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Stephen P. Zelnak: Profile, Experience & Investments | Startup Intros

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STEPHEN P. ZELNAK

Chairman at Martin Marietta Materials

Updated: Apr 2, 2026 ·

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Role: Chairman
Company: Martin Marietta Materials
Status: Active
Type: Investor

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Experience

ChairmanCurrent

Martin Marietta Materials

Present - Present

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Who is Stephen P. Zelnak?

Stephen P. Zelnak is Chairman at Martin Marietta Materials.