Company lists · Data refreshed October 2026

Top 19 Cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers based in the United States

RevenueBase identified 43 company matches for cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers associated with the United States as of October 2026 and tracks 15,498 professional contacts across them, including 8,489 with verified work emails. Irvine is the largest hub.

This list covers company matches for cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers 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 October 23, 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 Oct 23, 2026 How this list was built
43Companies
15,498Contacts tracked
8,489Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 19 largest cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers based in the United States

Ranked by team size
Top 19 of 43 company matches for cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 23, 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 Oct 23, 202610001+13,482 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 · Oct 23, 2026 · View company records in RevenueBase
2Exact matchLake Oswego, OR, United StatesHQ recorded Oct 23, 2026201-500222 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 · Oct 23, 2026 · View company records in RevenueBase
3Exact matchDeerfield, WI, United StatesHQ recorded Oct 23, 2026201-500222 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
4Exact matchSunnyvale, CA, United StatesHQ recorded Oct 23, 202651-200154 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
5Exact matchMt. Laurel, NJ, United StatesHQ recorded Oct 23, 2026201-500131 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 · Oct 23, 2026 · View company records in RevenueBase
6Exact matchBraintree, MA, United StatesHQ recorded Oct 23, 202651-200110 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 · Oct 23, 2026 · View company records in RevenueBase
7Exact matchFramingham, MA, United StatesHQ recorded Oct 23, 2026501-1,000106 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 · Oct 23, 2026 · View company records in RevenueBase
8Exact matchRedmond, WA, United StatesHQ recorded Oct 23, 202611-5086 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 · Oct 23, 2026 · View company records in RevenueBase
9Exact matchCarlsbad, CA, United StatesHQ recorded Oct 23, 202651-20067 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 · Oct 23, 2026 · View company records in RevenueBase
10Exact matchSan Clemente, CA, United StatesHQ recorded Oct 23, 202611-5026 contacts →

Exact match

“At AtaCor Medical, we envision a new world of cardiac rhythm management.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
11Exact matchTampa, FL, United StatesHQ recorded Oct 23, 202611-5015 contacts →

Exact match

“Delivering cutting-edge cardiac medical devices to clinicians since 1994.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
12Exact matchDenver, CO, United StatesHQ recorded Oct 23, 202651-20012 contacts →

Exact match

“A global leader, partner and resource for innovative medical devices and instrumentation.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
13Exact matchBeaverton, OR, United StatesHQ recorded Oct 23, 202611-5011 contacts →

Exact match

“VisCardia Inc is a privately held medical device company in Portland Oregon developing a novel chronic heart failure therapy.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
14Exact matchSt. Paul, MN, United StatesHQ recorded Oct 23, 20261-109 contacts →

Exact match

“Calyan Technologies is an early-stage medical-technology company creating a novel approach to managing cardiac rhythm disorders.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
15Exact matchCharlotte, NC, United StatesHQ recorded Oct 23, 20261-108 contacts →

Exact match

“Avobus Equipment.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
16Exact matchAndover, MA, United StatesHQ recorded Oct 23, 202611-506 contacts →

Exact match

“Transmural Systems is a medical device company with a platform of innovative electrosurgical therapies and new treatment options for patients suffering from heart failure.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
17Exact matchSan Diego, MN, United StatesHQ recorded Oct 23, 20261-104 contacts →

Exact match

“Myochron elevates heart failure therapy by precise and individualized optimization of cardiac resynchronization therapy (CRT) and Conduction System Pacing (CSP).”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
18Exact matchSan Antonio, United StatesHQ recorded Oct 23, 202611-503 contacts →

Exact match

“CircuitLife is an ISO 13485 compliant medical device manufacturer founded by renowned cardiopulmonary experts in respiratory rehab and technology.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
19Exact matchRichardson, TX, United StatesHQ recorded Oct 23, 202611-502 contacts →

Exact match

“Chase Medical is an ISO 13485 certified medical device manufacturer and worldwide distributor of innovative devices for cardiac surgery.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase

Showing 19 of 43 cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 8,489 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers based in the United States at a glance

As of Oct 23, 2026
54.8%Verified-email coverage
360.4Average contacts per company
11-50Median size (employees)
11.6%Largest-city concentration · Irvine
Oct 23, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
15
51-200
9
201-500
4
501-1,000
1
1,001-5,000
2
10001+
1

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 43 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 “cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers” 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 8,489 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 October 23, 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 “cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers are there based in the United States?

RevenueBase identified 43 company matches for cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers associated with the United States as of October 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 cardiac pacemaker generators or cardiac resynchronization therapy pacemakers crt-p suppliers?

Irvine leads with 5 company records, followed by San Clemente (2) and Sunnyvale (2).

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 8,489 professional contacts with verified work emails tracked across these 43 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 October 23, 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.