Founders Fund

Activity from announced rounds

Activity in this selectionOct 24, 2026 · Hardware · Jan 1, 2026

Founders Fund is a technology venture firm with partners working in engineering-led businesses across energy, infrastructure, manufacturing, transport, biotechnology and defence.

The partnership combines investing with direct company creation. Trae Stephens co-founded Anduril and serves as its executive chairman; Delian Asparouhov co-founded Varda Space Industries; Scott Nolan founded uranium-enrichment company General Matter. These roles put investors inside the work of building industrial and defence businesses.

Nolan’s investing focus includes engineering-driven startups in energy, infrastructure, manufacturing, transportation and biotechnology. Stephens brings experience developing products and expanding government business at Palantir, including in intelligence and defence.

Sources
Rounds participated in
13
Confirmed lead rounds
0
12 roles undisclosed
New companies
13
First participation on record · 0 follow-on
Funding in participating rounds
$1.9B
12 disclosed · full round size, not this investor’s share

By stage

Series B5
Series A4
Series C+3
Seed1

By primary sector

Climate tech3
Defense tech3
Agritech2
AI2
Hardware2
1 more
Space tech1

By country

United States10
Germany1
New Zealand1
United Kingdom1

Rounds

13 in this selection
Voya Energy

Develops aluminum-based fuel and electrochemical generator for clean firm power

$35MSeries A
Role not disclosed
Stenon

Soil sensing company providing in-field nitrogen and soil data for agricultural decisions.

≥€18MSeries B; second close announced 12 October 2026
Participant
Hydra Host

Operates an AI data center operating system and GPU compute offtake network connecting data center operators with AI builders

$100MSeries A
Role not disclosed
Layup Parts

Provides on-demand composite parts manufacturing for aerospace, defense, and motorsports customers

$42MSeries A
Role not disclosed
Impulse Space

Builds highly maneuverable orbital transfer vehicles and kick stages for in-space mobility and satellite logistics

$500MSeries D
Role not disclosed
Westmag

American manufacturer of drone motors and robot actuators

$11MSeed
Role not disclosed
Armada

Builds modular edge AI data centers for remote, industrial, and defense environments

$230MSeries B
Role not disclosed
Fractile

Builds custom inference chips designed to run frontier AI models faster by co-locating memory and compute

$220MSeries B
Role not disclosed
Panthalassa

Deploys autonomous wave-powered floating nodes that perform AI inference computing offshore

$140MSeries B
Role not disclosed
Hermeus

Develops high-Mach unmanned aircraft for national security missions

$350MSeries C
Role not disclosed
Halter

Develops GPS-enabled cattle collars using sensors, software and AI.

$220MSeries E
Role not disclosed
Freeform

Develops AI-native 3D-printing systems for metal components using real-time simulations

$67MSeries B
Role not disclosed
Avalanche Energy

Develops modular compact fusion machines for clean energy applications

$29MSeries A
Role not disclosed