People

Meet Our Team.

Dennis Paustenbach

PHD, DABT, CIH

President & Chief Scientist

David Brew

PHD

Senior Toxicologist

Jonathan Heywood

MPH

Senior Toxicologist

Careen Khachatoorian

PHD

Toxicologist

Grayson Abele

BS

Toxicologist

Maia Hilsabeck​

PHD

Toxicologist

Crystal Hua

PHD

Toxicologist                                  

Michael Stevens

BS

Associate Toxicologist / Biomedical Engineer

Blake Deckard

BS

Biomedical Engineer

Blake Langenbach

MSPH

Associate Industrial Hygienist

Sydney Litvin

BS

Assistant Health Scientist 

Sarah Smallets

MPH

Associate Health Scientist

Katelyn Brew

Information Professional