Overview
News
Salaries
Products
People
Growth
Offices
Financials
Funding and backers
Total raised
$20M
1 round on record
Latest round
$20M
Seed · Sep 2026 · this month
Backers
1
Compound
The money's age
Fresh money
0 months since the last round · not hiring
Momentum
35/100
in the news, fresh money
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Sep 17
Raised a round Seed $20M · led by Quiet Capital · YahooFinance
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Seed | Sep 2026 | $20M | Quiet Capital lead, Gradient, Haystack, Compound | YahooFinance |
Backed byfrom the funds' portfolios and accelerator catalogs
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Overview
Connect with Our Team. Polyphron trains frontier AI models to manufacture and simulate donor-diverse human tissues to create the critical verification substrate for human biology.
News
Polyphron Raises $20M to Build Physical Verification Layer for AI-Driven Biology
NEW YORK, September 17, 2026--Polyphron, a company building artificial human biology to transform drug development and treat disease, announced $20M in seed financing led by Quiet Capital, with participation from Gradient, Haystack, and Compound. Polyphro
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Financials
Total raised
$20M
Latest round
Seed
Funding rounds
1
Funding rounds
| Round | Announced | Amount | |
|---|---|---|---|
| Seed | 2026 | $20M | Details |

Compound 




