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Antares

About Antares

A nuclear energy startup focused on innovative energy solutions, specializing in the design and manufacture of modular, transportable reactors for strategic energy applications on Earth and in space.

Business Information
Target Customers
government military commercial enterprises
Industry Categories
Climate & Energy Deep Tech Government & Military
Business Model
Revenue Model B2B sales
Pricing Strategy Project-based pricing
Sales Channels direct sales, partnerships with defense contractors
Funding Timeline
Round Date Amount Investors
Series B Dec 02, 2025 $96.0M Shine Capital, Digital Health Venture Partners, Caffeinated Capital +2 more
Founders
J
Jordan Bramble

Co-founder & CEO

Investors
C
Caffeinated Capital

Venture Capital

F
FiftyThree Stations

Venture Capital

I
Industrious

Corporate

S
Shine Capital

Venture Capital

Recent Mentions
TradedVC
Traded: Venture Capital @TradedVC
Dec 02, 2025

Antares, a Torrance, CA-based nuclear energy startup led by CEO Jordan Bramble, raised $96M in Series B funding, bringing its total funding to over $130M. The round, led by Shine Capital with participation from Alt Capital, Caffeinated, FiftyThree Stations, Industrious, and https://t.co/UQDM30OnyV

startupraises
StartupRaises @startupraises
Dec 03, 2025

📣 Antares secures $96M Series B Date: December 03, 2025 What they do: Building compact nuclear microreactors for energy. HQ: Los Angeles, United States Sector: #Energy #Defense #Space #Manufacturing Stage: Series B 🔗 https://t.co/140vmdqYuQ

spappasa
Παππάς Α. Σπυρίδων @spappasa
Dec 03, 2025

#Commercial #Space #Satelites Antares raises $96 million for nuclear reactors on Earth and in space https://t.co/KGbXS0tRLr Nuclear power startup Antares announced a $96 million Series B round Dec. 2 to fund work on developing small nuclear reactors, including for space applic…

AviationWeek
Aviation Week @AviationWeek
Dec 05, 2025

#Antares has raised a $96 million Series B funding round to develop, build and test micro nuclear reactors, including for use on U.S. Army bases and @NASA lunar bases. 🌕 Read more: https://t.co/XM8lqfYg3P #NASA