Series A
Series A VCs — funds leading priced rounds at $5M–$25M for startups with product-market fit and early traction. The graduation round.
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Top VCs investing in Series A
View all VCs →Andreessen Horowitz
Menlo Park, CA
Sequoia Capital
Menlo Park, CA
Accel
Palo Alto, CA
Benchmark
San Francisco, CA
Index Ventures
San Francisco / London
Lightspeed Venture Partners
Menlo Park, CA
GV (Google Ventures)
Mountain View, CA
Bessemer Venture Partners
San Francisco, CA
Greylock Partners
Menlo Park, CA
NEA (New Enterprise Associates)
Menlo Park, CA
Founders Fund
San Francisco, CA
Khosla Ventures
Menlo Park, CA
General Catalyst
Cambridge, MA
Union Square Ventures
New York, NY
Ribbit Capital
Palo Alto, CA
Kleiner Perkins
Menlo Park, CA
Felicis Ventures
Menlo Park, CA
Spark Capital
San Francisco, CA
Atomico
London, UK
Balderton Capital
London, UK
Recent investment signals
USV is investing in open protocols and infrastructure for AI agents, including technologies enabling permissionless composition and agent-native capabilities.
Source: History Rhymes?Kleiner Perkins launched KP22, a $1 billion early-stage fund to back AI companies building new products, platforms, and categories from the ground up.
Source: Our New Funds: KP22 and KP Select IVKleiner Perkins featured Armadin, an AI-powered cybersecurity company using machine learning to perform continuous vulnerability detection and red teaming at scale, covering 100% of attack surface vs. traditional 1% coverage.
Source: EP 4 | From 1% Coverage to Continuous Security TestingKleiner Perkins invested in Armadin, an AI-powered offensive cybersecurity platform founded by Kevin Mandia that automates penetration testing and vulnerability assessment at scale.
Source: Armadin: The Ultimate AttackerKleiner Perkins announced partnership with Gambit, an AI-native resilience platform that measures and ensures business continuity against cyberattacks and infrastructure failures.
Source: Gambit: Digital Continuity That Never ExpiresKleiner Perkins invested in Lotus AI, an AI-powered primary care platform that integrates medical records, lab results, and wearable data to provide AI-assisted healthcare guidance powered by real doctors.
Source: Lotus AI: AI Doctor Powered by Real Doctors To Fix Primary CareRapidus recruiting strategy includes 'reverse importing' of Japanese engineers who emigrated to US or left domestic industry, plus training young engineers at IBM facilities in Albany (Titan project) to build specialized workforce.
Source: なぜ北海道は「新しい台湾」なのかEarly-stage SaaS adoption was emerging in Japan when SmartHR was founded, with opportunities to build Japanese versions of successful US SaaS models like Zenefits.
Source: 146億円セカンダリーはどう決まったのか──日本最大ディールの裏側VITL raised $7.5M for its e-prescribing marketplace targeting cash-pay clinics, capitalizing on GLP-1 medication demand.
Source: Riding the GLP-1 boom, VITL lands $7.5M to overhaul cash-pay clinic prescribingAndreessen Horowitz led a $35M Series A investment in Y Combinator graduate Glimpse following the company's pivot.
Source: After pivoting, Y Combinator grad Glimpse raises $35M led by a16zStartups in Series A
All startups →Frequently asked questions
What round size do Series A VCs typically lead?
Series A-focused funds invest at the check size and valuation range typical for the stage. Open each firm's profile for fund-specific details.
Can I filter Series A VCs by region?
Yes — combine this stage hub with a region hub (e.g. /regions/japan) to get Series A × region.
When should I reach out to a Series A VC?
Series A-focused funds usually lead once you've hit the traction milestones standard for the stage. Read each firm's most recent investment signals to infer their bar.