United States · 
Who invested in ZeroMark?
ZeroMark's investors include Andreessen Horowitz, Ludlow Ventures, Gaingels, Balaji Srinivasan and Anorak Ventures.
2025
$7.0MSeed$236KSeries AUnited States · Series A startup
Who invested in ZeroMark
2 rounds we have observed, with the 5 investors named in them. 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
$7.2Mraised across 2 rounds since 2024, from 2 sources
$7.0MSeed$236KSeries A
- Latest round
- Series A, $236KSept 2025
- Biggest round
- $7.0MSeed · May 2024
- Investors
- 5
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Seed, $7.0M May 2024
- Biggest round
- $7.0M Seed · May 2024
- Between rounds
- 16 months from the last two
The rounds
- Sept 2025
- May 2024Seed$7.0M4 new
Source recordedSEC filing: $4.6M sold, first sale May 2024
Who was in which round
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
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 ZeroMark 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 ZeroMark
How much has ZeroMark raised?
ZeroMark has raised $7.2M across 2 rounds since 2024.
When did ZeroMark last raise?
ZeroMark's most recent round was a Series A of $236K in Sept 2025.
What was ZeroMark's biggest round?
ZeroMark's largest round on record is $7.0M (Seed), in May 2024.
Who backed ZeroMark first?
ZeroMark's first round on record, in May 2024, was backed by Andreessen Horowitz, Ludlow Ventures and Balaji Srinivasan and 1 others.
What stage is ZeroMark at?
ZeroMark's latest named round is a Series A, in Sept 2025.
Where is ZeroMark based?
ZeroMark is based in the United States.
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