Company lists · Data refreshed November 2026

Top 25 Cardiovascular testing laboratories worldwide

RevenueBase identified 2,177 company matches for cardiovascular testing laboratories worldwide as of November 2026 and tracks 69,741 professional contacts across them, including 6,928 with verified work emails. The United States is the largest market and Mumbai the largest hub.

This list covers company matches for cardiovascular testing laboratories worldwide, 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 November 6, 2026. Country and city lists for cardiovascular testing laboratories follow the table.

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 Nov 6, 2026 How this list was built
2,177Companies
69,741Contacts tracked
6,928Verified emails
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The 25 largest cardiovascular testing laboratories worldwide

Ranked by team size
Top 25 of 2,177 company matches for cardiovascular testing laboratories worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchSecaucus, NJ, United StatesHQ recorded Nov 6, 202610001+30,147 contacts →

Exact match

“Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20265,001-10,0003,586 contacts →

Exact match

“LifeLabs is Canada’s leading provider of laboratory diagnostic information and digital health connectivity systems, enabling patients and healthcare practitioners to diagnose…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchChennai, IndiaHQ recorded Nov 6, 2026501-1,0001,096 contacts →

Exact match

“Medall Diagnostics is a trusted diagnostic center offering Blood Tests, MRI, CT Scan, Ultrasound, X-Ray, and Full Body Health Checkups.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIslamabad, PakistanHQ recorded Nov 6, 20261,001-5,0001,069 contacts →

Exact match

“Established in 2003, Islamabad Diagnostic Centre (IDC) is Pakistan's leading diagnostic center, committed to provide comprehensive medical diagnostic services through a network of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchBowen Hills, AustraliaHQ recorded Nov 6, 20261,001-5,0001,062 contacts →

Exact match

“Sullivan Nicolaides Pathology is one of Australia’s largest and most respected diagnostic testing laboratories, regarded for our expertise in esoteric as much as routine testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchSparks, MD, United StatesHQ recorded Nov 6, 20261,001-5,000929 contacts →

Exact match

“TridentCare is the leading portable diagnostic services solution for a variety of healthcare markets, delivering quality services at our customers’ locations nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPorto, PortugalHQ recorded Nov 6, 20261,001-5,000738 contacts →

Exact match

“At Unilabs, we are close to People, through a national network with more than 900 Clinical Diagnostic care units.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGreensboro, GA, United StatesHQ recorded Nov 6, 20261,001-5,000692 contacts →

Exact match

“Solstas Lab Partners has become one of the nation’s fastest-growing and largest full-service laboratories because we understand that our business is more than just test results.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,000570 contacts →

Exact match

“Suburban Diagnostics, established in 1994 has rapidly emerged as one of the most technologically advanced diagnostic centres.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHorsham, PA, United StatesHQ recorded Nov 6, 20261,001-5,000550 contacts →

Exact match

“As America's leading provider of mobile imaging services, our MobilexUSA X-Ray technologists travel to more than facilities located throughout most of the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026501-1,000508 contacts →

Exact match

“PathCare Labs(P)Limited is one of the top Diagnostic Service provider on the horizon with a promise to ensure Quality, Reliability and Customer Care.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKurla, ChinaHQ recorded Nov 6, 20261,001-5,000492 contacts →

Exact match

“Metropolis Healthcare Limited is a medical practice company based out of 4th Floor,Commercial I, Kurla, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAiea, HI, United StatesHQ recorded Nov 6, 20261,001-5,000398 contacts →

Exact match

“DLS is proud to be Hawaii’s largest locally-owned clinical and anatomic pathology testing laboratory with a team of over dedicated professionals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMunich, GermanyHQ recorded Nov 6, 202610001+348 contacts →

Exact match

“SYNLAB Group is a leader in medical diagnostic services and specialty testing in Europe.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAsheville, FL, United StatesHQ recorded Nov 6, 2026201-500344 contacts →

Exact match

“Headquartered in Asheville, N.C, Genova Diagnostics is a global specialty clinical laboratory, pioneering a systems approach that supports healthcare providers in the personalized…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBurbank, CA, United StatesHQ recorded Nov 6, 20261,001-5,000327 contacts →

Exact match

“Diagnostic Laboratories & Radiology is the nation's largest provider of combined portable X-Ray, EKG, Ultrasound, PICC Line and Clinical Laboratory testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchFalls Church, VA, United StatesHQ recorded Nov 6, 2026201-500312 contacts →

Exact match

“Your Team.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMadrid, SpainHQ recorded Nov 6, 2026201-500310 contacts →

Exact match

“Analiza es uno de los proveedores de pruebas diagnósticas más completo del sector #salud, con un proyecto de gestión estable y eficiente que cubre las necesidades de hospitales…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWarsaw, PolandHQ recorded Nov 6, 20261,001-5,000306 contacts →

Exact match

“Firma Synevo jest częścią Grupy Medicover - wiodącego międzynarodowego dostawcy usług w zakresie opieki zdrowotnej i medycznej diagnostyki laboratoryjnej.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCampinas, BrazilHQ recorded Nov 6, 2026201-500304 contacts →

Exact match

“Fundada em 1993, a Diagmed tornou-se referência em Diagnóstico por imagem em Campinas e Região.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMalaysiaHQ recorded Nov 6, 2026501-1,000231 contacts →

Exact match

“Gribbles Pathology Malaysia commenced operations in late 1996 and is now the largest private provider of diagnostic laboratory services in the region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSector 6, RomaniaHQ recorded Nov 6, 20261,001-5,000229 contacts →

Exact match

“With over 29 years of experience in the field, Clinica Sante has been at the forefront of providing next-generation clinical evaluation services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEindhoven, NetherlandsHQ recorded Nov 6, 2026501-1,000219 contacts →

Exact match

“Diagnostiek voor U is een zorgorganisatie waarbij kwaliteit, snelheid en een persoonlijke benadering centraal staan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,000205 contacts →

Exact match

“With more than 40 years of health testing experience, we’re committed to helping you shape a healthier future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchGermantown, TN, United StatesHQ recorded Nov 6, 2026201-500194 contacts →

Exact match

“The Stern Cardiovascular Center is recognized as among the largest medical research facilities in the country and provides state-of-the-art diagnostics and treatment of all…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,177 cardiovascular testing laboratories worldwide

See the full list, filter by size, metro and specialty, and access 6,928 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Cardiovascular testing laboratories worldwide at a glance

As of Nov 6, 2026
9.9%Verified-email coverage
32.0Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Mumbai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
884
11-50
763
51-200
334
201-500
91
501-1,000
25
1,001-5,000
19
5,001-10,000
2
10001+
8

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for cardiovascular testing laboratories are linked below.
What qualifies
Company records worldwide whose business descriptions match “cardiovascular testing laboratories” 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. 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 6,928 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 November 6, 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.

Cardiovascular testing laboratories by location

6 lists · largest first

Every Cardiovascular testing laboratories list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “cardiovascular testing laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cardiovascular testing laboratories are there worldwide?

RevenueBase identified 2,177 company matches for cardiovascular testing laboratories worldwide as of November 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?

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

Which country has the most cardiovascular testing laboratories?

The United States leads with 540 companies, followed by Brazil (369) and India (301). Every cardiovascular testing laboratories list by country and city is linked on this page.

Which city has the most cardiovascular testing laboratories?

Mumbai leads with 24 company records, followed by Sao Paulo (23) and New Delhi (21).

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 6,928 professional contacts with verified work emails tracked across these 2,177 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 November 6, 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.