Deep Fission Inc.

About Deep Fission Inc.

Deep Fission is pioneering a new approach to nuclear energy by placing scalable 15 MWe small modular reactors (SMRs) one mile underground. Their mission is to deliver carbon-free, reliable, and affordable electricity by leveraging natural geological containment to reduce costs, timelines, and deployment footprints.

Products & Services

Small Modular Reactors (SMRs):15 MWe reactors placed one mile underground in 30-inch boreholes, scalable up to 1.5 GWe, using proven pressurized water reactor (PWR) technology and standard LEU fuel. Designed for industrial sites, data centers, remote grids, and commercial hubs with reduced construction costs and faster deployment.

Specialties

Small Modular Reactors (SMRs) Underground Reactor Deployment Pressurized Water Reactor (PWR) Technology Scalable Energy Solutions

Funding History

Debug: View Raw Funding Data

#	Type	Amount Fields	Date Fields	Investors
1	RT: Private Placement and Reverse Merger T: - FT: Private Placement and Reverse Merger	A: 30000000 MR: - FA: 30M FAN: 30000000	D: 2025-09-08 FD: 2025-09-08	6 investors
2	RT: Pre-Seed T: - FT: Pre-Seed	A: 4000000 MR: - FA: $4 million FAN: 4000000	D: 2024-08-22 FD: 2024-08-22	1 investors

Private Placement and Reverse Merger Latest

2025-09-08

$30.0M

6 investors (Pro only)

Pre-Seed 2024-08-22

$4.0M

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Growth Metrics

+45%

Employee Growth

YoY

3.2x

Funding Growth

Last Round

12

Markets

Operating

10K+

Customers

Active

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Mock Up

Team & Leadership

L

Liz Muller

Co-Founder & CEO

R

Rich Muller

Co-Founder & CTO

S

Stuart Lacey

Chief AI Officer

M

Mark Pérès

VP of Engineering

R

Rani Franovich

VP of Regulatory Affairs

M

Michael Brasel

VP of Nuclear Programs

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Recent News

Deep Fission Inc. Announces New Product Launch

2 days ago

Company unveils innovative solution to transform the industry, expanding market reach and capabilities...

Leadership Team Expands with Industry Veteran

1 week ago

New executive brings 20+ years of experience to accelerate growth and strategic initiatives...

Company Recognized as Industry Leader

2 weeks ago

Receives prestigious award for innovation and customer satisfaction in competitive market...

Key Competitors

C1

Competitor Alpha

Series B · $50M raised

C2

Competitor Beta

Series C · $120M raised

C3

Competitor Gamma

Series A · $25M raised

C4

Competitor Delta

Seed · $10M raised