HeartFlow Holding
NASDAQ: HTFLMountain View, US · Founded 2021 · Delaware corporation · 1 known investors
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HeartFlow develops AI-powered software that analyzes coronary CT scans to diagnose and assess coronary artery disease by quantifying blood flow, plaque volume, and plaque composition for cardiologists and radiologists. The platform has been applied to over 600,000 patients and is used across more than 1,400 accounts in the United States.
Founders & leadership
HeartFlow Holding was founded in 2021 by Charles Taylor.

Board

Investors · 1
Reported raises · per SEC filings
Form D private placements$314.2M disclosed across 3 rounds · 2023–2025
▶$50MraisedApr 2025 · 15 investors · Other Health CareRule 506(b)
- Jeff LightcapDirector
- Casey TanseyDirector
- Charles TaylorDirector
- John FarquharExecutive Officer, Director
- Nicholas DowningDirector
- Lonnie SmithDirector
- Tim BarabeDirector
- Vikram VergheseExecutive Officer
- Julie CullivanDirector
- William WeldonDirector
- Wayne RileyDirector
- Offering amount
- $50M
- Amount sold
- $50M
- First sale
- Mar 2025
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$48.4MraisedFeb 2025 · 79 investors · Other Health CareRule 506(b)
- Vikram VergheseExecutive Officer
- Tim BarabeDirector
- Nicholas DowningDirector
- John FarquharExecutive Officer, Director
- Julie CullivanDirector
- Casey TanseyDirector
- Charles TaylorDirector
- Wayne RileyDirector
- William WeldonDirector
- Lonnie SmithDirector
- Jeff LightcapDirector
- Offering amount
- $75M
- Amount sold
- $48.4M
- First sale
- Jan 2025
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
▶$215.9MraisedApr 2023 · 40 investors · Other Health CareRule 506(b)
- Wayne RileyDirector
- Casey TanseyDirector
- Monica TelladoExecutive Officer
- John FarquharExecutive Officer, Director
- Julie CullivanDirector
- William WeldonDirector
- Charles TaylorExecutive Officer, Director
- Nicholas DowningDirector
- Jeff LightcapDirector
- Lonnie SmithDirector
- Tim BarabeDirector
- Offering amount
- $215.9M
- Amount sold
- $215.9M
- Sales commissions
- $3.5M
- Proceeds to insiders
- $855.1K
- Placement agents
- J.P. MORGAN SECURITIES LLC
- First sale
- Mar 2023
- Incorporated
- Corporation, Delaware, 2021
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Frequently asked questions
- What does HeartFlow Holding do?
- HeartFlow develops AI-powered software that analyzes coronary CT scans to diagnose and assess coronary artery disease by quantifying blood flow, plaque volume, and plaque composition for cardiologists and radiologists. The platform has been applied to over 600,000 patients and is used across more than 1,400 accounts in the United States.
- Who founded HeartFlow Holding?
- HeartFlow Holding was founded by Charles Taylor in 2021.
- Who are HeartFlow Holding's investors?
- HeartFlow Holding's investors include US Venture Partners.
- How much funding has HeartFlow Holding raised?
- HeartFlow Holding has disclosed $314.2M raised across 3 rounds.
- Where is HeartFlow Holding headquartered?
- HeartFlow Holding is headquartered in Mountain View, US.


