For general questions regarding the Bioenergy Technologies Office, please use the contact information below.

U.S. Department of Energy – Bioenergy Technologies Office
General Contact Information
Phone: 202-586-5188
Email: Bioenergy Technologies Office
1000 Independence Avenue, SW, EE-3B, 5H-021
Washington, DC, 20585

Please note: Due to mail screening procedures for federal agencies, your letter may take up to 6 weeks to reach the Bioenergy Technologies Office.

Media Inquiries

For media inquiries please email the EERE communications team at

BETO Staff


Valerie Sarisky-Reed, Director
John Cabaniss, Deputy Director
Jay Fitzgerald, Chief Scientist
Reyhaneh Shenassa, Chief Engineer

Kevin Craig, Program Manager, Conversion Technologies
Jay Fitzgerald, Program Manager Data, Modeling, and Analysis
Nichole Fitzgerald, Program Manager, Advanced Algal Systems and Feedstocks Technologies
Jim Spaeth, Program Manager, Systems Development and Integration


John Cabaniss, Operations Supervisor
Neil Matthews, Operations Manager
Natalie Roberts, Budget
Linda Malloy, Administrative

Strategic Communications

Sheila Dillard, Communications Lead

Advanced Algal Systems

Dan Fishman – Acting Team Lead
Devinn Lambert
Christy Sterner

Feedstock Supply and Logistics

Mark Elless – Acting Team Lead
Liz Burrows
Chenlin Li

Conversion Technologies

Gayle Bentley
Sonia Hammache
Beau Hoffman
Ian Rowe
Trevor Smith

Systems Development and Integration

Josh Messner
Mark Shmorhun
Marykate O'Brien

Data, Modeling, and Analysis

Zia Haq, Senior Lead Analyst
Andrea Bailey