United States · 
Who invested in Lightsprint?
Lightsprint's investors include Rebel Fund, 645 Ventures, Y Combinator, January Capital and Kaz Nejatian, and 2 more on record. 645 Ventures led its latest round.
2027
?Venture$6.1MSeedUnited States · Seed startup
Who invested in Lightsprint
2 rounds we have observed, with the 7 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.
Raised this month
Funding summaryUpdated 26 Oct 2026
$6.1Mraised across 2 rounds since 2026, from 2 sources
- Latest round
- Seed, $6.1MOct 2026
- Led by
- 645 Ventures
- Investors
- 7 (1 led)
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Venture Jun 2026
- Biggest round
- $6.1M Seed · Oct 2026
- Between rounds
- 4 months from the last two
The rounds
- Oct 2026Seed$6.1M5 new1 returning
Reported by The SaaS News
- Jun 2026
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
Kaz NejatianVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
This firm lists Lightsprint as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Quick answers about Lightsprint
How much has Lightsprint raised?
Lightsprint has raised $6.1M across 2 rounds since 2026. One round did not disclose an amount, so the total is a floor.
When did Lightsprint last raise?
Lightsprint's most recent round was a Seed of $6.1M in Oct 2026, led by 645 Ventures.
What was Lightsprint's biggest round?
Its most recent round, $6.1M in Oct 2026, is also its largest on record.
Who backed Lightsprint first?
Lightsprint's first round on record, in Jun 2026, was backed by Y Combinator and Rebel Fund.
What stage is Lightsprint at?
Lightsprint's latest named round is a Seed, in Oct 2026.
Where is Lightsprint based?
Lightsprint is based in the United States.
Who led Lightsprint's rounds?
645 Ventures led the Seed in 2026.
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