United States · 
Who invested in FlatStack?
FlatStack's investors include Voodoo Ventures.
United States · Seed startup
Who invested in FlatStack
Funding summaryUpdated 26 Oct 2026
Undisclosedraised across 1 round since 2007, from 1 source
- Latest round
- SeedJan 2007
- Investors
- 1
The rounds
- Jan 2007
Everyone who backed them
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Quick answers about FlatStack
How much has FlatStack raised?
FlatStack has raised 1 round since 2007, none with a disclosed amount.
When did FlatStack last raise?
FlatStack's most recent round was a Seed in Jan 2007.
Who backed FlatStack first?
FlatStack's first round on record, in Jan 2007, was backed by Voodoo Ventures.
What stage is FlatStack at?
FlatStack's latest named round is a Seed, in Jan 2007.
Where is FlatStack based?
FlatStack is based in the United States.
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