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

Last update to database: May 18, 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.

See Live Data

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

This data is delayed by 4 weeks. Subscribe for instant access to real-time funding rounds and contact data.

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
Bessemer Artificial Intelligence, Biotechnology, Cyber Security & Privacy, Financial Services & FinTech, SaaS & Software Subscribe to Unlock Subscribe to Unlock May, 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
Samsung Next Artificial Intelligence, Financial Services & FinTech, Blockchain & Cryptocurrency, SaaS & Software, Electronics & Devices Subscribe to Unlock Subscribe to Unlock May, 2026 $10M-$20M Seed, Series A, Series B United States, Israel Mountain View, California, United States Venture Capital 316 Subscribe to Unlock Subscribe to Unlock Alumni Ventures, SoftBank Vision Fund
Andreessen Horowitz Artificial Intelligence, Biotechnology, Blockchain & Cryptocurrency, Financial Services & FinTech, Gaming Subscribe to Unlock Subscribe to Unlock May, 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
Aviano Ventures Healthcare & Wellness, Information Technology, Data & Analytics, Artificial Intelligence, SaaS & Software Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A North America, United States Naples, Florida, United States Family Office 5 Subscribe to Unlock Subscribe to Unlock Flare Capital Partners, Sands Capital, Next Level Ventures, Empactful Capital, Freestyle
Sequoia Capital Energy, Financial Services & FinTech, Health Care & Wellness, Information Technology, SaaS & Software Subscribe to Unlock Subscribe to Unlock May, 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
HubSpot SaaS & Software, Financial Services & FinTech, Artificial Intelligence, Apps & Platforms, Data & Analytics Subscribe to Unlock Subscribe to Unlock May, 2026 $500k-$1M Seed, Series A, Series B Global Boston, United States Corporate VC 40 Subscribe to Unlock Subscribe to Unlock CapitalG, Sequoia Capital, First Round Capital, BoxGroup, Meritech Capital
Sands Capital Information Technology, SaaS & Software, Financial Services & FinTech, Artificial Intelligence, Biotechnology Subscribe to Unlock Subscribe to Unlock April, 2026 $10M-$20M Series A, Series B, Series C, Series D North America, Europe, Asia Arlington, Virginia, United States Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
GOOSE Capital Artificial Intelligence, SaaS & Software, Hardware, Financial Services & FinTech, Energy Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Seed, Series A United States, Houston Houston, Texas, United States Venture Capital 20 Subscribe to Unlock Subscribe to Unlock Unknown
Shine Capital Business & Professional Services, Hardware, Financial Services & FinTech, Media & Content Creation, Environmental Services (B2B) Subscribe to Unlock Subscribe to Unlock May, 2026 $250k-$500k Pre-Seed, Seed, Series A United States, Israel New York, New York, United States Venture Capital 69 Subscribe to Unlock Subscribe to Unlock BoxGroup, Andreessen Horowitz, Lux Capital, Quiet Capital, Union Square Ventures
Khosla Ventures Artificial Intelligence, Health Care & Wellness, GreenTech & Sustainability, SaaS & Software, Financial Services & FinTech Subscribe to Unlock Subscribe to Unlock May, 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
Emmeline Ventures Health Care & Wellness, Financial Services & FinTech, GreenTech & Sustainability, SaaS & Software, Apps & Platforms Subscribe to Unlock Subscribe to Unlock April, 2026 $50k-$500k Pre-Seed, Seed, Series A, Series B United States Los Angeles, California, United States Venture Capital 27 Subscribe to Unlock Subscribe to Unlock Unknown
Scout Ventures Artificial Intelligence, Robotics, Cyber Security & Privacy, Quantum Computing, Aerospace & Defense Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Seed, Series A United States Austin, Texas, United States Venture Capital 85 Subscribe to Unlock Subscribe to Unlock AVAIN Ventures, Decisive Point, Red Swan Ventures, Alumni Ventures, Vanedge Capital
Hanover Energy, Data & Analytics, SaaS & Software, Hardware, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A United States Portola Valley, California, United States Venture Capital 37 Subscribe to Unlock Subscribe to Unlock Climate Capital, Andreessen Horowitz, Founders Fund, Sequoia Capital, Y Combinator
Y Combinator Apps & Platforms, SaaS & Software, Artificial Intelligence, Biotechnology, EdTech and Training Subscribe to Unlock Subscribe to Unlock May, 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)
Washington Harbour Technology, Media, Communications, Financial Services & FinTech, Business & Professional Services, Cyber Security & Privacy Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Series B, Series C, Series D United States Arlington, Virginia, United States Private Equity 55 Subscribe to Unlock Subscribe to Unlock Unknown
Susquehanna Asia Venture Capital SaaS & Software, Financial Services & FinTech, Cyber Security & Privacy, E-Commerce & Retail, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Seed, Series A, Series B Asia, United States, India, Singapore, Indonesia, Malaysia, Philippines, Taiwan, Vietnam Hong Kong, Hong Kong Venture Capital 350 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Accel, Matrix Partners, Lightspeed, Tiger Global
500 Global SaaS & Software, Financial Services & FinTech, Artificial Intelligence, Health Care & Wellness, EdTech and Training Subscribe to Unlock Subscribe to Unlock May, 2026 $100k-$250k Pre-Seed, Seed, Series A North America, Asia, Europe, Middle East Palo Alto, California, United States Venture Capital 2600 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Y Combinator, Techstars, Accel Partners, Lightspeed Venture Partners
Ambit Health Ventures Health Care & Wellness, Biotechnology, SaaS & Software, Business & Professional Services, Science & Engineering Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A United States Newton, Massachusetts, United States Venture Capital 6 Subscribe to Unlock Subscribe to Unlock Boutique Venture Partners, Graphene Ventures, Harvard Business School Alumni Angels, HealthTech Capital, Princeton Alumni Angels
Better Ventures SaaS & Software, Artificial Intelligence, Biotechnology, GreenTech & Sustainability, Food & Drink Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Pre-Seed, Seed United States Oakland, California, United States Venture Capital 119 Subscribe to Unlock Subscribe to Unlock Gaingels, 6Climate Capital, SOSV, IndieBio, Plug and Play Tech Center
Spark Capital Enterprise Applications, Artificial Intelligence, Financial Services & FinTech, Web3 & Blockchain & Cryptocurrency, Marketplaces Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Seed, Series A, Series B United States, San Francisco, Boston, New York City San Francisco, California, United States Venture Capital 326 Subscribe to Unlock Subscribe to Unlock SV Angel, Tiger Global Management, SoftBank Vision Fund, Andreessen Horowitz
Conifer Infrastructure Partners Energy, Natural Resources, Manufacturing, GreenTech & Sustainability, Science & Engineering Subscribe to Unlock Subscribe to Unlock April, 2026 $10M-$20M Series B North America, United States Pittsburgh, Pennsylvania, United States Private Equity 20 Subscribe to Unlock Subscribe to Unlock Breakthrough Energy Ventures, Eni Next, Add Ventures by SCG, Autodesk Foundation
Touring Capital Artificial Intelligence, SaaS & Software, Business & Professional Services Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Series B, Series C United States San Francisco, California, United States Venture Capital 10 Subscribe to Unlock Subscribe to Unlock Unknown
Flare Capital Health Care & Wellness, SaaS & Software Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Seed, Series A, Series B United States, Boston Boston, Massachusetts, United States Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Unknown
Harpoon Artificial Intelligence, Cyber Security & Privacy, SaaS & Software, Aerospace & Defense (classified under deep tech), Energy Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B United States, San Diego San Diego, California, United States Venture Capital 60 Subscribe to Unlock Subscribe to Unlock a16z, Lightspeed, major pensions and endowments
Base10 Partners Financial Services & FinTech, SaaS & Software, Enterprise Applications, Artificial Intelligence, Business & Professional Services Subscribe to Unlock Subscribe to Unlock May, 2026 $1M–$10M Seed, Series A United States, San Francisco San Francisco, California, United States Venture Capital 128 Subscribe to Unlock Subscribe to Unlock Tiger Global Management, Y Combinator, Andreessen Horowitz, SVB, Headline
M12 Microsoft's Venture Fund Artificial Intelligence, Cloud Infrastructure, Cyber Security & Privacy, SaaS & Software, Gaming Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Seed, Series A, Series B, Series C United States Phoenix, Arizona, United States Corporate VC 100 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, Accel, Insight Partners, Tiger Global Management
Kindred Ventures Artificial Intelligence, GreenTech & Sustainability, Financial Services & FinTech, Health Care & Wellness, Logistics & Transportation Subscribe to Unlock Subscribe to Unlock April, 2026 $100k-$250k Pre-Seed, Seed United States, France, Brazil, United Kingdom San Francisco, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Foreground Capital Health Care & Wellness, Biotechnology, SaaS & Software, Financial Services & FinTech, Data & Analytics Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Angel, Seed, Series A United States San Francisco, California, United States Venture Capital 24 Subscribe to Unlock Subscribe to Unlock RH Capital, Echo Health Ventures, True Ventures
Kindred Capital VC Artificial Intelligence, Health Care & Wellness, Robotics, SaaS & Software, Business & Professional Services Subscribe to Unlock Subscribe to Unlock May, 2026 $100k-$250k Pre-Seed, Seed United Kingdom, Europe London, London, United Kingdom Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Lightspeed, Index Ventures, Accel
Costanoa Ventures Artificial Intelligence, Cyber Security & Privacy, Financial Services & FinTech, SaaS & Software, Science & Engineering Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A United States San Francisco, California, United States Venture Capital 70 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, Accel, Greylock Partners, Bessemer Venture Partners
SNZ Capital Financial Services & FinTech, Blockchain & Cryptocurrency, Artificial Intelligence, Gaming, Infrastructure & Middleware Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Pre-Seed, Seed, Series A Global (not explicitly specified but inferred from portfolio spread) Ronkonkoma, New York, United States Venture Capital 200 Subscribe to Unlock Subscribe to Unlock Chainlink, Hashkey Capital, Waterdrip Capital, Animoca Brands, Galaxy Digital
Nextech Invest Biotechnology, Health Care & Wellness, Science & Engineering Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B United States, Europe Zurich, Switzerland Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Unknown
Parameter Ventures SaaS & Software, Information Technology, Business & Professional Services, Data & Analytics, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock April, 2026 $100k-$250k Pre-Seed, Seed, Series A United States, North America New York, New York, United States Venture Capital 45 Subscribe to Unlock Subscribe to Unlock Alumni Ventures, AMEX Ventures, Bloomberg Beta, Contour Venture Partners, IBM Ventures
Techstars Apps & Platforms, Artificial Intelligence, SaaS & Software, Financial Services & FinTech, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock April, 2026 $250k-$500k Pre-Seed, Seed, Series A North America, Europe, Middle East, Africa, Asia, Australia New York City, New York, United States Accelerator 3700 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Accel, Bessemer Ventures, Lightspeed Venture Partners, First Round Capital
General Catalyst Artificial Intelligence, Health Care & Wellness, Financial Services & FinTech, SaaS & Software, Enterprise Subscribe to Unlock Subscribe to Unlock May, 2026 $1M–$10M Seed, Series A, Series B, Growth North America, Europe, Asia Cambridge, Massachusetts, United States Venture Capital 800 Subscribe to Unlock Subscribe to Unlock GC Famiglia (community of CEOs, founders, partners, policymakers)
Moneta Ventures Business & Professional Services, Financial Services & FinTech, Energy, Information Technology, SaaS & Software Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A, Series B United States, California, Texas Folsom, California, United States Venture Capital 83 Subscribe to Unlock Subscribe to Unlock Growth Factory, Alumni Ventures, Capital Factory, LiveOak Ventures, Y Combinator
The Raine Group Media & Content Creation, Gaming, Financial Services & FinTech, SaaS & Software, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock May, 2026 $10M-$20M Series A, Series B, Series C North America, Europe, Asia New York, New York, United States Private Equity 40 Subscribe to Unlock Subscribe to Unlock SoftBank Group, Mubadala Investment Company, William Morris Endeavor, Forstmann, Masayoshi Son
Chemistry SaaS & Software, Artificial Intelligence, Financial Services & FinTech, Information Technology Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Pre-Seed, Seed, Series A, Series B United States San Francisco, California, United States Venture Capital 100 Subscribe to Unlock Subscribe to Unlock Unknown
Benchmark SaaS & Software, Artificial Intelligence, Enterprise Software, Marketplaces, Consumer Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Seed, Series A, Series B United States San Francisco, California, United States Venture Capital 70 Subscribe to Unlock Subscribe to Unlock Sequoia Capital, Andreessen Horowitz, Accel, Greylock Partners, Lightspeed Venture Partners
RA Capital Health Care & Wellness, Biotechnology, Medical Devices, Pharmaceuticals, Life Sciences Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A, Series B, Series C North America, Europe, Asia Boston, Massachusetts, United States Venture Capital 40 Subscribe to Unlock Subscribe to Unlock Flagship Pioneering, Spark Capital, Perceptive Advisors, Bain Capital Life Science
Airtree SaaS & Software, Information Technology, Artificial Intelligence, Financial Services & FinTech, EdTech and Training Subscribe to Unlock Subscribe to Unlock May, 2026 $250k-$500k Seed, Series A, Series B, Series C Australia, New Zealand Surry Hills, New South Wales, Australia Venture Capital 120 Subscribe to Unlock Subscribe to Unlock Skip Capital, Blackbird Ventures, Saniel Ventures, Athletic Ventures, OneVentures
Peak XV SaaS & Software, Artificial Intelligence, Financial Services & FinTech, E-Commerce & Retail, Health Care & Wellness Subscribe to Unlock Subscribe to Unlock May, 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
Future Back Ventures Artificial Intelligence, SaaS & Software, Financial Services & FinTech, Information Technology, Business & Professional Services Subscribe to Unlock Subscribe to Unlock April, 2026 $100k-$250k Pre-Seed, Seed, Series A, Series B North America, Europe, Asia San Francisco, California, United States Venture Capital 18 Subscribe to Unlock Subscribe to Unlock Sequoia, Andreessen Horowitz, Accel
Altos Ventures SaaS & Software, Consumer, Mobile, Enterprise Software Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A, Series B, Series C United States, South Korea, Global Burlingame, California, United States Venture Capital 50 Subscribe to Unlock Subscribe to Unlock Unknown
Renegade Partners Artificial Intelligence, SaaS & Software, Financial Services & FinTech, Enterprise, Consumer Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A, Series B, Series C United States, North America San Francisco, California, United States Venture Capital 23 Subscribe to Unlock Subscribe to Unlock Matchstick Ventures, Costanoa Ventures, Conviction Capital, Andreessen Horowitz, Thrive Capital
Morningside Life Sciences, Health Care & Wellness, SaaS & Software, Information Technology, Consumer Subscribe to Unlock Subscribe to Unlock April, 2026 $10M-$20M Seed, Series A, Series B United States, China, United Kingdom Newton, Massachusetts, United States Venture Capital 162 Subscribe to Unlock Subscribe to Unlock Ally Bridge Group, others
Quantonation Artificial Intelligence, Semiconductor, Science & Engineering, Financial Services & FinTech, Cyber Security & Privacy Subscribe to Unlock Subscribe to Unlock April, 2026 $1M-$10M Seed, Series A, Series B France, United States, Canada, Germany, United Kingdom Paris, Ile-de-France, France Venture Capital 37 Subscribe to Unlock Subscribe to Unlock Bpifrance, European Union, Allectus Capital
AlleyCorp Software & SaaS, Information Technology, High Tech, Enterprise Applications, Consumer Subscribe to Unlock Subscribe to Unlock May, 2026 $1M–$10M Seed, Series A United States, Canada, United Kingdom New York, New York, United States Venture Capital 157 Subscribe to Unlock Subscribe to Unlock Andreessen Horowitz, ff Venture Capital, Bobcat
Basis Set Artificial Intelligence, SaaS & Software, Data & Analytics, Manufacturing, Robotics Subscribe to Unlock Subscribe to Unlock May, 2026 $1M-$10M Pre-Seed, Seed, Series A United States Silicon Valley, California, United States Venture Capital 54 Subscribe to Unlock Subscribe to Unlock Soma Capital, Liquid 2 Ventures, Y Combinator, Accel, Notable Capital
WndrCo Future of Work, Cybersecurity, Consumer Technology, Developer Infrastructure, Artificial Intelligence Subscribe to Unlock Subscribe to Unlock April, 2026 $500k-$1M Seed, Series A, Series B United States Redwood City, California, United States Venture Capital 102 Subscribe to Unlock Subscribe to Unlock Andreessen Horowitz, Khosla Ventures

Looking to connect with active investors?

Get access to thousands of investors actively backing startups each month. Target firms by geography, stage, industry focus, and more.

investor-insights-banner

Other Recently Funded Startups Lists

  • Updated List of Top Active Seed Investors & VCs Funding Startups in the US in 2025

    Updated on May 18, 2026

    Read More
  • Updated List of Top Active Pre-Seed Investors & VCs Funding Startups in the US in 2025

    Updated on May 18, 2026

    Read More
  • Updated List of Top Active Investors & VCs Funding AI Startups in the US in 2025

    Updated on May 18, 2026

    Read More
  • Top Active Investors & VCs Funding Fintech Startups in the US in 2025

    Updated on May 18, 2026

    Read More
  • List of Recently Funded Series A Startups for 2025

    Updated on May 18, 2026

    Read More
logo

Revli delivers weekly updated databases of recently funded startups and investors, complete with verified contact details, so you can close more deals and raise capital faster.

Copyright© 2025, Revli Inc. All Rights Reserved