Stray Dog Capital

Seed Series A

Mission-driven VC investing in early-stage plant-based food, cellular agriculture, and food technology companies advancing animal-free supply chains.

Leawood
FoodTech · Beverage +4
Impact-Focused · Thesis-Driven

Streamlined Ventures

Seed Series A

Solo-GP seed fund led by Ullas Naik investing in visionary founders across software, AI, fintech, logistics, and deep tech. Leads or co-leads rounds across most verticals.

San Francisco
AI/ML · SaaS/Software +8
Solo GP · Early Stage

Strike Capital

Series A Series B Series C

Multi-stage venture firm investing in enterprise software, fintech, and technology-enabled companies, partnering with founders from inception to public markets.

San Francisco · New York +1
SaaS/Software · Technology-Enabled +4
Multi-Stage · Operator-Led

Stripes

Series B Series C Series D

Global growth investor backing product-led companies across consumer, enterprise software, fintech, and digital health with a focus on helping exceptional products scale.

New York
Consumer · SaaS/Software +6
Global VC · Growth Stage

Strong Ventures

Pre-Seed Seed Series A

Bi-continental seed fund where ~75% of 270+ portfolio companies are Korean or Korean-diaspora founders, built on a genuine LA-Seoul dual office.

Los Angeles · Seoul
SaaS/Software · Fintech +8
Founder-Led · Generalist

Struck Capital

Pre-Seed Seed

LA-based seed and pre-seed fund and venture studio backing B2B and B2B2C founders. Leads rounds with hands-on operational support including hiring, PR, and customer intros.

Los Angeles
SaaS/Software · Fintech +6
Venture Studio · Operator-Led

Suffolk Technologies

Seed Series A Series B

Corporate VC arm of Suffolk Construction backing early-stage startups in construction, real estate, and infrastructure tech.

Boston
PropTech · ClimateTech +7
Corporate VC · Early Stage

SUM Ventures

Pre-Seed Seed

Early-stage VC investing from pre-seed to seed+ in fintech, proptech, IoT, AI, medtech, and cleantech startups across the US.

Los Angeles
Fintech · PropTech +11
US-Centric · Early Stage

Summit Partners

Series B Series C Series D

Global growth-equity firm since 1984 pairing proprietary sourcing with hands-on operational support for tech, healthcare and growth-sector leaders.

Boston · Menlo Park +3
Technology · Healthcare +6
Growth Stage · Global VC

Sunflower Capital

Pre-Seed Seed

Pre-seed and seed firm led by Sequoia alum Liu Jiang, backing the earliest-stage founders building enterprise infrastructure, AI, developer tools, and defense hardware.

San Francisco
AI/ML · Infrastructure +6
Early Stage · Solo GP

Superangel

Pre-Seed Seed

Solo-GP pre-seed and seed fund led by Ben Zises writing first checks into Consumer, PropTech, and Future of Work companies. US-focused with 125+ portfolio companies.

New York
Consumer · PropTech +6
Solo GP · Early Stage

Supermoon Capital

Seed Series A

The world's first VC fund exclusively backing early-stage startups in sleep and circadian health, across healthcare, consumer, and biotech.

San Francisco
HealthTech · MedTech +5
Thesis-Driven · Global VC

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Supernatural Ventures

Pre-Seed Seed

Venture arm of The Angel Group's CPG investor community, backing early-stage food and beverage founders behind breakout brands.

Toledo
CPG · Food and Beverage +2
Consumer · Early Stage

Superorganism

Pre-Seed Seed

Pre-seed and seed VC dedicated to biodiversity startups

New York
Extinction Drivers · Agriculture +19
Thesis-Driven · Biodiversity

Surface Ventures

Pre-Seed Seed

Pre-seed and seed fund focused on B2B software at low valuations

New York
B2B Software · B2B Infrastructure +19
B2B Software · Early Stage

Susa Ventures

Pre-Seed Seed

Seed-stage fund helping founders build billion-dollar companies

San Francisco
AI/ML · FinTech +5
AI/ML · Enterprise

Susquehanna Sustainable Investments

Pre-Seed Seed Series A

Climate-focused early-stage fund backed by Susquehanna International Group, investing in mitigation, adaptation, and removal startups

Bala Cynwyd
ClimateTech · AgTech +5
Corporate VC · Climate-Focused

Sutter Hill Ventures

Seed Series A Series B

Venture firm partnering with founders to build enduring companies

Palo Alto · London
Enterprise Apps · Life Sciences +10
Enterprise · Life Sciences

SV Angel

Pre-Seed Seed Series A

Investing long-term in founders to create impact beyond business

San Francisco
SaaS/Software · AI/ML +7
SaaS · Enterprise

SV Health Investors

Seed Series A Series B

Empowering innovators to improve patients' lives

London · Boston
Biotechnology · Dementia +5
Healthcare · Multi Stage

SV Investment

Series A Series B Series C

Korean VC and private equity firm investing in TMT, consumer & entertainment, healthcare, and advanced manufacturing, often leading rounds and supporting global growth.

Seoul · Boston +3
TMT · Consumer +4
Global VC · Multi-Stage

SVCI

Pre-Seed Seed

Angel syndicate of 70+ practicing CISOs who personally back early cybersecurity startups, operating independently but powered by Notable Capital.

San Francisco
Cybersecurity · SaaS/Software
Practitioner-Led · Technical Founders

Swell VC

Pre-Seed Seed

Pre-seed and seed VC backing founders rebuilding critical infrastructure with AI across enterprise, space, defense, biotech, industrial, and commerce. NYC-based, operator-led.

New York
AI/ML · SpaceTech +6
Operator-Led · Early Stage

Swift Ventures

Pre-Seed Seed Series A

San Francisco-based early-stage VC led by former founders, investing in AI and automation companies with B2B business models from pre-seed through Series A.

San Francisco · Lafayette
AI/ML · Automation +3
Founder-Led · Operator-Led

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