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Solve Therapeutics

Belmont, US · Founded 2021 · 5 known investors

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Solve Therapeutics is a clinical-stage oncology biotech developing antibody-drug conjugates (ADCs) and radiopharmaceuticals for solid tumors, built around its CloakLink hydrophilic cleavable linker platform and an integrated diagnostic for patient selection. The company has two lead programs in Phase 1 clinical development.

Founders & leadership

DJ
David JohnsonChief Executive Officer
CK
Clayton KnoxPresident
KJKatti Jessen
Katti JessenSVP, Translational Sciences
YK
Yakov KoganHead of Operations
BLBrian Lannutti
Brian LannuttiResearch & Development Leadership
LM
Langdon MillerClinical Development Leadership
JSJeff Schaal
Jeff SchaalRadiopharmaceutical Discovery & Development Lead
MS
Mike SunCMC Leadership
JW
Jeff WatkinsProtein Engineering Leadership
JW
Jon WilliamsSVP of Finance

Board

PC
Peter ColabuonoBoard director
AC
Alan ColowickBoard director

Investors · 5

Reported raises · per SEC filings

Form D private placements

$162.1M disclosed across 3 rounds · 2021–2025

▶$48.2MraisedNov 2025 · 16 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Daniel McHughDirector
  • Langdon MillerExecutive Officer
  • David JohnsonExecutive Officer, Director
  • Clayton D. KnoxExecutive Officer
  • Robert MittendorffDirector
  • Alan ColowickDirector
  • Jason PittsDirector
  • Peter ColabuonoDirector
Offering amount
$120.5M
Amount sold
$48.2M
First sale
Nov 2025
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$50.4MraisedDec 2024 · 10 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter ColabuonoDirector
  • Langdon MillerExecutive Officer
  • Alan ColowickDirector
  • David JohnsonExecutive Officer, Director
  • Clayton D. KnoxExecutive Officer
  • Jason PittsDirector
Offering amount
$75.6M
Amount sold
$50.4M
First sale
Dec 2024
Incorporated
Corporation, Delaware, 2021
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$63.5MraisedJan 2022 · 11 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Peter ColabuonoDirector
  • Langdon MillerExecutive Officer
  • Alan ColowickDirector
  • David JohnsonExecutive Officer, Director
Offering amount
$126.5M
Amount sold
$63.5M
First sale
Dec 2021
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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Frequently asked questions

What does Solve Therapeutics do?
Solve Therapeutics is a clinical-stage oncology biotech developing antibody-drug conjugates (ADCs) and radiopharmaceuticals for solid tumors, built around its CloakLink hydrophilic cleavable linker platform and an integrated diagnostic for patient selection. The company has two lead programs in Phase 1 clinical development.
Who are Solve Therapeutics's investors?
Solve Therapeutics's investors include Decheng Capital, Matrix Capital Management, Yosemite, B Capital Group, B4 Capital.
How much funding has Solve Therapeutics raised?
Solve Therapeutics has disclosed $162.1M raised across 3 rounds.
Where is Solve Therapeutics headquartered?
Solve Therapeutics is headquartered in Belmont, US.