Last updated 2026-07-23
- Acquired by Venus Medtech for $100M, Sep 2018
- Raised $14M Series B led by OrbiMed, Apr 2014
Total raised
$14.0M
Last: Undisclosed Round 2014-05
Stage
Acquired
Founded
2004
Headcount
35
HQ
Caesarea, Israel
Sector
Health Tech & Life Sciences
About
Keystone Heart is a medical device company that develops and manufactures cerebral embolic protection devices. The company's focus is on reducing the risk of stroke, neurocognitive decline, and dementia caused by brain emboli associated with cardiovascular procedures such as TAVR, surgical valve replacement, and atrial fibrillation ablation. Their TriGuard product pipeline is designed to help interventional cardiologists, electrophysiologists, and cardiac surgeons preserve brain reserve in patients undergoing these procedures. Keystone Heart is headquartered in Israel, with US operations in Tampa, FL.
Funding history · 1 round · $14.0M total
2014-04
B Round
$14.0M
★ OrbiMed
Headcount over time
From 22 (2018-06) to 35 (2020-10) · +13 (+59%) · 5 points · source: Finder history + radar grounding
Q&A
- What is Keystone Heart's primary focus?
- Keystone Heart is a medical device company that develops and manufactures cerebral embolic protection devices to reduce the risk of stroke, neurocognitive decline, and dementia caused by brain emboli during cardiovascular procedures.
- When was Keystone Heart founded?
- Keystone Heart was founded in November 2004.
- How much funding has Keystone Heart raised in total?
- Keystone Heart has raised a total of $14,000,000 USD.
- When was Keystone Heart's last funding round and who was an investor?
- Keystone Heart's last funding round was in May 2014, with OrbiMed as an investor.
- What is the current status of Keystone Heart?
- Keystone Heart was acquired by Venus Medtech in December 2018 and is currently inactive.
- Where is Keystone Heart's headquarters located?
- Keystone Heart's headquarters is located in Caesarea, Israel.
- What is the employee count for Keystone Heart?
- Keystone Heart has an employee count in the 11-50 range.
- Who is the President & CEO of Keystone Heart?
- Chris Richardson is the President & CEO of Keystone Heart.
Team · 1
Dov Shimoni
Founder · Founder
Sectors & technology
Primary sector
Health Tech & Life Sciences
Sub-sectors
Health Tech & Life SciencesMedical DevicesMedical Treatment & Therapeutics
Target customers
Healthcare & Life SciencesHealthcareProviders
Business model
B2B
Tags
medical-devicesstrokesurgical-instrumentspreventionsurgerystentcardiovascularvalveshospitalscardiologydoctorshealthcare-providers
Full data — links, identifiers, deals & radar signals (jobs, patents, research, more)
External links
| Website | keystoneheart.com |
|---|---|
| linkedin.com/company/2768313 | |
| facebook.com/KeystoneHeart | |
| YouTube | youtube.com/channel/UCr7tTs4LKUgogQ8m1xebo1A |
Identifiers & details
| Founded | 2004-11 |
|---|---|
| Employees (exact) | 35 |
| Offices | Tampa |
| Status reason | Acquired (Inactive) by Venus Medtech on Dec 2018 - closed due to acquisition |
Acquisitions & public offerings
Acquired by Venus Medtech 2018-09 $100.0M
Radar intelligence
Patents
| EPO | 18 |
|---|
Web history (Wayback)
| Domain | keystoneheart.com |
|---|
Israeli Companies Registrar (רשם החברות / ICA)
| Registrar # (ח.פ.) | 513609230 |
|---|---|
| Status | פעילה |
| Corp type | ישראלית חברה פרטית |
| Incorporated | 2004-11-17 |
| Purpose | לעסוק בסוגי עיסוק שפורטו בתקנון |
| Liability | מוגבלת |
| In violation (unfiled) | no |
| Last annual report | 2026 |
| Active charges / liens | 0 |
| Registry events | 1 — annual_report (1) |
| Registered address | חלמיש 15 קיסריה |
Recent registry events
| Date | Event |
|---|---|
| 2026-07-06 | דו~ח שנתי |