Layer Health
Boston, US · Founded 2022 · Delaware corporation · 58 employees on LinkedIn · 4 known investors
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Layer Health builds AI tools for hospitals and health systems that automate clinical registry abstraction and custom quality-metric extraction across service lines such as cardiovascular, surgery, and oncology. Its platform also supports clinical guidance, including guideline-aligned care pathways and site-of-care optimization by reasoning over the full clinical record.
Founders & leadership
Layer Health was founded in 2022 by David A. Sontag, Luke Murray, and Divya Gopinath.
Board


Investors · 4
How we know: Flare Capital Partners's portfolio page · a partner's Signal profile · funding news · press coverage · Not right? Tell us
How we know: GV (Google Ventures)'s portfolio page · a partner's Signal profile · board seat on SEC Form D · press coverage · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: a partner's Signal profile · funding news · press coverage · the VCSheet dataset · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$29.5M disclosed across 1 round · 2024
▶$29.5MraisedDec 2025 · 10 investors · Other Health CareRule 506(b)
- David A. SontagExecutive Officer, Director
- Lynne O'KeefeDirector
- Anthony PhilippakisDirector
- Offering amount
- $29.5M
- Amount sold
- $29.5M
- First sale
- Dec 2024
- Incorporated
- Corporation, Delaware, 2022
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
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In the news
Frequently asked questions
- What does Layer Health do?
- Layer Health builds AI tools for hospitals and health systems that automate clinical registry abstraction and custom quality-metric extraction across service lines such as cardiovascular, surgery, and oncology. Its platform also supports clinical guidance, including guideline-aligned care pathways and site-of-care optimization by reasoning over the full clinical record.
- Who founded Layer Health?
- Layer Health was founded by David A. Sontag, Luke Murray, Divya Gopinath in 2022.
- Who are Layer Health's investors?
- Layer Health's investors include East Post Road Ventures, Flare Capital Partners, GV (Google Ventures), Define Ventures.
- How much funding has Layer Health raised?
- Layer Health has disclosed $29.5M raised across 1 round.
- Where is Layer Health headquartered?
- Layer Health is headquartered in Boston, US.



