Company lists · Data refreshed September 2026

Top 25 Implantable cardioverter defibrillator makers based in the United States

RevenueBase identified 97 company matches for implantable cardioverter defibrillator makers associated with the United States as of September 2026 and tracks 23,324 professional contacts across them, including 9,679 with verified work emails. Houston is the largest hub.

This list covers company matches for implantable cardioverter defibrillator makers associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
97Companies
23,324Contacts tracked
9,679Verified emails
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The 25 largest implantable cardioverter defibrillator makers based in the United States

Ranked by team size
Top 25 of 97 company matches for implantable cardioverter defibrillator makers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIrvine, CA, United StatesHQ recorded Sep 20, 202610001+13,007 contacts →

Exact match

“Edwards Lifesciences (NYSE: EW), is the leading global structural heart innovation company, driven by a passion to improve patient lives.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchMinneapolis, MN, United StatesHQ recorded Sep 20, 2026201-500260 contacts →

Exact match

“CVRx is a commercial stage, public (NASDAQ: CVRX) medical devices company located in Minneapolis, Minnesota.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchLake Oswego, OR, United StatesHQ recorded Sep 20, 2026201-500216 contacts →

Exact match

“Micro Systems Engineering, Inc.(MSEI), with its main office in Lake Oswego, Oregon, is is a pioneer in developing innovative implantable medical device technologies and devices…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchDeerfield, WI, United StatesHQ recorded Sep 20, 2026201-500208 contacts →

Exact match

“Cardiac Science is now part of the ZOLL® Medical Family.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchClearwater, FL, United StatesHQ recorded Sep 20, 2026201-500205 contacts →

Exact match

“PaceMate is the market-leading, tech-enabled cardiac device monitoring platform serving integrated delivery networks and academic health systems nationwide.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSunnyvale, CA, United StatesHQ recorded Sep 20, 202651-200136 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchMt. Laurel, NJ, United StatesHQ recorded Sep 20, 2026201-500119 contacts →

Exact match

“RhythMedix is a fully integrated cardiac monitoring company with in-house device manufacturing, software development, and U.S-based monitoring services.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchMilwaukee, WI, United StatesHQ recorded Sep 20, 2026201-500109 contacts →

Exact match

“For over 30 years, Mortara Instrument, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchFramingham, MA, United StatesHQ recorded Sep 20, 2026501-1,000109 contacts →

Exact match

“HeartWare is a global Class medical device company dedicated to creating revolutionary technology for the treatment of heart failure, which enable patients to get back to life.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchBraintree, MA, United StatesHQ recorded Sep 20, 202651-200108 contacts →

Exact match

“Founded in 2009, PrepMD stands at the forefront of cardiac healthcare solutions, renowned for blending clinical expertise with technological innovation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchBurnsville, MN, United StatesHQ recorded Sep 20, 202651-200100 contacts →

Exact match

“Imricor Medical Systems, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchMilpitas, CA, United StatesHQ recorded Sep 20, 202651-20091 contacts →

Exact match

“Elixir Medical is a medical device company committed to transforming care for patients with heart and vascular disease through innovation.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchMarlborough, MA, United StatesHQ recorded Sep 20, 202651-20086 contacts →

Exact match

“At CardioFocus, we specialize in providing electrophysiologists with innovative and effective tools that bring new levels of precision and control to the treatment of complex…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchRedmond, WA, United StatesHQ recorded Sep 20, 202611-5080 contacts →

Exact match

“Fukuda Denshi’s innovative technologies always have a strong impact around the world with our Electrocardiographs, Patient Monitoring Systems, and other medical engineering…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchJohns Creek, GA, United StatesHQ recorded Sep 20, 202651-20078 contacts →

Exact match

“At Zywie, we’re redefining how cardiac data translates into clinical insight.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchSaratoga Springs, NY, United StatesHQ recorded Sep 20, 202651-20071 contacts →

Exact match

“Cardiac RMS, Remote Monitoring Solutions, is an award-winning CIED remote monitoring service provider that partners with physician practices to best manage their remote device…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchCarlsbad, CA, United StatesHQ recorded Sep 20, 202651-20068 contacts →

Exact match

“Acutus Medical is a dynamic arrhythmia care company focused on developing distinct, innovative technologies that provide physicians and patients with improved results.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchCardiff-by-the-sea, CA, United StatesHQ recorded Sep 20, 202611-5062 contacts →

Exact match

“Field Medical is a clinical-stage medical technology company focused on advancing pulsed field ablation (PFA) for the treatment of cardiac arrhythmias, including ventricular…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchSt. Paul, MN, United StatesHQ recorded Sep 20, 202651-20055 contacts →

Exact match

“Rhythm Express is at the forefront of cardiac monitoring technology, uniting compassionate care with innovative solutions to improve the quality of life for cardiac patients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchEatontown, NJ, United StatesHQ recorded Sep 20, 202651-20053 contacts →

Exact match

“Avertix is committed to advancing life-sustaining patient care and the long-term management of Advanced Cardiovascular Disease through innovation, clinical science, and…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchBellevue, WA, United StatesHQ recorded Sep 20, 202611-5051 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchPasadena, CA, United StatesHQ recorded Sep 20, 202611-5044 contacts →

Exact match

“Ventric Health is a healthcare technology company and medical device provider transforming clinical interventions in cardiovascular health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchSan Diego, WA, United StatesHQ recorded Sep 20, 202611-5043 contacts →

Exact match

“Vektor Medical is redefining how arrhythmias are understood and treated.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchBurlington, MA, United StatesHQ recorded Sep 20, 202611-5039 contacts →

Exact match

“CoreMap exists to improve patient outcomes by delivering advanced diagnostic technology to electrophysiologists and patients.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchDexter, MI, United StatesHQ recorded Sep 20, 202611-5036 contacts →

Exact match

“Founded in 1991, with the specific aim of commercializing intellectual property related to artificial heart and lung technologies from the University of Michigan, MC3 has grown to…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 97 implantable cardioverter defibrillator makers based in the United States

See the full list, filter by size, metro and specialty, and access 9,679 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Implantable cardioverter defibrillator makers based in the United States at a glance

As of Sep 20, 2026
41.5%Verified-email coverage
240.5Average contacts per company
11-50Median size (employees)
4.1%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
32
51-200
23
201-500
6
501-1,000
2
1,001-5,000
4
10001+
4

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 97 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “implantable cardioverter defibrillator makers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 9,679 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “implantable cardioverter defibrillator makers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many implantable cardioverter defibrillator makers are there based in the United States?

RevenueBase identified 97 company matches for implantable cardioverter defibrillator makers associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Edwards Lifesciences tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most implantable cardioverter defibrillator makers?

Houston leads with 4 company records, followed by Irvine (4) and Deerfield (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,679 professional contacts with verified work emails tracked across these 97 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.