Fundraising Fox

Spiral Therapeutics

South San Francisco, US · Founded 2016 · Delaware corporation · 1 known investors

BiotechHealthtech

Founders & leadership

WT
WARREN THALERDirector
ED
Eugene de JuanExecutive Officer, Director
AA
ANTHONY ADAMISDirector
FG
FREDERIC GUERARDDirector
JP
JEAN-FREDERIC PAULSENDirector
GJ
Guy Jean Savoir GarciaDirector
HP
Hugo PerisExecutive Officer, Director
DX
DIAMANTIS XYLASDirector
AM
ANGELA MACFARLANEDirector
GN
Guy NohraDirector
LF
Lawrence FritzDirector

Investors · 1

Alta PartnersreportedJackson · $1M – $12Mvia Guy Nohra · board

Reported raises · per SEC filings

Form D private placements
▶$27.1MraisedApr 2026 · 34 investors · Pharmaceuticals
Rule 506(b)
Officers, directors & promoters on the filing
  • WARREN THALERDirector
  • EUGENE DE JUANExecutive Officer, Director
  • ANTHONY ADAMISDirector
  • FREDERIC GUERARDDirector
  • JEAN-FREDERIC PAULSENDirector
  • GUY JEAN SAVOIR GARCIADirector
  • HUGO PERISExecutive Officer, Director
  • DIAMANTIS XYLASDirector
  • ANGELA MACFARLANEDirector
Offering amount
$27.1M
Amount sold
$27.1M
First sale
Sep 2025
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$10.9MraisedFeb 2023 · 48 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • EUGENE DE JUANDirector
  • GUY P. NOHRADirector
  • ANGELA MACFARLANEDirector
  • GUY JEAN SAVOIR GARCIADirector
  • ANTHONY ADAMISDirector
  • HUGO PERISExecutive Officer, Director
  • DIAMANTIS XYLASDirector
Offering amount
$10.9M
Amount sold
$10.9M
First sale
Oct 2022
Incorporated
Corporation, Delaware
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$8.5MraisedDec 2018 · 38 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Eugene de JuanDirector
  • Guy Jean Savoir GarciaDirector
  • Hugo PerisExecutive Officer, Director
  • Guy NohraDirector
  • Lawrence FritzDirector
Offering amount
$12.9M
Amount sold
$8.5M
First sale
Dec 2018
Incorporated
Corporation, Delaware, 2016
Federal exemptions
06b
Full filing on SEC EDGAR ↗

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