United States · 
Who invested in Koloma?
Koloma's investors include Khosla Ventures, US Department of Energy, K5 Global and Breakthrough Energy.
United States · Series B startup
Who invested in Koloma
Funding summaryUpdated 26 Oct 2026
$50Mraised across 1 round since 2024, from 1 source
- Latest round
- Series B, $50MOct 2024
- Investors
- 4
The rounds
- Oct 2024Series B$50M
Source recordedSEC filing: $52M sold, first sale Aug 2024
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 5 firms list Koloma as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Koloma
How much has Koloma raised?
Koloma has raised $50M across 1 round since 2024.
When did Koloma last raise?
Koloma's most recent round was a Series B of $50M in Oct 2024.
What was Koloma's biggest round?
Its most recent round, $50M in Oct 2024, is also its largest on record.
Who backed Koloma first?
Koloma's first round on record, in Oct 2024, was backed by Khosla Ventures, US Department of Energy and K5 Global and 1 others.
What stage is Koloma at?
Koloma's latest named round is a Series B, in Oct 2024.
Where is Koloma based?
Koloma is based in the United States.
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