Photo of ARPA-E Acting Director & Deputy Director for Technology Dr. Jennifer Gerbi
Dr. Jennifer Gerbi
Acting Director & Deputy Director for Technology

Dr. Jennifer Gerbi, Deputy Director for Technology at the Advanced Research Projects Agency-Energy (ARPA-E), is currently serving as Acting Director. Dr. Gerbi leads the Agency’s development, launch, and execution of high-risk, high-reward energy R&D programs. Previously as a Program Director at the Agency, her programmatic focus at ARPA-E included improving the energy efficiency and management of buildings via advanced sensing systems and storage, novel insulating materials for windows, and renewable energy generation via photovoltaics.

ARPA-E Deputy Director for Operations Shane Kosinski
Shane Kosinski
Deputy Director for Operations

Shane Kosinski is the Deputy Director for Operations for the Advanced Research Projects Agency-Energy (ARPA-E), responsible for oversight and operations of the mission of ARPA-E as well as all ARPA-E programs.

Photo of ARPA-E Associate Director for Technology and Program Director Isik Kizilyalli
Dr. Isik C. Kizilyalli
Associate Director for Technology & Program Director

Dr. Isik C. Kizilyalli currently serves as the Associate Director for Technology at the Advanced Research Projects Agency – Energy (ARPA-E). In this role, Dr. Kizilyalli supports the Deputy Director for Technology in oversight of all technology issues relating to ARPA-E’s programs as well as assisting with program development, Program Director and Fellow recruitment, and coordinating project management across the Agency.

ARPA-E Associate Director for Technology-to-Market James Zahler
Dr. James Zahler
Associate Director for Technology-to-Market

Dr. James Zahler currently serves as the Associate Director for Technology-to-Market at the Advanced Research Projects Agency-Energy (ARPA-E) where he is responsible for oversight of all Technology-to-Market activities. 

Dr. Patrick McGrath
Dr. Patrick McGrath
Special Government Employee

Dr. Patrick McGrath currently serves as the Chief Scientific Advisor at the Advanced Research Projects Agency-Energy (ARPA-E), providing strategic support and guidance in program formation and technology transition.

Headshot of ARPA-E Special Assistant Natalie Tham
Natalie Tham
Special Assistant

Natalie Tham currently serves as Special Assistant at the Advanced Research Projects Agency-Energy (ARPA-E) in the Department of Energy. Prior to joining ARPA-E she led a data & analytics operation in Florida, providing analysis of voting trends and survey response data to drive statewide strategy. Prior to that she led data & analytics teams for statewide voter contact operations in Nevada, Pennsylvania, and Illinois.

Dr. Madhav Acharya
Dr. Madhav Acharya
Technology-to-Market Advisor

Dr. Madhav Acharya currently serves as a Technology-to-Market Advisor at the Department of Energy’s Advanced Research Projects Agency – Energy (ARPA-E), where he helps prepare innovative energy technologies for transition from the lab to the market. His focus at ARPA-E includes conversion of renewable energy into carbon neutral liquid fuels, low carbon cements and direct methane conversion to hydrogen and carbon.

Headshot of ARPA-E Program Director Dr. David Babson
Dr. David Babson
Program Director

Dr. David Babson currently serves as a Program Director at the Advanced Research Projects Agency-Energy (ARPA‑E). His focus at ARPA-E includes bioenergy, agricultural systems innovation, and carbon management.

ARPA-E Contracting Officer Mary Barnes
Mary Barnes
Contracting Officer

Mary Barnes currently serves as a Contracting Officer at the Advanced Research Projects Agency – Energy (ARPA-E). As a Contracting Officer, Barnes is responsible for awarding and administering financial assistance awards and contracts in accordance with federal laws and regulations. Prior to ARPA-E, Barnes served as a Contracting Officer at the U.S. Department of Energy’s Office of Headquarters Procurement Services. 

ARPA-E Chief Counsel William Bierbower
William Bierbower
Chief Counsel

William Bierbower is ARPA-E’s Chief Counsel. Before joining ARPA-E, Bierbower served as Chief Counsel at NASA’s Marshall Space Flight Center in Huntsville, Alabama. Bierbower also served as Lead Counsel for NASA’s Directorates for Exploration Systems and Science Missions at NASA Headquarters in Washington, D.C., and as senior attorney at the Goddard Space Flight Center in Greenbelt, Maryland.