Fundraising Fox

Andson Biotech

YC W22

Atlanta, US · Founded 2021 · Delaware corporation · 4 employees · 1 known investors

andsonbiotech.com ↗

Andson Biotech develops analytical tools for the analysis of biotherapeutics, aimed at supporting the discovery and development of biologic drugs.

BiotechDeep TechHealthtechGene TherapyHard TechHealthcareTherapeuticsin /andson-biotech/@ycombinatorycombinator.com ↗

Founders & leadership· Y Combinator alumni (W22)

MCMason Chilmonczyk
Mason ChilmonczykinFounder
JF
Jim FilippiniExecutive Officer
AF
Andrei FedorovDirector
TO
Thomas O'BrienDirector
JR
James RossDirector
GE
Glenn EpsteinDirector

Investors · 1

Y CombinatorSan Francisco · $500K

Reported raises · per SEC filings

Form D private placements
▶$4.7MraisedOct 2025 · 29 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrei FedorovDirector
  • Mason ChilmonczykExecutive Officer, Director
  • Jim FilippiniExecutive Officer
  • Thomas O'BrienDirector
  • Glenn EpsteinDirector
  • James RossDirector
Offering amount
$5M
Amount sold
$4.7M
First sale
Oct 2025
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$3.6MraisedMar 2024 · 37 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrei FedorovDirector
  • Mason ChilmonczykExecutive Officer, Director
  • Thomas O'BrienDirector
  • James RossDirector
Offering amount
$3.6M
Amount sold
$3.6M
Minimum investment
$5K
Proceeds to insiders
$250K
First sale
Mar 2024
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

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