Top Active Series A Investors & VCs Funding Startups in the US in 2025

Last update to database: March 30, 2026

Leading Growth-Stage Investors & Venture Capital Firms Funding Series A Startups Across the US

Series A funding continues to define a critical growth stage for US startups in 2025, helping founders scale proven products and expand into new markets. The top active Series A investors and VCs funding startups in the US are backing companies in AI, SaaS, fintech, health tech, and climate tech—sectors attracting the most venture capital activity this year.


These investors specialize in transforming early traction into sustainable growth, providing the capital, strategic guidance, and networks startups need to reach Series B and beyond. Many are headquartered in San Francisco, New York, Austin, and Boston, while others are global firms actively funding Series A rounds across the United States.


Our database highlights investors currently funding and supporting Series A startups in the US. Updated weekly, it offers founders, analysts, and business-development teams real-time visibility into who’s actively investing at the growth-stage level across America.

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Comprehensive Database of Active Series A Investors & VCs Funding US Startups – Updated Weekly

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Investor Name
Industry Focus Recent Investments Recent Investment Date Check Size Stage Focus Geography Focus Company Headquarters Firm Type Portfolio Size Portfolio Highlights Co-Investor Network
Next Coast Ventures Financial Services & FinTech, Venture Capital, SaaS & Software, Health Care & Wellness, Apps & Platforms Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A, Series B, Growth United States, Austin, Texas Austin, Texas, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Renaissance Venture Capital, de Anda Capital, Unknown, Unknown
Y Combinator Apps & Platforms, SaaS & Software, Artificial Intelligence, Biotechnology, EdTech and Training Subscribe to Unlock Subscribe to Unlock March, 2026 $500k-$1M Pre-Seed, Seed, Series A, Series B United States, North America United States Accelerator 5000 Subscribe to Unlock Subscribe to Unlock Top startup investors (network introduced by YC)
Blumberg Capital Artificial Intelligence, Financial Services & FinTech, SaaS & Software, Health Care & Wellness, Logistics & Transportation Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B United States, Israel San Francisco, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Arthur Ventures SaaS & Software, Information Technology, Business & Professional Services, Data & Analytics, Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Series A, Series C United States, Canada Minneapolis, Minnesota, United States Venture Capital 70 Subscribe to Unlock Subscribe to Unlock Unknown
Reach Capital EdTech and Training, Health Care & Wellness, Workforce Development, SaaS & Software, Business & Professional Services Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B United States San Francisco, California, United States Venture Capital 128 Subscribe to Unlock Subscribe to Unlock Roadrunners (top-tier operators and founders who co-invest alongside Reach Capital)
Haymaker Ventures Financial Services & FinTech, Blockchain & Cryptocurrency, SaaS & Software, Enterprise Applications, Blockchain - Industry Applications Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A United States, Ecuador, France, Israel San Francisco, California, United States Venture Capital 15 Subscribe to Unlock Subscribe to Unlock Unknown
Sequoia Capital Energy, Financial Services & FinTech, Health Care & Wellness, Information Technology, SaaS & Software Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Growth United States, China, India Menlo Park, California, United States Venture Capital 1605 Subscribe to Unlock Subscribe to Unlock Lightspeed Venture Partners, In-Q-Tel, 8VC, Pantera Capital, Kleiner Perkins
Index Ventures SaaS & Software, Financial Services & FinTech, Artificial Intelligence, Information Technology, Business & Professional Services Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C, Series D Europe, United States, Israel London, England, United Kingdom Venture Capital 1200 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Accel, Lightspeed Venture Partners, Greylock Partners, Benchmark
Kaszek Financial Services & FinTech, EdTech and Training, E-Commerce & Retail, SaaS & Software, Apps & Platforms Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C South America, United States, Brazil, Argentina, Mexico, Uruguay Sao Paulo, Sao Paulo, Brazil Venture Capital 124 Subscribe to Unlock Subscribe to Unlock Unknown
New Enterprise Associates Health Care & Wellness, Information Technology, SaaS & Software, Biotechnology, Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C, Series D United States, Europe, Asia Menlo Park, California, United States Venture Capital 450 Subscribe to Unlock Subscribe to Unlock ARCH Venture Partners, Foresite Labs, Lux Capital, Lightspeed Venture Partners, Sequoia Capital
Holly Ventures Cyber Security & Privacy Subscribe to Unlock Subscribe to Unlock March, 2026 $100k-$250k Seed United States, San Francisco San Francisco, California, United States Venture Capital 10 Subscribe to Unlock Subscribe to Unlock Unknown
Bessemer Artificial Intelligence, Biotechnology, Cyber Security & Privacy, Financial Services & FinTech, SaaS & Software Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A, Series B, Series C North America, Europe, Israel, India San Francisco, California, United States Venture Capital 390 Subscribe to Unlock Subscribe to Unlock Unknown
Nava Ventures Artificial Intelligence, SaaS & Software, Financial Services & FinTech, Health Care & Wellness, Data & Analytics Subscribe to Unlock Subscribe to Unlock March, 2026 $10M-$20M Series A United States San Francisco, California, United States Venture Capital 15 Subscribe to Unlock Subscribe to Unlock Union Square Ventures, Andreessen Horowitz, Sequoia Capital, Lightspeed Venture Partners
Inoca Capital Partners Data & Analytics, Artificial Intelligence, Health Care & Wellness, Marketing, Advertising & Sales, SaaS & Software Subscribe to Unlock Subscribe to Unlock March, 2026 $10M-$20M Series B, Series C, Series D United States Park City, Utah, United States Private Equity 4 Subscribe to Unlock Subscribe to Unlock Unknown
Emergence Capital SaaS & Software, Artificial Intelligence, Business & Professional Services, Financial Services & FinTech, Information Technology Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A United States, San Francisco San Francisco, California, United States Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Unknown
DCVC Artificial Intelligence, Biotechnology, Agriculture & Farming, Cyber Security & Privacy, Energy Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A, Growth United States Palo Alto, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Dimension Biotechnology, Artificial Intelligence, Software & Platforms, Data & Analytics, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C, Series D United States, New York New York, New York, United States Venture Capital 21 Subscribe to Unlock Subscribe to Unlock Unknown
Kayyak Ventures Health Care & Wellness, Financial Services & FinTech, Mining Technology, SaaS & Software, GreenTech & Sustainability Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B Latin America, United States, Europe Santiago, Chile Venture Capital 30 Subscribe to Unlock Subscribe to Unlock Unknown
Marlinspike Aerospace, Artificial Intelligence, Autonomy & Robotics, Cyber Security & Privacy Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B United States Arlington, Virginia, United States Venture Capital 20 Subscribe to Unlock Subscribe to Unlock Unknown
Team8 Cyber Security & Privacy, Artificial Intelligence, Financial Services & FinTech, SaaS & Software, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B United States, Israel Tel Aviv, Israel Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Microsoft, Walmart, Cisco, Barclays, Moody's
Accel SaaS & Software, Information Technology, Financial Services & FinTech, Health Care & Wellness, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C, Series D United States, United Kingdom, India, China Palo Alto, California, United States Venture Capital 1133 Subscribe to Unlock Subscribe to Unlock Y Combinator, Sequoia Capital, Tiger Global Management, Insight Partners, Lightspeed Venture Partners
Stripe Financial Services & FinTech, Information Technology, Web & Internet Platforms, Payment Solutions Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C United States, Europe, Asia, Australia, South America South San Francisco, California, United States Corporate VC 60 Subscribe to Unlock Subscribe to Unlock Unknown
Peterson Ventures SaaS & Software, E-Commerce & Retail, Financial Services & FinTech, Health Care & Wellness, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock March, 2026 $100k-$250k Seed United States Salt Lake City, Utah, United States Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Unknown
Data Point Capital SaaS & Software, Artificial Intelligence, Financial Services & FinTech, E-Commerce & Retail, Data & Analytics Subscribe to Unlock Subscribe to Unlock March, 2026 $500k-$1M Series A, Series B United States Boston, Massachusetts, United States Venture Capital 67 Subscribe to Unlock Subscribe to Unlock Blu Venture Investors, FINTOP Capital, Osage Venture Partners, Bullpen Capital, Forum Ventures
Andreessen Horowitz Artificial Intelligence, Biotechnology, Blockchain & Cryptocurrency, Financial Services & FinTech, Gaming Subscribe to Unlock Subscribe to Unlock March, 2026 $500k–$1M Pre-seed, Seed, Series A, Series B, Growth, Late-stage North America, United States Menlo Park, California, United States Venture Capital 1000 Subscribe to Unlock Subscribe to Unlock Thrive Capital, General Catalyst, Alumni Ventures, Sequoia Capital, Accel
Draper Associates Artificial Intelligence, Robotics & Automation, Biotechnology, Blockchain & Cryptocurrency, Aerospace & Space Subscribe to Unlock Subscribe to Unlock March, 2026 $250k-$500k Angel, Pre-Seed, Seed Global, United States San Mateo, California, United States Venture Capital 400 Subscribe to Unlock Subscribe to Unlock Andreessen Horowitz, Sequoia Capital, Founders Fund, Lightspeed Venture Partners, Accel
Menlo Ventures Artificial Intelligence, Biotechnology, Cyber Security & Privacy, Financial Services & FinTech, SaaS & Software Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A, Series B United States, Canada Menlo Park, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Anthropic
Peak XV SaaS & Software, Artificial Intelligence, Financial Services & FinTech, E-Commerce & Retail, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B India, Southeast Asia Bangalore, Karnataka, India Venture Capital 400 Subscribe to Unlock Subscribe to Unlock Unknown
Mozilla Artificial Intelligence, Cyber Security & Privacy, Apps & Platforms, SaaS & Software, Information Technology Subscribe to Unlock Subscribe to Unlock March, 2026 $250k-$500k Pre-Seed, Seed, Series A, Series B, Series C, Series D North America, Europe, Asia, Australia San Francisco, California, United States Venture Capital 45 Subscribe to Unlock Subscribe to Unlock Unknown
MedVenture Partners Biotechnology, Health Care & Wellness, Medical Devices (inferred under Electronics & Devices), Science & Engineering Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C Japan, United States Tokyo, Tokyo, Japan Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
Two Bear Capital Biotechnology, Bioinformatics, Healthcare IT, Artificial Intelligence, Cyber Security & Privacy Subscribe to Unlock Subscribe to Unlock February, 2026 $1M-$10M Seed, Series A United States Whitefish, Montana, United States Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, Greylock Partners
Also Capital Robotics & Automation (categorize under Robotics as not listed, choose closest: Science & Engineering), Artificial Intelligence, Health Care & Wellness, Manufacturing, Energy Subscribe to Unlock Subscribe to Unlock February, 2026 $250k-$500k Pre-Seed, Seed, Series A, Series C Unknown New York, New York, United States Venture Capital 14 Subscribe to Unlock Subscribe to Unlock Unknown
Storm Ventures SaaS & Software, Artificial Intelligence, Cyber Security & Privacy, Enterprise Infrastructure, Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock February, 2026 $1M-$10M Seed, Series A, Series B United States, South Korea, Germany, Israel Palo Alto, California, United States Venture Capital 285 Subscribe to Unlock Subscribe to Unlock Norwest, Insight Partners, Industry Ventures, Y Combinator, 500 Global
Greylock Partners Artificial Intelligence, Cyber Security & Privacy, SaaS & Software, Financial Services & FinTech, Apps & Platforms Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Pre-Seed, Seed, Series A United States Menlo Park, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, Accel, Benchmark, Battery Ventures
Edison Partners SaaS & Software, Financial Services & FinTech, Health Care & Wellness, Marketplace Subscribe to Unlock Subscribe to Unlock February, 2026 $10M-$20M Series B, Series C, Series D United States, Nashville, TN Nashville, Tennessee, United States Private Equity 40 Subscribe to Unlock Subscribe to Unlock Unknown
Matter Semiconductors, Artificial Intelligence, Biotechnology, HardTech, Advanced Manufacturing Subscribe to Unlock Subscribe to Unlock February, 2026 $500k-$1M Seed, Series A, Series B United States, Taiwan, Japan San Francisco, California, United States Venture Capital 10 Subscribe to Unlock Subscribe to Unlock TSMC, America's Frontier Fund, ATW Partners
Correlation Ventures Advertising, Data & Analytics, GreenTech & Sustainability, Cyber Security & Privacy, SaaS & Software Subscribe to Unlock Subscribe to Unlock February, 2026 $100k-$1M Pre-Seed, Seed, Series A, Series B, Series C, Series D United States San Francisco, California, United States Venture Capital 400 Subscribe to Unlock Subscribe to Unlock Unknown
Crosslink Capital Business & Professional Services, SaaS & Software, Financial Services & FinTech, Information Technology, Data & Analytics Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A North America, United States, San Francisco, Menlo Park San Francisco, California, United States Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
Watsco Ventures Business & Professional Services, SaaS & Software, Information Technology, E-Commerce & Retail, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock February, 2026 $1M-$10M Seed, Series A United States, Canada Miami, Florida, United States Venture Capital 4 Subscribe to Unlock Subscribe to Unlock FJ Labs, Overture Climate VC, Prelude Ventures, SJF Ventures, VoLo Earth Ventures
SJF Ventures Health Care & Wellness, GreenTech & Sustainability, SaaS & Software, Information Technology, Business & Professional Services Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Series A, Series B, Series C United States Durham, North Carolina, United States Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
Point72 Financial Services & FinTech, Artificial Intelligence, SaaS & Software, Data & Analytics, Media & Content Creation Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B, Series C United States, Europe, Middle East New York, New York, United States Venture Capital 130 Subscribe to Unlock Subscribe to Unlock Andreessen Horowitz, Gaingels, SVB, Y Combinator
Thrive Capital Enterprise, Financial Services & FinTech, Health Care & Wellness, SaaS & Software, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock March, 2026 $10M-$50M Seed, Series A, Series B United States, Europe, Latin America New York, New York, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Gatemore Capital Management Media & Content Creation, Technology, Sports & Fitness Tech, Consumer & Retail, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock February, 2026 $10M-$20M Series B, Series C, Series D North America, Europe New York, New York, United States Other 30 Subscribe to Unlock Subscribe to Unlock Unknown
Shield Capital Artificial Intelligence, Cyber Security & Privacy, Aerospace & Autonomy (classified under Miscellaneous), SaaS & Software, Data & Analytics Subscribe to Unlock Subscribe to Unlock February, 2026 $500k-$1M Pre-Seed, Seed, Series A United States, San Francisco San Francisco, California, United States Venture Capital 15 Subscribe to Unlock Subscribe to Unlock Unknown
Bain Capital Ventures Financial Services & FinTech, E-Commerce & Retail, Apps & Platforms, Artificial Intelligence, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C United States San Francisco, California, United States Venture Capital 400 Subscribe to Unlock Subscribe to Unlock Unknown
TTV Capital Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Seed, Series A, Series B United States Atlanta, Georgia, United States Venture Capital 75 Subscribe to Unlock Subscribe to Unlock Unknown
Prelude Ventures Built Environment, Carbon Management, Compute, Food & Agriculture, Energy Subscribe to Unlock Subscribe to Unlock February, 2026 $1M–$10M Pre-seed, Seed, Series A, Series B United States San Francisco, California, United States Venture Capital 170 Subscribe to Unlock Subscribe to Unlock Building Ventures, Climactic, Climate Capital, Collaborative Fund, Designer Fund
Elevation Capital Consumer Tech, Financial Services & FinTech, SaaS & Software, Artificial Intelligence, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B India Gurgaon, Haryana, India Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
Khosla Ventures Artificial Intelligence, Health Care & Wellness, GreenTech & Sustainability, SaaS & Software, Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock March, 2026 $1M–$10M Pre-seed, Seed, Series A, Series B, Growth United States, Global Menlo Park, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Eclipse Construction, Energy, Health Care & Wellness, Manufacturing, Robotics Subscribe to Unlock Subscribe to Unlock March, 2026 $1M-$10M Seed, Series A, Series B, Series C United States, North America Palo Alto, California, United States Venture Capital 211 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, NEA, Lux Capital, DCVC

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