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Leadership

Dennis Farley

President & CEO

Paul Brzozowski, PE

Managing Director

Business Development Lead

Timothy Negley

Managing Director

Data Analytics & Visualization Services Lead

Philip Spadaro, LG

Vice President & Principal Scientist

Contaminated Sediments Market Lead

Ginger Clarke

Managing Director

Finance & Human Resources Lead

Michael Bock, PhD

Managing Director

Environmental Forensics Services Lead

Jason Dittman, PhD

Managing Director

Engineering and Remedial Services Lead

Staff

Jennifer Benthin

Senior Scientist

Director of Research

Bei Chu, PhD

Project Scientist

Alice England, PhD

Senior Scientist

Sabine Grupp

Staff Geologist

Katie Jentzsch

Editing Program Coordinator

Erin O'Connell

Project Scientist

Health & Safety Administrator

Nicole Semenza

Researcher / Litigation Assistant

Lydia Boczon

Operations Coordinator

Jamie Combes

Principal Scientist

Data Integrity and Quality Management Lead

Kevin Etter

Staff Scientist

Chris Gussman

Senior Scientist

Jennifer Jones

Senior Scientist

Rebeca O'Dell

Staff Scientist

Danita Sigur

Director of Information Technology and Systems

Lauren Brown

Senior Scientist

Jill DeMars

Senior Scientist

Jennifer Fredenburg

Senior Designer

Kathryn Ives

Project Scientist

GIS Lead

Jon Metrione

Senior Scientist

Director of Investigations

Nicholas Rose

Principal Scientist

Miriam Tuzzio

Project Scientist

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