United States · 
Who invested in Final Boss Sour?
Final Boss Sour's investors include GFR Fund and Evolution VC Partners.
2026
$4.0MSeed$4.0MSeed
United States · Seed startup
Who invested in Final Boss Sour
Funding summaryUpdated 26 Oct 2026
$8.0Mraised across 2 rounds since 2025, from 2 sources
$4.0MSeed$4.0MSeed
- Latest round
- Seed, $4.0MJul 2026
- 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
- Seed, $4.0M May 2025
- Biggest round
- $4.0M Seed · Jul 2026
- Between rounds
- 14 months from the last two
The rounds
- Jul 2026
- May 2025
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
Evolution VC PartnersVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 4 firms list Final Boss Sour 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.
Wahed VenturesFamily officePer its own site
Quick answers about Final Boss Sour
How much has Final Boss Sour raised?
Final Boss Sour has raised $8.0M across 2 rounds since 2025.
When did Final Boss Sour last raise?
Final Boss Sour's most recent round was a Seed of $4.0M in Jul 2026.
What was Final Boss Sour's biggest round?
Its most recent round, $4.0M in Jul 2026, is also its largest on record.
Who backed Final Boss Sour first?
Final Boss Sour's first round on record, in May 2025, was backed by GFR Fund.
What stage is Final Boss Sour at?
Final Boss Sour's latest named round is a Seed, in Jul 2026.
Where is Final Boss Sour based?
Final Boss Sour is based in the United States.
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