Founders Fund

Activity from announced rounds

Activity in this selectionSeries B

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
11
Confirmed lead rounds
0
8 roles undisclosed
New companies
11
First participation on record · 0 follow-on
Funding in participating rounds
$1.2B
10 disclosed · full round size, not this investor’s share

By stage

Series B11

By primary sector

Hardware2
Mobility2
Agritech1
AI1
Climate tech1
4 more
Defense tech1
Enterprise software1
Proptech1
Robotics1

By country

United States7
United Kingdom2
Brazil1
Germany1

Rounds

11 in this selection
Multiply Labs

Multiply Labs builds robotics for manufacturing personalized medicines, helping drug makers produce individualized treatments with less manual work.

$75MSeries B
Participant
Regent

All-electric Seaglider vessels for fast, zero-emission coastal transportation.

$240MSeries B
Participant
Senra Systems

Software-driven manufacturing company modernizing wire harness production

$65MSeries B
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
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
Enter

AI litigator for large companies

$100MSeries B
Role not disclosed
Panthalassa

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

$140MSeries B
Role not disclosed
Giraffe360

AI-powered real estate marketing technology platform

$10MSeries B
Role not disclosed
Nominal

Offers software for hardware engineers to test designs

$80MSeries B+
Role not disclosed
Freeform

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

$67MSeries B
Role not disclosed