United States · 
Who invested in Infinity Box?
Infinity Box's investors include Y Combinator, Paul Buchheit, Rainmatter by Zerodha and Paul Graham.
200620092012201520182021
$18KSeed$100KSeed$795KSeedUnited States · Seed startup
Who invested in Infinity Box
3 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.
Funding summaryUpdated 26 Oct 2026
$913Kraised across 3 rounds since 2006, from 3 sources
$18KSeed$100KSeed$795KSeed
- Latest round
- Seed, $795KOct 2022
- Step-upi
- 8×
- Investors
- 4
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, $18K Jan 2006
- Biggest round
- $795K Seed · Oct 2022
- Usual gap between rounds
- 16.5 years the median of 2
The rounds
- Oct 2022
- Apr 2006
- Jan 2006
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.
The exit
ExitBuyerPriceWhen
AcquiredSurveyMonkey$35MApr 2011
From historical deal records. Wrong? Tell us.
Everyone who backed them
Paul BuchheitAngel1round
Paul GrahamVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Infinity Box
How much has Infinity Box raised?
Infinity Box has raised $913K across 3 rounds since 2006.
When did Infinity Box last raise?
Infinity Box's most recent round was a Seed of $795K in Oct 2022.
What was Infinity Box's biggest round?
Its most recent round, $795K in Oct 2022, is also its largest on record.
Who backed Infinity Box first?
Infinity Box's first round on record, in Jan 2006, was backed by Y Combinator.
What stage is Infinity Box at?
Infinity Box's latest named round is a Seed, in Oct 2022.
Where is Infinity Box based?
Infinity Box is based in the United States.
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In the same sector, and raised in the last eighteen months.
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