Headshot of ARPA-E Program Director Dr. Johan Enslin
Dr. Johan Enslin
Program Director

Dr. Johan H. Enslin currently serves as a Program Director at the Advanced Research Projects Agency-Energy (ARPA-E). His focus at ARPA-E is on future electrical power system technology and operations.

Headshot of ARPA-E Lead Grants Management Specialist Jennifer Fleming
Jennifer Fleming
Lead Grants Management Specialist

Jennifer Fleming currently serves as a Lead Grants Management Specialist at the Advanced Research Projects Agency – Energy (ARPA-E). Fleming performs full lifecycle administration of financial assistance awards. Prior to joining ARPA-E, Fleming served as a Financial Assistance Officer for the National Park Service – Northeast Region.

Headshot of ARPA-E Program Director Dr. Simon Freeman
Dr. Simon Freeman
Program Director

Dr. Simon Freeman serves as a Program Director at the Advanced Research Projects Agency-Energy (ARPA‑E). His focus at ARPA-E is on maritime energy and environmental sensing technologies.

Headshot of ARPA-E Program Director Dr. Mario Garcia-Sanz
Dr. Mario Garcia-Sanz
Program Director

Dr. Mario Garcia-Sanz currently serves as a Program Director at the Advanced Research Projects Agency-Energy (ARPA-E). His focus at ARPA-E includes advanced control engineering, wind energy systems, renewable and conventional power generation, electrical distribution systems, smart grid technologies, and water treatment plants and networks. 

Headshot of ARPA-E Fellow Dr. Elise Goldfine
Dr. Elise Goldfine
Fellow

Dr. Elise Goldfine currently serves as an ARPA-E Fellow. At ARPA-E, her technical interests include energy storage, the hydrogen economy, and decarbonization of industrial processes.

Headshot of ARPA-E Deputy Chief Counsel Geoff Goode
Geoff Goode
Deputy Chief Counsel

Geoff Goode is the Deputy Chief Counsel in the Office of the Chief Counsel at ARPA-E. Before joining ARPA-E, Mr. Goode was in private practice at a DC-area law firm where he focused on environmental law in the regulatory and litigation contexts.

Headshot of ARPA-E Fellow Dr. Julia Greenwald
Dr. Julia Greenwald
Fellow

Dr. Julia Greenwald currently serves as an ARPA-E Fellow. Her interests include developing circular supply chains, novel mining and mineral processing technologies, and new helium production methods.

Headshot of ARPA-E Lead Grants Management Specialist Kelly Harper
Kelly Harper
Lead Grants Management Specialist

Kelly Harper currently serves as a Lead Grants Management Specialist at the Advanced Research Projects Agency - Energy (ARPA-E) where she performs full life cycle administration of cooperative agreements as well as other financial assistance and acquisition awards.

Headshot of ARPA-E Lead Grants Management Specialist Jessica Highland
Jessica Highland
Lead Grants Management Specialist

Jessica Highland currently serves a Lead Grant Management Specialist at ARPA-E where she contributes to the oversight and management of the agency’s grants and cooperative agreements.

Headshot of ARPA-E Program Director Dr. William Horak
Dr. William Horak
Program Director

Dr. William Horak currently serves as a Program Director at the Advanced Research Projects Agency-Energy (ARPA-E). His focus at ARPA-E includes advanced thermal systems, nuclear energy, and combined heat and power.