United States · 
Who invested in Astraea?
Astraea's investors include Y Combinator and Climate Capital.
2023202420252026
$6.5MSeries A?Venture
United States · Venture startup
Who invested in Astraea
Funding summaryUpdated 26 Oct 2026
$6.5Mraised across 2 rounds since 2022, from 2 sources
- Latest round
- VentureApr 2026
- Biggest round
- $6.5MSeries A · Jul 2022
- Investors
- 2
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Series A, $6.5M Jul 2022
- Biggest round
- $6.5M Series A · Jul 2022
- Between rounds
- 3.8 years from the last two
The rounds
- Apr 2026
- Jul 2022
Founders and team
From Astraea's own website and the SEC filings it signed: 3 founders, 3 on the team.
On the board, as filediEric T. YonkeThomas R. BartonWalter R. Bashaw
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.
Quick answers about Astraea
How much has Astraea raised?
Astraea has raised $6.5M across 2 rounds since 2022. One round did not disclose an amount, so the total is a floor.
When did Astraea last raise?
Astraea's most recent round was a Venture in Apr 2026.
What was Astraea's biggest round?
Astraea's largest round on record is $6.5M (Series A), in Jul 2022.
Who backed Astraea first?
Astraea's first round on record, in Jul 2022, was backed by Climate Capital.
What stage is Astraea at?
Astraea's latest named round is a Venture, in Apr 2026.
Where is Astraea based?
Astraea is based in the United States.
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