United Kingdom · 
Who invested in Ineffable Intelligence?
Ineffable Intelligence's investors include Sovereign AI, British Business Bank, Sequoia Capital, Lightspeed Venture Partners and Index Ventures, and 5 more on record. Sequoia Capital led its latest round.
United Kingdom · Seed startup
Who invested in Ineffable Intelligence
2 rounds we have observed, with the 10 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 6 months ago
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Funding summaryUpdated 5 Nov 2026
$1.1Braised across 2 rounds since 2026, from 4 sources
- Latest round
- Seed, $1.1BApr 2026
- Led by
- Sequoia Capital and Lightspeed Venture Partners
- Investors
- 10 (3 led)
The rounds
- Apr 2026Seed$1.1B
Sequoia CapitalLead
Lightspeed Venture PartnersLead
Index Ventures- NVIDIA
DST Global
Google
British Business Bank
Sovereign AI
Bond Capital- UK Sovereign AI Fund
Reported by TechCrunch and 2 othersSEC filing: $1.1B sold
- Date not reported
Everyone who backed them
NVIDIACompany1round
UK Sovereign AI FundVC firm1round
Missing a round, or an investor who was in one? Tell us.
Also claim to have backed them
These 2 firms list Ineffable Intelligence 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.
Quick answers about Ineffable Intelligence
How much has Ineffable Intelligence raised?
Ineffable Intelligence has raised $1.1B across 2 rounds since 2026. One round did not disclose an amount, so the total is a floor.
When did Ineffable Intelligence last raise?
Ineffable Intelligence's most recent round was a Seed of $1.1B in Apr 2026, led by Sequoia Capital.
What was Ineffable Intelligence's biggest round?
Its most recent round, $1.1B in Apr 2026, is also its largest on record.
Who backed Ineffable Intelligence first?
Ineffable Intelligence's first round on record, in Apr 2026, was backed by Sequoia Capital, Lightspeed Venture Partners and Index Ventures and 7 others.
What stage is Ineffable Intelligence at?
Ineffable Intelligence's latest named round is a Seed, in Apr 2026.
Where is Ineffable Intelligence based?
Ineffable Intelligence is based in the United Kingdom.
Who led Ineffable Intelligence's rounds?
Sequoia Capital led the Seed in 2026.
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