United States · 
Who invested in Approximate Labs?
Approximate Labs's investors include Sierra Ventures and Eniac Ventures.
United States · Seed startup
Who invested in Approximate Labs
Funding summaryUpdated 26 Oct 2026
$5.3Mraised across 1 round since 2023, from 1 source
- Latest round
- Seed, $5.3MMar 2023
- Investors
- 2
The rounds
- Mar 2023
Founders and team
From the SEC filings it signed: 2 on the team.
- James BivenExecutive Officer, Director, Promoteri
- Justin WaughExecutive Officer, Director, Promoteri
On the board, as filediTim Guleri
Everyone who backed them
Missing a round, or an investor who was in one? Tell us.
Quick answers about Approximate Labs
How much has Approximate Labs raised?
Approximate Labs has raised $5.3M across 1 round since 2023.
When did Approximate Labs last raise?
Approximate Labs's most recent round was a Seed of $5.3M in Mar 2023.
What was Approximate Labs's biggest round?
Its most recent round, $5.3M in Mar 2023, is also its largest on record.
Who backed Approximate Labs first?
Approximate Labs's first round on record, in Mar 2023, was backed by Sierra Ventures and Eniac Ventures.
What stage is Approximate Labs at?
Approximate Labs's latest named round is a Seed, in Mar 2023.
Where is Approximate Labs based?
Approximate Labs is based in the United States.
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