Fundraising Fox

Memento Medicines

Boston, US · Founded 2025 · Delaware corporation · 5 known investors

Privately-held biotech company developing biologic therapies for retinal diseases

Biotech

Founders & leadership

ZS
Zach ScheinerDirector
WD
William Daley BonificioExecutive Officer, Promoter
MK
Megan KrenchDirector
SB
Stephen Basil ThomasExecutive Officer, Promoter
DH
Dmitrij HristodorovDirector
NM
Naveen Manu DaryaniExecutive Officer, Director, Promoter
VK
Vishal KapoorDirector

Investors · 5

Sanofi VenturesCambridge · $5M
Avego BioScience CapitalreportedAlpharetta
Forbionreported · 2 sourcesNaardenvia Dmitrij Hristodorov · board
RA Capitalreported · 2 sourcesBostonvia Zach Scheiner · board
Samsara BioCapitalreportedPalo Alto

Reported raises · per SEC filings

Form D private placements
▶$38MraisedJun 2026 · 7 investors · Biotechnology
Rule 506(b)
Memento Medicines launches with $93 million Series A to advance Tie2-activating bispecific for retinal disease | Ophthalmology Times - Clinical Insights for Eye Specialistsophthalmologytimes.com · Jun 2026Memento Medicines Raises $93M in Series A Fundingfinsmes.com · Jun 2026
Officers, directors & promoters on the filing
  • Zach ScheinerDirector
  • William Daley BonificioExecutive Officer, Promoter
  • Megan KrenchDirector
  • Stephen Basil ThomasExecutive Officer, Promoter
  • Dmitrij HristodorovDirector
  • Naveen Manu DaryaniExecutive Officer, Director, Promoter
  • Vishal KapoorDirector
Offering amount
$93M
Amount sold
$38M
First sale
Jun 2026
Incorporated
Corporation, Delaware, 2025
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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