Company lists · Data refreshed October 2026

Top 16 C-reactive protein immunological test system suppliers worldwide

RevenueBase identified 42 company matches for c-reactive protein immunological test system suppliers worldwide as of October 2026 and tracks 547 professional contacts across them, including 80 with verified work emails. Amherst is the largest hub.

This list covers company matches for c-reactive protein immunological test system suppliers 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 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
42Companies
547Contacts tracked
80Verified emails
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The 16 largest c-reactive protein immunological test system suppliers worldwide

Ranked by team size
Top 16 of 42 company matches for c-reactive protein immunological test system suppliers worldwide, 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 matchGaithersburg, MD, United StatesHQ recorded Oct 23, 202651-200161 contacts →

Exact match

“LGC Clinical Diagnostics’ KPL portfolio includes a range of over 800 reagents and kits for immunoassays, immunohistochemistry, infectivity assays and flow cytometry.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
2Exact matchAncaster, ON, CanadaHQ recorded Oct 23, 202611-5032 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
3Exact matchLake Forest, CA, United StatesHQ recorded Oct 23, 202611-5029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
4Exact matchLucknow, IndiaHQ recorded Oct 23, 2026201-50022 contacts →

Exact match

“We are a leading manufacturer and global exporter of high-quality immunoassay solutions, offering a comprehensive portfolio that includes ELISA kits, lateral flow assays, serology…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
5Exact matchPleasant Hill, CA, United StatesHQ recorded Oct 23, 202651-20019 contacts →

Exact match

“BioCheck, founded in 1997, has nearly three decades of experience in the development and production of high quality immunodiagnostic reagents and assays solutions.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
6Exact matchLysaker, NorwayHQ recorded Oct 23, 20261-1015 contacts →

Exact match

“Calpro AS was founded by the inventors of the technology behind the ELISA kits for determination of calprotectin in stools and other biological materials.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
7Exact matchCuernavaca, MexicoHQ recorded Oct 23, 202611-5015 contacts →

Exact match

“Garken Medical, Tienda online para Profesionistas de la Salud.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
8Exact matchSeelze, GermanyHQ recorded Oct 23, 202611-5010 contacts →

Exact match

“Wir sind professioneller Importeur von medizinischer Schutzausrüstung und Testreagenzien (z.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
9Exact matchSão Bernardo Do Campo, BrazilHQ recorded Oct 23, 202611-5010 contacts →

Exact match

“DBR Biotech represents international companies, all of that certified by the International Quality Standards.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
10Exact matchAnkara, TürkiyeHQ recorded Oct 23, 202611-5010 contacts →

Exact match

“Kalite ve güven ilkelerinden yola çıkan firmamız, diagnostik ve araştırma kitleri alanlarında Türkiye’nin lider kuruluşlarından birisi haline gelmiştir.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
11Exact matchAmherst, NH, United StatesHQ recorded Oct 23, 202611-509 contacts →

Exact match

“BÜHLMANN Diagnostics Corp (BDC) is a North American affiliate of BÜHLMANN Laboratories AG, a leading manufacturer of ELISA assay kits, RIA assay kits, lateral flow assays, flow…”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
12Exact matchAntrim, United KingdomHQ recorded Oct 23, 202611-507 contacts →

Exact match

“ProAxsis is a commercial protease biomarker-led research company, supporting drug development and clinical research through specialist biomarker insights.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
13Exact matchPretoria, South AfricaHQ recorded Oct 23, 202611-507 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
14Exact matchSt-niklaas, BelgiumHQ recorded Oct 23, 202611-505 contacts →

Exact match

“APTEC Diagnostics nv, founded in 1992, is a manufacturer of high quality, stable Turbidimetric reagents to measure serum proteins in human plasma or urine.”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
15Exact matchMaizy, FranceHQ recorded Oct 23, 202651-2002 contacts →

Exact match

“MANUFACTURER: BIOCHEMISTRY, COAGULATION and IMMUNOLOGY - Reagents, analysers and antibodies”

Recorded in the RevenueBase company graph · Oct 23, 2026 · View company records in RevenueBase
16Exact matchSeattle, WA, United StatesHQ recorded Oct 23, 20261-102 contacts →

Exact match

Recorded description not available.

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

Showing 16 of 42 c-reactive protein immunological test system suppliers worldwide

See the full list, filter by size, metro and specialty, and access 80 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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C-reactive protein immunological test system suppliers worldwide at a glance

As of Oct 23, 2026
14.6%Verified-email coverage
13.0Average contacts per company
11-50Median size (employees)
2.4%Largest-city concentration · Amherst
Oct 23, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
23
51-200
4
201-500
1
501-1,000
1
1,001-5,000
2

Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 42 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 worldwide whose business descriptions match “c-reactive protein immunological test system 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. 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 80 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 “c-reactive protein immunological test system suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many c-reactive protein immunological test system suppliers are there worldwide?

RevenueBase identified 42 company matches for c-reactive protein immunological test system suppliers worldwide 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?

KPL Part Of LGC Clinical Diagnostics tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most c-reactive protein immunological test system suppliers?

Amherst leads with 1 company records, followed by Ancaster (1) and Antrim (1).

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 80 professional contacts with verified work emails tracked across these 42 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.