Who invested in Realta Fusion?
Realta Fusion's investors include Alumni Ventures, Khosla Ventures, Mayfield Fund and US Department of Energy.

United States · Venture startup
Funding summaryUpdated 26 Oct 2026
$19Mraised across 2 rounds since 2026, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Source recorded
From Realta Fusion's own website: 14 on the team.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Realta Fusion's investors include Alumni Ventures, Khosla Ventures, Mayfield Fund and US Department of Energy.
Realta Fusion has raised $19M across 2 rounds since 2026.
Realta Fusion's most recent round was a Venture of $9.5M in Sept 2026.
Its most recent round, $9.5M in Sept 2026, is also its largest on record.
Realta Fusion's first round on record, in Feb 2026, was backed by Alumni Ventures, Khosla Ventures and Mayfield Fund.
Realta Fusion's latest named round is a Venture, in Sept 2026.
Realta Fusion is based in the United States.
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