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Dennis Paustenbach

PHD, DABT, CIH

President & Chief Scientist

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David Brew

PHD

Senior Toxicologist

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Jonathan Heywood

Jonathan Heywood

MPH

Senior Toxicologist

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Careen Khachatoorian

PHD

Toxicologist

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Grayson Abele

Grayson Abele

BS

Toxicologist

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Maia Hilsabeck​

PHD

Toxicologist

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Crystal Hua

PHD

Toxicologist                                  

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Michael Stevens

BS

Associate Toxicologist / Biomedical Engineer

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Blake Deckard

BS

Biomedical Engineer

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Blake Langenbach

Blake Langenbach

MSPH

Associate Industrial Hygienist

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Sydney Litvin

Sydney Litvin

BS

Assistant Health Scientist 

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Sarah Smallets

Sarah Smallets

MPH

Associate Health Scientist

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Katelyn Brew

Information Professional

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