United States · 
Who invested in Altro?
Altro's investors include Y Combinator, Alumni Ventures, Lightspeed Venture Partners, Kleiner Perkins and Wonder Ventures.
United States · Venture startup
Who invested in Altro
Funding summaryUpdated 26 Oct 2026
$4.0Mraised across 1 round since 2024, from 1 source
- Latest round
- Venture, $4.0MMar 2024
- Investors
- 5
The rounds
- Mar 2024Venture$4.0M
Source recorded
Everyone who backed them
Wonder VenturesVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 3 firms list Altro 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 Altro
How much has Altro raised?
Altro has raised $4.0M across 1 round since 2024.
When did Altro last raise?
Altro's most recent round was a Venture of $4.0M in Mar 2024.
What was Altro's biggest round?
Its most recent round, $4.0M in Mar 2024, is also its largest on record.
Who backed Altro first?
Altro's first round on record, in Mar 2024, was backed by Y Combinator, Alumni Ventures and Lightspeed Venture Partners and 2 others.
What stage is Altro at?
Altro's latest named round is a Venture, in Mar 2024.
Where is Altro based?
Altro is based in the United States.
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