Funding
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Prelude Ventures

Activity from announced rounds

Activity in this selectionOct 16, 2026 · Jul 19, 2026

Prelude Ventures invests in early-stage companies whose technologies can help mitigate climate change.

Investment focus

The firm’s portfolio spans energy, carbon management, industrial technology, mobility and other sectors affected by the transition to lower-carbon systems. Its strategy supports companies developing both physical technology and software.

Activity recorded by RoundOS

Recorded examples include Quaise’s geothermal drilling, Branch Energy’s distributed energy systems, Form Energy’s multi-day batteries and Rhoda AI’s robotics. This selection shows the activity currently recorded by RoundOS alongside the firm’s wider stated climate mandate.

Sources
Rounds participated in
2
Confirmed lead rounds
0
All roles disclosed
New companies
2
First participation on record · 0 follow-on
Funding in participating rounds
$783M
2 disclosed · full round size, not this investor’s share

By stage

Series B1
Series C+1

By primary sector

Climate tech2

By country

1
United States1

Rounds

2 in this selection
Branch Energy

Distributed-energy software and battery systems that help commercial buildings lower electricity costs and maintain power during outages.

$33MSeries B
Participant
FORM ENERGY

Long-duration iron-air batteries designed to store electricity for multi-day grid needs.

$750MSeries G
Participant