Riot Ventures

Activity from announced rounds

All recorded activity
Rounds participated in
8
Confirmed lead rounds
1
5 roles undisclosed
New companies
8
First participation on record · 0 follow-on
Funding in participating rounds
$3.6B
8 disclosed · full round size, not this investor’s share

By stage

Series C+3
Series B2
Growth1
Pre-seed1
Series A1

By primary sector

Defense tech3
Climate tech2
Space tech2
Hardware1

By country

United States7
Bulgaria1

Rounds

8 in all activity
American Supercritical

American Supercritical develops modular power equipment that converts waste heat into electricity using supercritical carbon dioxide.

$8MPre-seed
Participant
EnduroSat

EnduroSat designs and manufactures modular, software-defined satellites and components, and provides mission services for commercial and institutional operators.

$205MFunding round
Lead
Valar Atomics

Valar Atomics develops modular nuclear reactors and energy campuses for industrial heat and electricity.

$1BSeries B
Participant
True Anomaly

Builds autonomous spacecraft, advanced payloads, mission software, and space-based interceptors for U.S. national security

$650MSeries D
Role not disclosed
Shield AI

Develops intelligent systems for protecting service members and civilians

$1.5BSeries G
Role not disclosed
Sift

Delivers AI data infrastructure for mission-critical machines across space, defense, and autonomy

$42MSeries B
Role not disclosed
Integrate

Develops project-management software for classified government projects.

$17MSeries A
Role not disclosed