ClearNote Health
San Diego, US · Founded 2016 · Delaware corporation · 1 known investors
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ClearNote Health develops DNA-based blood tests (the Avantect line for pancreatic, ovarian, and multi-cancer detection) aimed at detecting cancer at early stages in patients at elevated risk. It also offers Virtuoso, an epigenomics platform that measures disease biology and therapy response from a blood draw for drug discovery and development.
Founders & leadership

Board
Investors · 1
Also in the syndicate · 1
Funding
SEC filings, press & company announcements$143.1M disclosed across 3 rounds · 2019–2026
- $52MSeries DMay 2026 · 4 sources
Mattias Westman (lead)
Source ↗
▶$21.8MraisedJun 2025 · 5 investors · BiotechnologyRule 506(b)
- Tina NovaDirector
- David MullarkeyExecutive Officer, Director
- Samuel LevyExecutive Officer
- Johan Mattias WestmanDirector
- Stephen QuakeDirector
- Offering amount
- $60.5M
- Amount sold
- $21.8M
- First sale
- May 2025
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$69.3MraisedJun 2021 · 14 investors · BiotechnologyRule 506(b)
- Stephen QuakeDirector
- Tina NovaDirector
- Johan Mattias WestermanDirector
- Samuel LevyExecutive Officer
- Offering amount
- $71.6M
- Amount sold
- $69.3M
- First sale
- Mar 2019
- Incorporated
- Corporation, Delaware, 2016
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 5
by search overlapCompanies competing with ClearNote Health for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does ClearNote Health do?
- ClearNote Health develops DNA-based blood tests (the Avantect line for pancreatic, ovarian, and multi-cancer detection) aimed at detecting cancer at early stages in patients at elevated risk. It also offers Virtuoso, an epigenomics platform that measures disease biology and therapy response from a blood draw for drug discovery and development.
- How much funding has ClearNote Health raised?
- ClearNote Health has disclosed $143.1M raised across 3 rounds.
- Where is ClearNote Health headquartered?
- ClearNote Health is headquartered in San Diego, US.




