Company lists · Data refreshed September 2026
Top 25 Covid testing companies based in India
RevenueBase identified 264 covid testing companies headquartered in India as of September 2026 and tracks 13,115 professional contacts across them, including 1,237 with verified work emails. New Delhi is the largest hub.
This list covers covid testing companies headquartered in India, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest covid testing companies based in India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,807 contacts → | ||||
Indirect evidence “We believe that every human being deserves to know the truth about their inner health.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,189 contacts → | ||||
Indirect evidence “Healthians.com is confidently striding towards being ‘India’s largest health test @home service provider’.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 926 contacts → | ||||
Indirect evidence “Neuberg Diagnostics, headquartered in Chennai, is one of India’s leading diagnostic service providers, with its presence in India, UAE, South Africa and USA.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 551 contacts → | ||||
Indirect evidence “As people take a more active role in managing their health than ever before, access to timely and reliable health information has become increasingly important.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 498 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 312 contacts → | ||||
Indirect evidence “GENERAL DIAGNOSTICS INTERNATIONAL popularly known as “GD” is a responsible laboratory which keeps patient’s welfare at the center of everything.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 226 contacts → | ||||
Indirect evidence “Neuberg Supratech is one of the most trusted names in Pathology Diagnostics today.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 126 contacts → | ||||
Partial evidence “InfeXn laboratories is a specialized infectious disease testing laboratory focused on providing complete diagnostic solutions for all infectious diseases.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 89 contacts → | ||||
Indirect evidence “Precision Diagnostics.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 68 contacts → | ||||
Indirect evidence “AccuHealth Diagnostics & Polyclinic is committed to provide the entire gamut of most advanced laboratory services and exceptional support services in boosting the community’s…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 38 contacts → | ||||
Indirect evidence “CNC Path Lab is a high-end clinical laboratory, focussed on bringing innovation to the diagnostic industry.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 34 contacts → | ||||
Indirect evidence “Thank you for your exceptional service through which you sent us alert message on mobile to take her to hospital even before we received the results of report.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 26 contacts → | ||||
Indirect evidence “PathStore is a dedicated pathology and diagnostics services brand launching its state of the art clinical diagnostic facilities now India.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 24 contacts → | ||||
Indirect evidence “Krishna Diagnostics is a Pathology service provider based out of 101 Pushpanjali, Vikas Marg Extension, New Delhi, India.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 21 contacts → | ||||
Partial evidence “Orbito Asia Diagnostics | Trusted Blood Testing Services in Tamil Nadu | CAP, NABL, and NABH Accredited At Orbito Asia Diagnostics, we have been at the forefront of diagnostic…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 16 contacts → | ||||
Indirect evidence “Medlera Healthcare is another venture of Sahajanand group of companies With the presence in more than 78 countries in the Global market of Sahajanand Group, we are committed to…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 16 contacts → | ||||
Indirect evidence “We are a chain of Clinical Laboratory servicing the needs of Doctors, Clinics, Hospitals and Institutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 12 contacts → | ||||
Partial evidence “Tricorder Diagnostic is a state-of-the-art facility equipped with world class infrastructure, medical equipment and devices offering pathology lab testing and clinical diagnostic…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 12 contacts → | ||||
Partial evidence “We here at Olivhealth Path lab are always providing a healthcare system that is impacting Lives, empowering health, high quality testing facility, which is a class for our…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 10 contacts → | ||||
Indirect evidence “The All About Laboratory is a group of qualified and competent medical and non-medical professionals, whose constant endeavour is to provide a wide range of diagnostic services…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 10 contacts → | ||||
Indirect evidence “Apple Diagnostics is an ISO 9001:2008 certified diagnostic center committed to making quality healthcare accessible and reliable for everyone.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 9 contacts → | ||||
Indirect evidence “Health Heart is an elite Pathology and service provider with presence in the National Capital Region of Delhi & NCR.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 7 contacts → | ||||
Indirect evidence “Labs4You | Industry:Healthcare Services Founded: 2020 At Labs4You, we are committed to delivering high-quality healthcare services through our partnerships with premium…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 5 contacts → | ||||
Indirect evidence “An organisation started with the goal of bringing out innovative products.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Indirect evidence “HealthWellDiagnostics is your trusted partner towards healthier living!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: covid testing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names covid testing companies.
- Partial evidence
- Its own public description names part of covid testing companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name covid testing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 264 covid testing companies based in India
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Covid testing companies based in India at a glance
As of Sep 19, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 264 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among covid testing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in India whose own description of what they do matches “covid testing companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names covid testing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among covid testing companies, and records with no verified work email. Companies headquartered outside India are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 1,237 across the full list. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names covid testing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many covid testing companies are there based in India?
RevenueBase identified 264 covid testing companies headquartered in India as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Metropolis Healthcare, headquartered in Worli, tops this list with the largest team on record.
Which city has the most covid testing companies?
New Delhi leads with 20 headquartered companies, followed by Hyderabad (15) and Kolkata (11).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 1,237 verified decision-maker contacts tracked across these 264 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 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 Smart Search, 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.
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