NASDAQ : FISN

Deep Fission, Inc. — Company profile

Energy · Uranium · United States

Last price 3.04 USD (Oct 29, 2026, 4:00 PM EDT) · Market cap 179.07M

Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports

Company profile

Deep Fission, Inc. develops and deploys small modular nuclear reactors placed deep underground to generate electricity. The company provides small modular nuclear reactors designed for underground installation at a depth of one mile, offering carbon-free energy and capacity solutions. It delivers scalable reactor configurations for onsite power needs or flexible offtake agreements in wholesale power markets, manages the licensing process with regulatory authorities, and supports strategic development for decarbonization and reliability goals. The company also provides advisory and partnership services for deployment and operation of its reactor technology, using artificial intelligence to streamline operations. Deep Fission serves utilities, data centers, heavy industry, the military, government, and large cities. The company was founded in 2023 and is based in Berkeley, California.

Details

NameDeep Fission, Inc.
SectorIndustrials
IndustrySpecialty Industrial Machinery
Employees51
Founded2023
Ipo Date2026-06-18
CeoElizabeth Muller
CountryUnited States
ExchangeNASDAQ
Fiscal YearJanuary - December
Reporting CurrencyUSD
Ipo Price16.00
IsinUS2439271006
Cusip243927100
Cik1918102
Sic4911

Key executives

NameTitle
Elizabeth A. MullerCo-Founder, Chief Executive Officer, President and Chairman
Dr. Richard A. Muller Ph.D.Co-Founder and Chief Technology Officer
Michael Allen BraselChief Operating Officer
William A. SchmitzChief Financial Officer
Jen StakichInvestor Relations Manager
Jonathan H. Gordon J.D.General Counsel and Secretary
Chloe FraderVice President of Communications
Stacy Tarver PattersonChief Marketing Officer
ShawnTrell ScalesChief People Officer
Mark Wayne PeresChief Nuclear Officer

Contact

Address2001 Addison Street, Suite 300, Berkeley, California 94704, United States
Phone(707) 400-0778
Websitehttps://deepfission.com