HeartFlow has raised $936M across multiple funding rounds. Headquartered in Redwood City, California, United States, HeartFlow uses CT images and high-performance computing to generate patient-specific 3D models of coronary blood flow (HeartFlow Analysis), improving diagnostic accuracy and reducing unnecessary invasive procedures. Funding supported clinical validation, regulatory filing, and hospital adoption programs, allowing HeartFlow to expand globally and establish itself as a non-invasive, cost-effective cardiovascular diagnostic leader.
Keep reading to learn how HeartFlow advances CT-based coronary analysis and clinical decision-making.
What Is HeartFlow and What Does It Do?
HeartFlow, founded in 2007 by Charles Taylor and John Stevens, is a healthcare analytics company based in Redwood City, California, United States.
HeartFlow employs 428 people and delivers CT-derived 3D coronary blood-flow analyses to assess coronary artery disease non-invasively. Its service combines imaging, cloud computing, and clinical evidence to guide treatment decisions, supporting hospitals, imaging centers, and payers in improving patient outcomes while reducing unnecessary invasive procedures.
How Much Funding Has HeartFlow Raised?
1. Series F
- Amount Raised: $98.4M
- Date: Mar 27, 2025
- Lead Investors: Fidelity, Janus Henderson, Bain Capital Life Sciences, Hayfin, USVP, HealthCor, Capricorn, Martis Capital
- Purpose: Clinical adoption, regulatory progress, and commercial scale
2. Series F
- Amount Raised: $216M
- Date: Mar 02, 2023
- Lead Investors: Bain Capital Life Sciences, Janus Henderson, Baillie Gifford, Capricorn, Hayfin, HealthCor, Martis Capital, USVP, Wellington
- Purpose: Expand global commercialization and evidence generation
3. Series E
- Amount Raised: $65M
- Date: Jun 13, 2019
- Purpose: Scale clinical trials and product commercialization
Total Funding Raised: $936M
Latest Funding Date: Mar 2025
Key Investors
- Bain Capital Life Sciences
- Details: Life-sciences focused investment firm backing therapeutics and healthcare tech
- Focus Areas: Medtech, diagnostics, therapeutics
- Notable Investments: Aveo Oncology, Clovis, Abcam, HeartFlow
- USVP (U.S. Venture Partners)
- Details: Early and growth-stage firm investing in healthcare and enterprise tech
- Focus Areas: Healthtech, biotech, software
- Notable Investments: Rocket Lab, Nutanix, HeartFlow, Proofpoint, Blue Constellation
- Fidelity Investments
- Details: Large institutional investor active in late-stage private rounds
- Focus Areas: Healthcare, tech, growth equity
- Notable Investments: Moderna, Snowflake, HeartFlow, DoorDash, Unity
- Janus Henderson
- Details: Global asset manager with healthcare and growth mandates
- Focus Areas: Life sciences, medtech, enterprise
- Notable Investments: Various late-stage biotech and medtech companies
- Capricorn
- Details: Thematic investor focused on sustainability and health innovation
- Focus Areas: Healthcare, climate tech, deep tech
- Notable Investments: Planetary health and health-tech companies
Where Is HeartFlow’s Headquarters?
HeartFlow is headquartered in Redwood City, California, United States, near leading medical centers and imaging research institutions.
What’s Next for HeartFlow?
HeartFlow plans to expand coverage and reimbursement, deepen clinical evidence, and scale hospital adoption programs with a focus on improved patient outcomes and reduced invasive procedures.
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