Funding
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S3 Ventures

Activity from announced rounds

Activity in this selectionUnited States · Jun 30, 2026 · Jun 1, 2026
Rounds participated in
3
Confirmed lead rounds
—
3 roles undisclosed
New companies
3
First participation on record · 0 follow-on
Funding in participating rounds
$40M
2 disclosed · full round size, not this investor’s share

By stage

Series A2
Series B1

By primary sector

Cybersecurity1
Fintech1
Healthtech1

By country

United States3

Rounds

3 in this selection
Earlytrade

Operates a subcontractor payments marketplace for construction working capital management

$25MSeries A
Role not disclosed
Arpio

Automates disaster recovery and resilience testing for enterprises running complex cloud environments on AWS and Azure

$15MSeries A
Role not disclosed
Advanced NanoTherapies

Advanced NanoTherapies develops nanoparticle-coated balloons that deliver two drugs locally during vascular procedures, starting with its investigational SirPlux Duo device.

>$31MSeries B
Role not disclosed