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Andreessen Horowitz

Andreessen Horowitz Seed Fund I-B, L.P.

Late investment period

Late investment period: first sale Apr 2022, per Form D (fund age approximates vintage)

No contact route found yet.

Vintage
2022
Fund size
$33.71M to $36.6M (Form D and SEC adviser filing)
Stages
Seed
Sectors
Not stated
Regions
Not stated

01 · Thesis

Invests in seed to growth-stage technology companies across AI, bio and healthcare, consumer, crypto, enterprise, fintech, games, infrastructure, and companies building toward American dynamism.Inferred from the firm's website

02 · Initial check

$337K to $610K (estimated from fund size)

Estimated from Form D and SEC adviser filing

03 · Who to approach

Named on this fund's Form D

  • Marc Andreessen, Managing Member of the General Partner
  • Ben Horowitz, Managing Member of the General Partner

04 · Deals

No deals attributed to this fund yet.

05 · Evidence

  • Firm-wideAndreessen Horowitz invests in seed to growth-stage technology companies across AI, bio and healthcare, consumer, crypto, enterprise, fintech, games, infrastructure, and companies building toward American dynamism.

    We invest in seed to venture to growth-stage technology companies, across AI, bio + healthcare, consumer, crypto, enterprise, fintech, games, infrastructure, and companies building toward American dynamism.
    https://a16z.com/about/

06 · Sources

  1. https://a16z.com/about/
  2. https://www.sec.gov/Archives/edgar/data/1878882/000187888222000001/

Last verified: Oct 28, 2026