Oncopatch
Boulder, US · Founded 2023 · Delaware corporation · 2 known investors
OncoPatch develops a non-invasive medical patch that delivers low-energy beta therapy to treat non-melanoma skin cancers, including basal and squamous cell carcinomas. The single-application treatment is administered in a physician's office and targets cancer cells while sparing healthy tissue.
Founders & leadership
Oncopatch was founded in 2023 by David Westerly, Quentin Diot, Frederic Sarazin, and Jeramy Zimmerman.
DW

David WesterlyCo-founder & CEO
QD

Quentin DiotCo-founder
FS

Frederic SarazinCo-founder
JZ

Jeramy ZimmermanCo-founder
Board
BM

Investors · 2
Reported raises · per SEC filings
Form D private placements$418.8K disclosed across 1 round · 2025
▶$418.8KraisedDec 2025 · 5 investors · OtherRule 506(b)
▶$418.8KraisedDec 2025 · 5 investors · Other
Rule 506(b)Officers, directors & promoters on the filing
- Quentin DiotExecutive Officer, Promoter
- Frederic SarazinExecutive Officer, Director, Promoter
- David Clark WesterlyExecutive Officer, Director, Promoter
- Bill MillerDirector
- Jeramy ZimmermanExecutive Officer, Promoter
- Offering amount
- $2M
- Amount sold
- $418.8K
- First sale
- Oct 2025
- Incorporated
- Corporation, Delaware, 2023
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 1
by search overlapCompanies competing with Oncopatch for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Oncopatch do?
- OncoPatch develops a non-invasive medical patch that delivers low-energy beta therapy to treat non-melanoma skin cancers, including basal and squamous cell carcinomas. The single-application treatment is administered in a physician's office and targets cancer cells while sparing healthy tissue.
- Who founded Oncopatch?
- Oncopatch was founded by David Westerly, Quentin Diot, Frederic Sarazin, Jeramy Zimmerman in 2023.
- Who are Oncopatch's investors?
- Oncopatch's investors include FirstMile Ventures, MINES VENTURE.
- How much funding has Oncopatch raised?
- Oncopatch has disclosed $418.8K raised across 1 round.
- Where is Oncopatch headquartered?
- Oncopatch is headquartered in Boulder, US.