United States · 
Who invested in Calculum?
Calculum's investors include Revolution.
United States · Seed startup
Who invested in Calculum
Funding summaryUpdated 26 Oct 2026
$1.4Mraised across 1 round since 2025, from 1 source
- Latest round
- Seed, $1.4MOct 2025
- Investors
- 1
The rounds
- Oct 2025
Founders and team
From Calculum's own website: 1 founder, 4 on the team.
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Calculum 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 Calculum
How much has Calculum raised?
Calculum has raised $1.4M across 1 round since 2025.
When did Calculum last raise?
Calculum's most recent round was a Seed of $1.4M in Oct 2025.
What was Calculum's biggest round?
Its most recent round, $1.4M in Oct 2025, is also its largest on record.
Who backed Calculum first?
Calculum's first round on record, in Oct 2025, was backed by Revolution.
What stage is Calculum at?
Calculum's latest named round is a Seed, in Oct 2025.
Where is Calculum based?
Calculum is based in the United States.
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In the same sector, and raised in the last eighteen months.
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