Underline Ventures | Activity | F4

Introducing F4 Champions, a new accelerator for founders at the earliest stage.F4 Champions for early-stage foundersEnrollment closesAugust 2Learn more

Team Portfolio Raise Champions Essays

F4/Underline Ventures/Activity

Underline Ventures Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

Investment

Participated in EnduroSat seed funding, Bulgarian satellite manufacturer.

EnduroSat

EnduroSat Underline Ventures

therecursive.comDEC 2025

DEC 2025

Investment

Participated in BibleChat seed investment.

BibleChat

Underline Ventures

f4.fundNOV 2025

NOV 2025

Essay

Published comprehensive thesis on space tech investment opportunities, covering LEO satellites, Earth observation, launch services, and space infrastructure.

Is the Space Tech Finally Boosting Off?

Underline Ventures

therecursive.comJUL 2025

JUL 2025

Investment

Led seed investment in Uvionix, autonomous flying robots for inventory monitoring.

Uvionix

Uvionix Underline Ventures

pitchbook.comFEB 2025

FEB 2025