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Arinna

Develops compact, high-efficiency power generation and energy-management systems to solve spacecraft and orbital infrastructure power challenges.

Deep Tech
Space Power
Total Raised
$4M
Last Valuation
$20M
Headquarters
San Francisco, CA

Overview

Arinna develops power generation and energy-management systems aimed at solving 'the space power problem' for spacecraft and orbital infrastructure. The company positions its technology to address constrained mass, volume and reliability requirements unique to space environments, targeting satellite operators, spacecraft OEMs and emerging orbital platforms. Arinna closed a $4M seed round on March 25, 2026. The funding will support technology development and early commercialization efforts as the company pursues customers in the commercial and institutional space sectors.

Funding History

1 round · Mar 2026
$4M
Total Raised
1
Valuation: $20M
Cumulative: $4M

Arinna raises $4M seed round to solve the space power problem

Investors not disclosed
Source

Frequently Asked Questions

How much has Arinna raised in total?
Arinna has raised a total of $4M across 1 funding round.
Who are Arinna's investors?
Arinna's investors include Undisclosed.
What does Arinna do?
Arinna develops power generation and energy-management systems aimed at solving 'the space power problem' for spacecraft and orbital infrastructure. The company positions its technology to address constrained mass, volume and reliability requirements unique to space environments, targeting satellite operators, spacecraft OEMs and emerging orbital platforms. Arinna closed a $4M seed round on March 25, 2026. The funding will support technology development and early commercialization efforts as the company pursues customers in the commercial and institutional space sectors.
Where is Arinna headquartered?
Arinna is headquartered in San Francisco, CA.