United States · 
Who invested in Ciroos?
Ciroos's investors include Energy Impact Partners.
United States · Seed startup
Who invested in Ciroos
Funding summaryUpdated 26 Oct 2026
$21Mraised across 1 round since 2025, from 1 source
- Latest round
- Seed, $21MJun 2025
- Investors
- 1
The rounds
- Jun 2025
Founders and team
From Ciroos's own website: 3 on the team.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Ciroos
How much has Ciroos raised?
Ciroos has raised $21M across 1 round since 2025.
When did Ciroos last raise?
Ciroos's most recent round was a Seed of $21M in Jun 2025.
What was Ciroos's biggest round?
Its most recent round, $21M in Jun 2025, is also its largest on record.
Who backed Ciroos first?
Ciroos's first round on record, in Jun 2025, was backed by Energy Impact Partners.
What stage is Ciroos at?
Ciroos's latest named round is a Seed, in Jun 2025.
Where is Ciroos based?
Ciroos is based in the United States.
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