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

  • Jun 2026investment
    NFX published an investment memo explaining why it backed Altro Health, describing the company as a 'clinical Shopify for wellness.' James Currier authored the piece. nfx.com
  • Apr 2026investment
    Gizmo, an NFX-backed AI learning app, raised a $22M Series A after reaching 13M users. nfx.com
  • Apr 2026investment
    Q-Factor raised a $24M Seed round to scale quantum computing. NFX is listed among backers. nfx.com
  • Apr 2026investment
    Starcloud, an NFX portfolio company, raised a $170M Series A at a $1.1B valuation. nfx.com
  • Mar 2026investment
    Centivax raised $37M to advance a universal flu vaccine. NFX is a backer. nfx.com
  • Mar 2026investment
    Rocketlane closed a $60M Series C. NFX participated alongside Insight Partners. tracxn.com
  • Feb 2026press
    Palo Alto Networks acquired NFX-backed Israeli cybersecurity startup Koi for $400M, roughly one year after Koi's founding. nfx.com
  • Oct 2025fundraise
    NFX closed Fund IV at $325M, targeting roughly 50 new pre-seed and seed investments with average initial checks of $4–5M. The fund focuses on AI infrastructure, cybersecurity, developer tools, and crypto/fintech convergence. everythingstartups.com
  • Jul 2026product
    Gigi 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 2026investment
    F2 raised $24M with NFX participating, targeting AI for private credit. tracxn.com
  • Jun 2026press
    James Currier published an NFX investment memo on Altro Health, described as a clinical Shopify for wellness. nfx.com
  • Apr 2026investment
    NFX-backed Starcloud raised a $170M Series A, reaching a $1.1B valuation. nfx.com

Notable investments

Key people

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Sources

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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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Generated by briefthecall.com from public web sources. Last updated August 22, 2026. Each claim is linked to its source above.

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