United States · 
Who invested in NuCube Energy?
NuCube Energy's investors include Arizona Nuclear Ventures, Emission Reduction Corporation (ERC), Jordan Rose Walton and Rob Walton.
2027
$13MRound$16MVenture
United States · Venture startup
Who invested in NuCube Energy
2 rounds we have observed, with the 4 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 4 months ago
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Funding summaryUpdated 5 Nov 2026
$29Mraised across 2 rounds since 2026, from 2 sources
$13MRound$16MVenture
- Latest round
- Venture, $16MJul 2026
- Step-upi
- 1.2×
- Investors
- 4 (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
- Round, $13M Feb 2026
- Biggest round
- $16M Venture · Jul 2026
- Between rounds
- 4 months from the last two
The rounds
- Jul 2026Venture$16M
No investor was named in the report.
Source recorded
- Feb 2026Round$13M4 new
Reported by Ventureburn
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.
Also claim to have backed them
These 2 firms list NuCube Energy 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 NuCube Energy
How much has NuCube Energy raised?
NuCube Energy has raised $29M across 2 rounds since 2026.
When did NuCube Energy last raise?
NuCube Energy's most recent round was a Venture of $16M in Jul 2026.
What was NuCube Energy's biggest round?
Its most recent round, $16M in Jul 2026, is also its largest on record.
Who backed NuCube Energy first?
NuCube Energy's first round on record, in Feb 2026, was backed by Arizona Nuclear Ventures, Emission Reduction Corporation (ERC) and Jordan Rose Walton and 1 others.
What stage is NuCube Energy at?
NuCube Energy's latest named round is a Venture, in Jul 2026.
Where is NuCube Energy based?
NuCube Energy is based in the United States.
Who led NuCube Energy's rounds?
Arizona Nuclear Ventures led the funding round in 2026.
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