Pre-seed & seed VC, US
NFX
Venture capital firm · San Francisco · Founded 2017
Quick read
NFX is a pre-seed and seed venture firm founded in 2017, headquartered in San Francisco. It backs founders at day zero, typically writing $1M–$5M checks as the first institutional investor, and has deployed over $1B across more than 300 companies. The firm is built around a core thesis on network effects and pairs capital with proprietary software tools and educational content for founders.
Key facts
- Founded
- 2017
- Founders
- James Currier, Pete Flint, Stan Chudnovsky, Gigi Levy-Weiss
- Employees
- 129
- Sectors
- generalist, ai, fintech, healthcare, consumer
- Website
- www.nfx.com
Investment thesis
NFX leads pre-seed and seed rounds—often as the first institutional check—in startups where network effects can create durable competitive defensibility. The firm backs founders across AI, fintech, health, consumer, and deep tech, pairing capital with proprietary tools and content to accelerate company building from day zero.
Recent activity
- Jul 2026productGigi Levy-Weiss published 'How The Fastest AI-First Companies Really Work' and Pete Flint published two pieces — 'The Upgraded Go-to-Market Playbook' and 'The AI Wrapper is Dead: 3 Approaches to Verticalization for Early-Stage Startups' — on the NFX content platform. nfx.com
- Jun 2026investmentF2 raised $24M with NFX participating, targeting AI for private credit. tracxn.com
- Jun 2026pressJames Currier published an NFX investment memo on Altro Health, described as a clinical Shopify for wellness. nfx.com
- Apr 2026investmentNFX-backed Starcloud raised a $170M Series A, reaching a $1.1B valuation. nfx.com
- Apr 2026investmentNFX-backed Gizmo hit 13M users and raised a $22M Series A. nfx.com
- Mar 2026investmentImmuneBridge secured $7.7M with NFX participating to open a cell therapy manufacturing platform to biotech partners. tracxn.com
- Mar 2026investmentNFX-backed Centivax raised $37M to advance a universal flu vaccine. nfx.com
- Feb 2026pressPalo Alto Networks acquired NFX-backed Israeli startup Koi Security for $400M. Koi had raised a $38M Series A in Dec 2025. nfx.com
- Q1 2026pressNFX portfolio companies posted over $1.25B in announced follow-on capital across Q1 2026, spanning AI infrastructure, space, security, tech bio, fintech, and consumer sectors. il.linkedin.com
- Feb 2026investmentNebius acquired NFX portfolio company Tavily — an agentic web search and data extraction API — for $275 million. il.linkedin.com
- Oct 2025fundraiseNFX closed its fourth venture fund at $325 million. Fund IV targets roughly 50 new startups with average initial checks of $4–5 million, focusing on AI infrastructure, cybersecurity, DevOps, developer tools, and crypto/fintech convergence. everythingstartups.com
- May 2026leadershipAnastasia Budinskaya was promoted to Principal at NFX Bio, where she focuses on women's health, brain health, and longevity. linkedin.com
Notable investments
- StarcloudSeries A ($170M)Apr 2026nfx.com
- GizmoSeries A ($22M)Apr 2026nfx.com
- Q-FactorSeed ($24M)Apr 2026nfx.com
- ImmuneBridgeSeed ($7.7M)Mar 2026tracxn.com
- CentivaxUndisclosed ($37M)Mar 2026nfx.com
- F2Undisclosed ($24M)Jun 2026tracxn.com
- NovigSeries B ($75M)Mar 2026tracxn.com
- Koi SecurityAcquired by Palo Alto Networks ($400M)Feb 2026nfx.com
- PumpkinseedSeries AMay 2026tracxn.com
- GizmoSeries AApr 2026tracxn.com
- RocketlaneSeries CMar 2026tracxn.com
- TavilyAcquired by Nebius for $275MFeb 2026il.linkedin.com
Key people
Named individuals at the firm. We don't expose direct email or phone — use their LinkedIn for outreach.
- Gigi Levy-Weiss · General Partner
- James Currier · General Partner
- Pete Flint · General Partner
- Morgan Beller · General Partner
- Omri Amirav-Drory · General Partner
- Anna Piñol · Investor
- Daniel Museles · Partner
Sources
Other VCs in United States
- Sequoia Capital · Generalist VC, Menlo Park·
- Andreessen Horowitz · Generalist VC, Menlo Park·
- Benchmark Capital · Early-stage VC, San Francisco·
- Founders Fund · Contrarian VC, San Francisco·
- Khosla Ventures · Multi-stage VC, Menlo Park·
- Greylock Partners · Early-stage VC, Menlo Park
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Frequently asked
What is NFX?+
NFX is a pre-seed and seed venture firm founded in 2017, headquartered in San Francisco. It backs founders at day zero, typically writing $1M–$5M checks as the first institutional investor, and has deployed over $1B across more than 300 companies.
Where is NFX headquartered?+
NFX is headquartered in San Francisco, United States.
When was NFX founded?+
NFX was founded in 2017 by James Currier, Pete Flint, Stan Chudnovsky, Gigi Levy-Weiss.
What sectors does NFX invest in?+
NFX focuses on generalist, ai, fintech, healthcare, consumer. They primarily invest in these sectors.
How do I prepare for a meeting with NFX?+
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