Riot Ventures

Seed Series A Series B

Venture firm focused on modernizing critical industries; writes checks up to $100M into a select group of companies.

Los Angeles
Defense Tech · SpaceTech +6
Multi-Stage · American Dynamism

SineWave Ventures

Seed Series A Series B

Early-stage VC firm investing in enterprise and public sector technologies across cybersecurity, AI/ML, computing, and data infrastructure

San Francisco · Arlington +1
Cybersecurity · AI/ML +6
Thesis-Driven · Network-Driven

SJF Ventures

Series A Series B

Impact investor since 1999 (formerly Sustainable Jobs Fund), writing $1-10M growth equity checks into clean energy, health, and circular economy.

Durham · New York +2
Clean Energy · Electrification +10
B Corp Certified · Impact-Focused

South Dakota First Capital

Pre-Seed Seed Series A

Sioux Falls venture firm addressing South Dakota's investment gap, backing regional software, agtech, and medtech startups from pre-seed to Series A.

Sioux Falls
B2B Software · B2C Software +14
Impact-Focused · Early Stage

Squadra Ventures

Seed Series A

Baltimore and DC-based seed-stage VC investing in early-stage national security, cybersecurity, and dual-use technology companies with hands-on operational support.

Baltimore · Washington DC
Cybersecurity · Defense Tech +4
Defense-Focused · Cyber-Specialist

Stand Together Ventures Lab

Pre-Seed Seed Series A

Arlington-based impact VC backing early-stage founders in health care, education, and economic mobility with flexible permanent capital.

Arlington
HealthTech · EdTech +6
Impact-Focused · Thesis-Driven

The Aurora Forge

Seed

Founded by health-system CIOs and MIT/Oxford researchers to co-build seed-stage HealthTech and GovTech companies for charitable profit.

Jacksonville
Health & Security · HealthTech +2
Bio/Health-Focused · Operator-Led

The Marathon Fund

Pre-Seed Seed Series A

Bethesda fund backing underrepresented founders in fintech, health tech, govtech, edtech, and real estate tech from pre-seed to pre-Series A.

Bethesda
Fintech · HealthTech +3
Impact-Focused · Early Stage

Urban Innovation Fund

Pre-Seed Seed

Pre-seed and seed fund backing startups transforming regulated urban industries including transportation, energy, proptech, fintech, edtech, public health, and govtech.

San Francisco
ClimateTech · Energy +7
Early Stage · Thesis-Driven

Veteran Ventures Capital

Seed Series A Series B

Veteran-owned growth equity backing dual-use defense tech

McLean
Veteran-Led National Security Tech · Dual-Use Tech +9
Veteran-Led · Dual-Use

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