Arinna
Space power systems startup backed by recent 2026 funding. See Arinna's latest round details, investors, and how they're powering orbital infrastructure.
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
Arinna raises $4M seed round to solve the space power problem
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 Spacecadet Ventures, Anorak Ventures, Breakthrough Energy Foundation.
- 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.
Investors
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