark Millett co-founded Steel Dynamics.