United States · 
Who invested in Attochron?
Attochron's investors include Citibank.
United States · Series A startup
Who invested in Attochron
One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$15Mraised across 1 round since 2024, from 1 source
- Latest round
- Series A, $15MOct 2024
- Investors
- 1
The rounds
- Oct 2024
Everyone who backed them
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Quick answers about Attochron
How much has Attochron raised?
Attochron has raised $15M across 1 round since 2024.
When did Attochron last raise?
Attochron's most recent round was a Series A of $15M in Oct 2024.
What was Attochron's biggest round?
Its most recent round, $15M in Oct 2024, is also its largest on record.
Who backed Attochron first?
Attochron's first round on record, in Oct 2024, was backed by Citibank.
What stage is Attochron at?
Attochron's latest named round is a Series A, in Oct 2024.
Where is Attochron based?
Attochron is based in the United States.
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