United States · Series D startup
4 rounds we have observed, with the 22 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 2 months ago
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Funding summaryUpdated 5 Nov 2026
$1.3Braised across 4 rounds since 2024, from 13 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Emergence CapitalLead
Alumni Ventures
Founders Fund
Gaingels
Lux Capital
Valor Equity Partners
Hanwha Asset ManagementReported by Google News search and 3 othersSEC filing: $500M sold
Reported by TechCrunch and 4 othersSEC filing: $500M sold
Linse CapitalLeadAlumni VenturesFounders FundLux CapitalValor Equity Partners
Space Capital
Trousdale VenturesReported by TechStartups and 1 otherSEC filing: $295M sold, first sale May 2025
Impulse Space filed 3 raises, $833M in all. Filings say how much was sold and to how many investors; they never name the investors.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Founders FundLLux CapitalAlumni Ventures
137 VenturesLLinse CapitalLValor Equity PartnersTrousdale Ventures
BANNER VCLEmergence CapitalLGaingelsMissing a round, or an investor who was in one? Tell us.
These 17 firms list Impulse Space as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.
Impulse Space's investors include Founders Fund, Lux Capital, Alumni Ventures, 137 Ventures and Linse Capital, and 17 more on record. Emergence Capital led its latest round.
Impulse Space has raised $1.3B across 4 rounds since 2024.
Impulse Space's most recent round was a Series D of $308M in Sept 2026, led by Emergence Capital.
Impulse Space's largest round on record is $500M (Series D), in Jun 2026, led by 137 Ventures.
Impulse Space's first round on record, in Oct 2024, was backed by Founders Fund, Alumni Ventures and Lux Capital and 12 others.
Impulse Space's latest named round is a Series D, in Sept 2026.
Impulse Space is based in the United States.
Founders Fund led the Series B in 2024; Linse Capital led the Growth in 2025; 137 Ventures led the Series D in 2026; Emergence Capital led the Series D in 2026.
In the same sector, and raised in the last eighteen months.
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United States · 
