Who invested in Prolific Machines?
Prolific Machines's investors include Atoms & Bits, NantCapital, SOSV, Mayfield Fund and Breakthrough Energy, and 1 more on record. Atoms & Bits led its latest round.

United States · Series B startup
Funding summaryUpdated 26 Oct 2026
$105Mraised across 2 rounds since 2024, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
Source recordedSEC filing: $55M sold, first sale May 2024
From the SEC filings it signed: 2 on the team.
On the board, as filediArvind GuptaCampbell GrieveCooper Rinzler
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
Prolific Machines's investors include Atoms & Bits, NantCapital, SOSV, Mayfield Fund and Breakthrough Energy, and 1 more on record. Atoms & Bits led its latest round.
Prolific Machines has raised $105M across 2 rounds since 2024.
Prolific Machines's most recent round was a Series B of $50M in Oct 2026, led by Atoms & Bits.
Prolific Machines's largest round on record is $55M (Series B), in Jun 2024.
Prolific Machines's first round on record, in Jun 2024, was backed by SOSV, Mayfield Fund and Breakthrough Energy and 1 others.
Prolific Machines's latest named round is a Series B, in Oct 2026.
Prolific Machines is based in the United States.
Atoms & Bits led the Series B in 2026.
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