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Heart Test Laboratories

NASDAQ: HSCS

Westlake, US · Texas corporation

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HeartSciences offers MyoVista Insights, a vendor-neutral platform that connects 12-lead ECG devices from over 30 manufacturers and lets healthcare providers run cleared AI-ECG algorithms, routing results into the patient chart via existing EHR workflows. It serves clinics and hospital systems in the cardiac diagnostics and health IT space.

AI & Machine LearningDigital HealthHealthtechMedical Devices

Founders & leadership

ASAndrew Simpson
Andrew SimpsonPresident, Chief Executive Officer and Chairman of the Board of Directors
MHMark Hilz
Mark HilzChief Operating Officer, Secretary and Director
DWDanielle Watson
Danielle WatsonChief Financial Officer and Treasurer

Board

KJ
Kavy JeffreyBoard director
DD
Drew DiazBoard director

Funding

SEC filings, press & company announcements

$21.5M disclosed across 10 of 14 rounds · 2014–2025

  • Undisclosed amountRegulation A OfferingJul 2025
    Source ↗
▶$1.1MraisedDec 2023 · 2 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Brian SzymczakDirector
  • Andrew SimpsonExecutive Officer, Director
  • Bruce BentDirector
  • Mark HilzExecutive Officer, Director
  • Danielle WatsonExecutive Officer
  • David R. WellsDirector
Offering amount
$1.1M
Amount sold
$1.1M
First sale
Nov 2023
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$935KraisedDec 2023 · 1 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Andrew SimpsonExecutive Officer, Director
  • Bruce BentDirector
  • Brian SzymczakDirector
  • Danielle WatsonExecutive Officer
  • Mark HilzExecutive Officer, Director
  • David R. WellsDirector
Offering amount
$935K
Amount sold
$935K
First sale
Nov 2023
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1MraisedSep 2023 · 1 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark HilzExecutive Officer, Director
  • David R. WellsDirector
  • Danielle WatsonExecutive Officer
  • Brian SzymczakDirector
  • Andrew SimpsonExecutive Officer, Director
  • Bruce BentDirector
Offering amount
$1M
Amount sold
$1M
First sale
Sep 2023
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$2MraisedDec 2021 · 18 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark Thomas HilzExecutive Officer
Offering amount
$4.4M
Amount sold
$2M
Minimum investment
$100K
Sales commissions
$94.5K
Proceeds to insiders
$16K
Placement agents
The Benchmark Company
First sale
Oct 2021
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$640KraisedOct 2021 · 14 investors · Other Health Care
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark Thomas HilzExecutive Officer
Amount sold
$640K
Minimum investment
$10K
Proceeds to insiders
$16K
First sale
Oct 2021
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$1.1MraisedFeb 2021 · 40 investors · Other Health Care
Officers, directors & promoters on the filing
  • Markq Thomas HilzExecutive Officer
Offering amount
$1.5M
Amount sold
$1.1M
Minimum investment
$10K
First sale
Jan 2021
Incorporated
Corporation, Texas
Federal exemptions
04
Full filing on SEC EDGAR ↗
▶$6.5MraisedDec 2019 · 50 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Mark HilzExecutive Officer
  • Andrew SimpsonExecutive Officer
  • John AdamsDirector
  • Patrick KanouffDirector
  • Brian SzymczakDirector
  • John OwenDirector
Offering amount
$6.5M
Amount sold
$6.5M
Minimum investment
$1K
Proceeds to insiders
$400K
First sale
Apr 2019
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗
▶$3.9MraisedDec 2019 · 44 investors · Biotechnology
Rule 506(b)
Officers, directors & promoters on the filing
  • Patrick KanouffDirector
  • John OwenDirector
  • John AdamsDirector
  • Mark HilzExecutive Officer
  • Andrew SimpsonExecutive Officer
  • Brian SzymczakDirector
Offering amount
$4M
Amount sold
$3.9M
Minimum investment
$1K
Proceeds to insiders
$400K
First sale
Mar 2018
Incorporated
Corporation, Texas
Federal exemptions
06b
Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Valuation · disclosed

Disclosed events
$34.1Mvaluation at IPOJun 2022 · $4.24/share · 424B4
filing ↗

Source: SEC prospectus filings, and round valuations the company or its investors disclosed — follow each entry's link for the claim.

Frequently asked questions

What does Heart Test Laboratories do?
HeartSciences offers MyoVista Insights, a vendor-neutral platform that connects 12-lead ECG devices from over 30 manufacturers and lets healthcare providers run cleared AI-ECG algorithms, routing results into the patient chart via existing EHR workflows. It serves clinics and hospital systems in the cardiac diagnostics and health IT space.
How much funding has Heart Test Laboratories raised?
Heart Test Laboratories has disclosed $21.5M raised across 10 of its 14 known rounds.
Where is Heart Test Laboratories headquartered?
Heart Test Laboratories is headquartered in Westlake, US.