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Sturgeon Capital

Pre-Seed Seed Pre-Series A

London VC backed by IFC and SBI Holdings, bridging Pre-Seed to Pre-Series A capital into fintech and B2B software startups across Central Asia.

London · Almaty +5
FinTech · B2B Software +4
Impact-Focused · Thesis-Driven

Successful Fund

Pre-Seed Seed

Spanish pre-seed VC fund backing B2B SaaS software startups, providing capital plus hands-on support to scale the next generation of businesses.

Valencian Community
B2B SaaS · SaaS/Software +1
Spain-Focused · Early Stage

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

Suma Capital

Seed Series A Series B

Barcelona-based responsible investment manager with three strategies: sustainable infrastructure, growth PE, and cleantech venture, active since 2007.

Barcelona · Madrid +2
ClimateTech · Infrastructure +7
Europe-Focused · Multi-Stage

Sunfish Partners

Pre-Seed Seed

Early stage VC investing in defense tech startups from Eastern Europe (CEE)

Berlin · Warsaw
Defense Tech · Hardware & Software +6
Defense-Focused · CEE-Focused

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

Super Capital

Pre-Seed Seed Series A

French 360° financing group for startups and SMEs combining equity investment, angel club deals, non-dilutive debt, and advisory. Pre-seed to Series A, all sectors.

Paris
SaaS/Software · Fintech +5
Europe-Focused · Network-Driven

Superangel

Pre-Seed Seed

Early stage funding for world-changing tech in the Baltics and Nordics

Tallinn · Stockholm
AI/ML · Robotics +6
Deeptech · Enterprise

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

Superangels

Pre-Seed Seed

Munich-based business angel matching fund that co-invests alongside 20 selected superangels in pre-seed and seed tech startups globally across AI, fintech, climate, and healthtech.

Munich
AI/ML · Fintech +6
Early Stage · Thesis-Driven

Superhero Capital

Pre-Seed Seed Series A

Early-stage VC investing in Nordic tech startups

Helsinki · Tallinn
B2B · SaaS/Software +5
Nordics-Focused · Early Stage

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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

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

Supernode Global

Seed Series A

Media-tech specialist evolved into a broader consumer and B2B fund, backing founders building tools for personal and professional life.

London
Wellbeing · Health & Vitality +10
Early-Stage · Global VC

Supernova Invest

Seed Series A Series B

European multi-stage VC providing patient capital to deeptech startups in industrial, digital, health, cleantech

Paris
DeepTech · Industrial Tech +21
Europe-Focused · Multi Stage

Superorganism

Pre-Seed Seed

Pre-seed and seed VC dedicated to biodiversity startups

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

SuperSeed

Pre-Seed Seed

London-based seed-stage VC founded by tech entrepreneurs, backing technical founders applying AI to physical industries: manufacturing, logistics, construction, defence, and energy.

London
AI/ML · Automation +6
AI-Heavy · Operator-Led

Sure Valley Ventures

Seed Series A

Operator-led seed VC backing AI software founders in the UK and Ireland since 2017. Leads rounds of £250K–£1.5M with deep technical due diligence and active Series A support.

London · Dublin
AI/ML · SaaS/Software +5
Operator-Led · AI-Native

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

Sustainable Future Ventures

Seed Series A Series B

Venture capital investing in tech for sustainable built environment infrastructure

London
Built Environment · Infrastructure Technology +5
Europe-Focused · Impact-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

Showing 2161–2184 of 2528 investors

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