Who invested in HeartFlow

8 rounds we have observed, with the 6 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

AIBiotechHealthcare

Valuation: $1.3B, Mar 2026

Funding summaryUpdated 26 Oct 2026

$586Mraised across 8 rounds since 2010, from 8 sources

$1.6MVenture$10MDebt$20MVenture$75MGrowth$105MGrowth$36MGrowth$240MSeries E$98MRound

Latest round: Round, $98MMar 2025
Biggest round: $240MSeries E · Feb 2018
Investors: 6

See who backed them

The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

20102012201420162018202020222024

$1.6MVenture$10MDebt$75MGrowth$105MGrowth$36MGrowth$240MSeries E$98MRound

First round: Venture, $1.6M
Biggest round: $240M
Usual gap between rounds: 12 months

The rounds

Mar 2025
Round$98M3 new1 returning
Source recordedSEC filing: $48M sold, first sale Jan 2025
Feb 2018
Series E$240M2 new
- Wellington Management
- Baillie Gifford & Company
Reported by FinSMEsSEC filing: $90M sold, first sale Nov 2017
Feb 2015
Growth$36M
No investor was named in the report.
From a historical funding recordSEC filing: $36M sold, first sale Jan 2015
Feb 2014
Growth$105M1 returning
- Capricorn Investment
From a historical funding recordSEC filing: $105M sold, first sale Dec 2011
Feb 2012
Growth$75M1 new
- Capricorn Investment
Reported by sec.govSEC filing: $75M sold, first sale Dec 2011
Feb 2011
Venture$20M
No investor was named in the report.
Reported by sec.govSEC filing: $20M sold, first sale Aug 2010
Jun 2010
Debt$10M
No investor was named in the report.
Reported by sec.govSEC filing: $14M sold, first sale Aug 2010
Apr 2010
Venture$1.6M
No investor was named in the report.
Reported by sec.gov

Founders and team

From HeartFlow's own website and the SEC filings it signed: 13 on the team.

Kathleen CareySenior Vice President, Operations
Heartflow TimelineCEO
Angela AhmadChief Legal & Compliance Officer
Justin CambraChief Technology Officer
Manish KapoorChief Product Officer
Mazi KianiChief Regulatory and Quality Officer
Nathan ChanChief Revenue Officer
Shivanth BhaskaranChief Commercial Operations and Customer Success Officer
Vikram VergheseChief Financial Officer
Charles A. TaylorExecutive Officer, Directori
Dana MeadExecutive Officer, Directori
H. Baird A. RadfordExecutive Officeri
Noemi C. EspinosaExecutive Officeri

On the board, as filediCasey A. TanseyJeff C. LightcapJohn A. StevensKent A. WalkerLonnie A. SmithWilliam A. Weldon

Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

Venture2010Debt2010Venture2011Growth2012Growth2014Growth2015Series E2018Round2025

Wellington Management

Capricorn InvestmentFidelity

Janus Henderson InvestorsBain Capital Life SciencesBaillie Gifford & Company

Everyone who backed them

Wellington ManagementVC firm2rounds

Capricorn InvestmentFamily office2rounds

FidelityVC firm1round

Janus Henderson InvestorsPrivate equity1round

Bain Capital Life SciencesPrivate equity1round

Baillie Gifford & Companyno record of our own yet1round

Missing a round, or an investor who was in one? Tell us.

Also claim to have backed them

These 6 firms list HeartFlow as a portfolio company on their own websites, but no report of a round names them. They are the firms' own claims, kept apart from the rounds above.

Emergent Medical PartnersVC firmPer its own site

Lifeforce CapitalVC firmPer its own site

3SPOKEPrivate creditPer its own site

InterAlpen PartnersPrivate equityPer its own site

Lotus CapitalGrowth equityPer its own site

Sweetwater Private EquityPrivate equityPer its own site

Quick answers about HeartFlow

Who invested in HeartFlow?

HeartFlow's investors include Wellington Management, Capricorn Investment, Fidelity, Janus Henderson Investors and Bain Capital Life Sciences, and 1 more on record.