United States · 
Who invested in Vellum?
Vellum's investors include Y Combinator, Pioneer Fund, Rebel Fund, Fin Capital and Acrew Capital, and 2 more on record.
20242025
$7.0MSeed$20MSeries A
United States · Series A startup
Who invested in Vellum
Funding summaryUpdated 26 Oct 2026
$27Mraised across 2 rounds since 2023, from 2 sources
$7.0MSeed$20MSeries A
- Latest round
- Series A, $20MJul 2025
- Step-upi
- 2.9×
- Investors
- 7
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 Oct 2023
- Biggest round
- $20M Series A · Jul 2025
- Between rounds
- 21 months from the last two
The rounds
- Jul 2025
- Oct 2023
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 5 firms list Vellum 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 Vellum
How much has Vellum raised?
Vellum has raised $27M across 2 rounds since 2023.
When did Vellum last raise?
Vellum's most recent round was a Series A of $20M in Jul 2025.
What was Vellum's biggest round?
Its most recent round, $20M in Jul 2025, is also its largest on record.
Who backed Vellum first?
Vellum's first round on record, in Oct 2023, was backed by Fin Capital, Acrew Capital and Flourish Ventures.
What stage is Vellum at?
Vellum's latest named round is a Series A, in Jul 2025.
Where is Vellum based?
Vellum is based in the United States.
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