Heart Tech Capital — Pre-Seed & Seed VC Firm ($1.0M–$3.0M Checks)
Heart Tech Capital is a Pre-Seed, Seed venture capital firm based in Austin, TX investing in Healthcare, Other, AI / ML. The firm typically writes $1.0M–$3.0M checks and has 8 portfolio companies in our records.
- Check size
- $1.0M–$3.0M
- Portfolio
- 8 companies on record
- Partners
- 11 listed
- Stage
- Pre-Seed, Seed
- Sectors
- Healthcare, Other, AI / ML, Security
- HQ
- Austin, TX
- AUM
- Not in our records
Last verified: 2026-08-09
Pre-Seed, Seed
$1.0M – $3.0M
8+ companies
11 partners
Investment Thesis
Investing in next-gen cardiovascular HealthTech solutions with a focus on AI integration and remote monitoring.
How Heart Tech Capital invests
Heart Tech Capital is a vc firm based in Austin, TX. The firm invests at the Pre-Seed, Seed stages, with a focus on Healthcare, Other, AI / ML, Security. It does not invest in Consumer, Media.
Heart Tech Capital typically writes checks of $1.0M–$3.0M per investment.
Heart Tech Capital has backed 8 companies in our records, including CardioInsights, American Heart Association, Oleolive.
Partners & Team
Sam Hayes
GP
Industry Focus
Invests In
Does Not Invest In
Portfolio Companies (8)
Other
CardioInsights
American Heart Association
Oleolive
A biotechnology company developing therapeutics and cosmetic products utilizing oleocanthal to target Alzheimer's disease and skin aging.
RNvention
A medical device company that created the MultiNail, a specialized multi-tool designed to assist nurses with clinical tasks.
Swaybox Studios
An animation and technology studio using proprietary technology that blends physical puppetry, robotics, and real-time CGI.
SkyRunner
A manufacturer of a specialized, dual-purpose off-road vehicle and light-sport aircraft designed for recreation and defense.
Innolyzer Labs
A technology company that manufactures portable, highly accurate sensors for detecting and measuring hydrogen sulfide gas.
CyberReef Solutions
A provider of cloud-managed mobile private network and security solutions for businesses, government, and schools.
- •Raising at Pre-Seed, Seed? You're squarely in their sweet spot.
- •Lead with your fit in Healthcare, Other, AI / ML — the sectors they actively back.
- •Size your ask to their typical $1.0M – $3.0M check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Vera Graham, Executive Assistant.
- •A warm introduction beats a cold email. Get matched and request an intro.
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