Who invested in os.energy?
os.energy's investors include PSV.

Funding summaryUpdated 26 Oct 2026
$1.2Mraised across 1 round since 2026, from 1 source
From os.energy's own website: 2 founders.
os.energy's investors include PSV.
os.energy has raised $1.2M across 1 round since 2026.
os.energy's most recent round was a Pre-seed of $1.2M in Aug 2026.
Its most recent round, $1.2M in Aug 2026, is also its largest on record.
os.energy's first round on record, in Aug 2026, was backed by PSV.
os.energy's latest named round is a Pre-seed, in Aug 2026.
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