United States · 
Who invested in BlockSpring?
BlockSpring's investors include Y Combinator, Andreessen Horowitz and SV Angel.
2015
$120KSeed$3.4MSeed
United States · Seed startup
Who invested in BlockSpring
2 rounds we have observed, with the 3 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.
Y Combinator: S14
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Funding summaryUpdated 15 Nov 2026
$3.5Mraised across 2 rounds since 2014, from 2 sources
$120KSeed$3.4MSeed
- Latest round
- Seed, $3.4MJul 2015
- Step-upi
- 28.3×
- Investors
- 3
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, $120K Jul 2014
- Biggest round
- $3.4M Seed · Jul 2015
- Between rounds
- 12 months from the last two
The rounds
- Jul 2015
- Jul 2014
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.
Quick answers about BlockSpring
How much has BlockSpring raised?
BlockSpring has raised $3.5M across 2 rounds since 2014.
When did BlockSpring last raise?
BlockSpring's most recent round was a Seed of $3.4M in Jul 2015.
What was BlockSpring's biggest round?
Its most recent round, $3.4M in Jul 2015, is also its largest on record.
Who backed BlockSpring first?
BlockSpring's first round on record, in Jul 2014, was backed by Y Combinator.
What stage is BlockSpring at?
BlockSpring's latest named round is a Seed, in Jul 2015.
Where is BlockSpring based?
BlockSpring is based in the United States.
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