You are here
HEI Staff
Directory of HEI staff. Click on a person's name for contact information.

Daniel S. Greenbaum
President

Robert O’Keefe
Vice President
Ellen K. Mantus
Director of Science

Donna J. Vorhees
Director of Energy Research

Annemoon M. van Erp
Deputy Director of Science

Thomas J. Champoux
Director of Science Communications

Jacqueline C. Rutledge
Director of Finance and Administration

Jason Desmond
Deputy Director of Finance and Administration

Emily Alden
Corporate Secretary

Palak Balyan
Consulting Staff Scientist

Hanna Boogaard
Consulting Principal Scientist
Sofia Chang-DePuy
Digital Communications Manager
Aaron J. Cohen
Consulting Principal Scientist

Dan Crouse
Senior Scientist

Robert M. Davidson
Staff Accountant

Philip J. DeMarco
Compliance Manager

Kristin C. Eckles
Senior Editorial Manager

Elise G. Elliott
Staff Scientist

Hope Green
Editorial Project Manager
Joanna Keel
Research Assistant

Yi Lu
Staff Scientist

Lissa McBurney
Senior Science Administrator

Janet McGovern
Executive Assistant

Martha Ondras
Research Fellow

Pallavi Pant
Senior Scientist

Allison P. Patton
Senior Scientist

Quoc Pham
Science Administrative Assistant

Anna Rosofsky
Senior Scientist

Robert Shavers
Operations Manager

Eva Tanner
Staff Scientist