United Kingdom · 
Who invested in Spectral Compute?
Spectral Compute's investors include Costanoa Ventures and Crucible Venture Partners LLC.
2026
$6.0MSeed$3.7MRound
United Kingdom · Seed startup
Who invested in Spectral Compute
2 rounds we have observed, with the 2 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
$9.7Mraised across 2 rounds since 2025, from 2 sources
$6.0MSeed$3.7MRound
- Latest round
- Round, $3.7MMay 2026
- Biggest round
- $6.0MSeed · Nov 2025
- Investors
- 2 (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
- Seed, $6.0M Nov 2025
- Biggest round
- $6.0M Seed · Nov 2025
- Between rounds
- 6 months from the last two
The rounds
- May 2026Round$3.7M
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
- Nov 2025
Funding filed with regulators
Spectral Compute filed 4 raises, $9.3M in all. Filings say how much was sold and to how many investors; they never name the investors.
- May 2026$3.7MUK share allotment
- Oct 2025$1.0MUK share allotment
- Sept 2025$3.7MUK share allotment
- Sept 2025$919KUK share allotment
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.
Also claim to have backed them
This firm lists Spectral Compute 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 Spectral Compute
How much has Spectral Compute raised?
Spectral Compute has raised $9.7M across 2 rounds since 2025.
When did Spectral Compute last raise?
Spectral Compute's most recent round, $3.7M, was in May 2026.
What was Spectral Compute's biggest round?
Spectral Compute's largest round on record is $6.0M (Seed), in Nov 2025, led by Costanoa Ventures.
Who backed Spectral Compute first?
Spectral Compute's first round on record, in Nov 2025, was backed by Costanoa Ventures and Crucible Venture Partners LLC.
What stage is Spectral Compute at?
Spectral Compute's latest named round is a Seed, in Nov 2025.
Where is Spectral Compute based?
Spectral Compute is based in the United Kingdom.
Who led Spectral Compute's rounds?
Costanoa Ventures led the Seed in 2025.
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