Company lists · Data refreshed November 2026

Top 25 Organ transplant testing labs worldwide

RevenueBase identified 128 company matches for organ transplant testing labs worldwide as of November 2026 and tracks 5,942 professional contacts across them, including 1,229 with verified work emails. The United States is the largest market and Chennai the largest hub.

This list covers company matches for organ transplant testing labs 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 organ transplant testing labs 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
128Companies
5,942Contacts tracked
1,229Verified emails
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The 25 largest organ transplant testing labs worldwide

Ranked by team size
Top 25 of 128 company matches for organ transplant testing labs 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 matchAndover, MA, United StatesHQ recorded Nov 6, 2026501-1,000664 contacts →

Exact match

“Every Organ Wasted is a Life Not Saved.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBrasília, BrazilHQ recorded Nov 6, 20261,001-5,000246 contacts →

Exact match

“Uma Instituição filantrópica de referência nacional em transplantes de coração, córnea, fígado, rim e medula óssea.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLenexa, KS, United StatesHQ recorded Nov 6, 2026201-500244 contacts →

Exact match

“It’s so much more than a specimen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMölndal, SwedenHQ recorded Nov 6, 202651-200219 contacts →

Exact match

“The first global all organ company Founded in 1998, XVIVO is the only medical technology company dedicated to extending the life of all major organs – so transplant teams around…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202610001+177 contacts →

Exact match

“As part of Thermo Fisher Scientific, we develop and manufacture products and offer services to advance the science of transplant diagnostics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOssining, NY, United StatesHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“Histogenetics is a New York-based Biotech firm which, using state-of-the-art robotics, software, and facilities, provides a suite of tissue-typing services with the highest level…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500102 contacts →

Exact match

“Trillium Gift of Life Network is now part of Ontario Health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchZaragoza, SpainHQ recorded Nov 6, 202651-20095 contacts →

Exact match

“Diagnóstica Longwood inició su actividad en 1992.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPinhais, BrazilHQ recorded Nov 6, 202651-20094 contacts →

Exact match

“Nossas empresas têm como missão respeitar a vida em todas as suas formas e fazer tudo o que estiver ao alcance para a sua preservação, sendo referência nas áreas laboratoriais e…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchUnited StatesHQ recorded Nov 6, 2026201-50069 contacts →

Exact match

“National Genetics Institute (NGI) provides advanced genetics testing services for blood screening, medical testing, and clinical research.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“XDx is now CareDx.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKansas City, MO, United StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“Assisting Organ Procurement Organizations and transplant hospitals across the country by providing staff to help fulfill call schedule demands with CPTC-Certified Procurement…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Kashi Clinical Laboratories (KCL) is a fully accredited clinical laboratory providing specialized solutions to academic institutions, biopharma, hospitals, long-term care…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBlumenau, BrazilHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“O Cipac Diagnósticos é um laboratório de patologia fundado em 1979.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchCuritiba, BrazilHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Há mais de 30 anos, a Biometrix está ao lado de quem não mede esforços para salvar vidas, acreditando incondicionalmente.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBudapest, HungaryHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“Omixon is a global transplantation diagnostic company with a mission to provide histocompatibility laboratories with innovative technologies to improve transplant outcomes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202611-5040 contacts →

Exact match

“VisionFirst effectively recovers and processes ocular tissue for surgeons across the country and around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFranklin, TN, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“We develop prognostic tests to understand how a patient will, and is, responding to organ transplant • #VRCI”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Donor Services Laboratory delivers unparalleled laboratory testing services so our customers can support the gift of donation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDreieich, GermanyHQ recorded Nov 6, 20261,001-5,00021 contacts →

Exact match

“Seit mehr als 30 Jahren macht Immucor durch die Entwicklung und Vermarktung von diagnostischen Labortests und Automaten die Transplantation und Bluttransfusion weltweit sicher.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Eurofins CellTx is an FDA-registered laboratory for screening human cells, tissues, and cellular and tissue-based products (HCT/Ps).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchWilliamsville, NY, United StatesHQ recorded Nov 6, 202651-20016 contacts →

Exact match

“Immco Diagnostics Reference Laboratory, located in Buffalo, NY, USA is licensed throughout the United States for testing serology, biopsy and genetic specimens.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchPhiladelphia, PA, United StatesHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“An international education and training center for organ and tissue donation professionals established in 2004.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“At GSP, we are a team of dedicated organ procurement specialists passionate about making a real difference in the lives of transplant patients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPittsburgh, PA, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“Plexision develops cellular biomarkers for personalized diagnosis and drug development in solid organ transplantation, and immunological disorders.”

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

Showing 25 of 128 organ transplant testing labs worldwide

See the full list, filter by size, metro and specialty, and access 1,229 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Organ transplant testing labs worldwide at a glance

As of Nov 6, 2026
20.7%Verified-email coverage
46.4Average contacts per company
11-50Median size (employees)
3.1%Largest-city concentration · Chennai
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
32
11-50
43
51-200
35
201-500
5
501-1,000
4
1,001-5,000
3
5,001-10,000
1
10001+
5

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 organ transplant testing labs are linked below.
What qualifies
Company records worldwide whose business descriptions match “organ transplant testing labs” 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 1,229 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.

Organ transplant testing labs by location

1 lists · largest first

Every Organ transplant testing labs 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 “organ transplant testing labs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many organ transplant testing labs are there worldwide?

RevenueBase identified 128 company matches for organ transplant testing labs 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?

Transmedics, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most organ transplant testing labs?

The United States leads with 44 companies. Every organ transplant testing labs list by country and city is linked on this page.

Which city has the most organ transplant testing labs?

Chennai leads with 4 company records, followed by Istanbul (3) and Lenexa (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 1,229 professional contacts with verified work emails tracked across these 128 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.