Who invested in Tinfoil Security?
Tinfoil Security's investors include 500 Global, MassChallenge, BoxGroup and IDG Ventures USA.

United States · Seed startup
2 rounds we have observed, with the 4 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
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Funding summaryUpdated 15 Nov 2026
$100Kraised across 2 rounds since 2011, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
From Tinfoil Security's own website: 8 on the team.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Tinfoil Security's investors include 500 Global, MassChallenge, BoxGroup and IDG Ventures USA.
Tinfoil Security has raised $100K across 2 rounds since 2011. One round did not disclose an amount, so the total is a floor.
Tinfoil Security's most recent round was a Seed of $100K in Oct 2011.
Its most recent round, $100K in Oct 2011, is also its largest on record.
Tinfoil Security's first round on record, in Aug 2011, was backed by 500 Global, BoxGroup and IDG Ventures USA.
Tinfoil Security's latest named round is a Seed, in Oct 2011.
Tinfoil Security is based in the United States.
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