Skip to content

Quiet Capital

VC fundVerified by OSH — Confirmed by at least two independent sources or a primary document (filing, official announcement).

Quiet Capital is a vc fund. It joined 2 rounds tracked by OSH in the last 90 days.

What they look for

Based on deals tracked by OSH, Quiet Capital invests across venture-backed technology companies, with recent deal activity including lead investments in later-stage growth rounds.

Stages
Growth
Leads rounds
Yes

Derived from deals tracked by OSH, not published by the investor.

Activity

2
Deals, 90 days
2
Deals, 12 months
1
Led, 12 months
$86.5M
Median disclosed round

Frequent co-investors:OpenAI Startup FundFounders FundModern CapitalGolden VenturesPanache Ventures

Computed from OSH Rounds. A deal is a round the investor led or joined.

Portfolio from OSH Rounds

  • Oct 8 · Seed

    Polyphron$20M

    Led by Quiet Capital · with Haystack, +2

    1 source

  • Sep 27 · Undisclosed stage

    Biossil$153M

    Led by OpenAI Startup Fund · with Founders Fund, +6

    1 source

Questions and answers

What stages does Quiet Capital invest in?

Quiet Capital invests at Growth (derived by OSH from its deals).

How active is Quiet Capital?

In OSH Rounds, Quiet Capital joined 2 rounds in the last 90 days and 2 in the last 12 months, leading 1.

Does Quiet Capital lead rounds?

Yes, Quiet Capital leads rounds.

Something wrong? Suggest a correction.

Sources

  1. 1.Biossil hits unicorn status with new OpenAI-led financing — BetaKit, Sep 28, 2026
  2. 2.Polyphron Raises $20M to Predict Drug Toxicity in Human Tissue Before Clinical Trials — AlleyWatch, Oct 9, 2026
  3. 3.OSH Investors — OSH Investors

Verified by OSH — Confirmed by at least two independent sources or a primary document (filing, official announcement).Last verified Oct 15, 2026