S3 Ventures

Activity in this selectionUnited States · Jun 30, 2026 · Jun 1, 2026

By stage

Series A2

Series B1

Cybersecurity1

Fintech1

Healthtech1

United States3

3 in this selection

Jun 9

Operates a subcontractor payments marketplace for construction working capital management

$25MSeries A

Role not disclosed

Jun 3

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

$15MSeries A

Role not disclosed

Jun 2

Developing a nanoparticle platform for local dual-drug delivery during catheter-based vascular interventions

>$31MSeries B

Role not disclosed