Company lists · Data refreshed September 2026
Top 25 Clinical stage biotech companies based in South Korea
RevenueBase identified 107 clinical stage biotech companies headquartered in South Korea as of September 2026 and tracks 5,107 professional contacts across them, including 827 with verified work emails. Seoul is the largest hub.
This list covers clinical stage biotech companies headquartered in South Korea, 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 16, 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 clinical stage biotech companies based in South Korea
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,603 contacts → | ||||
Indirect evidence “Celltrion is a fully integrated biopharmaceutical company dedicated to delivering innovative and affordable medications to improve patients’ access to advanced therapies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 427 contacts → | ||||
Indirect evidence “Hanmi Pharmaceutical, Co, Ltd, headquartered in Seoul, South Korea, and established in 1973, has become one of the largest companies not only in Korea but also within the region…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 225 contacts → | ||||
Partial evidence “Leading Biotechnological & Pharmaceutical Company in Korea.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 208 contacts → | ||||
Indirect evidence “SK Biopharmaceuticals is a part of the global conglomerate SK Group, the second largest company in Korea.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 161 contacts → | ||||
Indirect evidence “Since its establishment in 1984, HK inno.N Corp.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 85 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 73 contacts → | ||||
Indirect evidence “Boryung advances health through two pillars.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 57 contacts → | ||||
Partial evidence “ABL Bio Inc.(Kosdaq: 298380) is a South Korean biotechnology company dedicated to the development of bispecific antibody therapeutics to improve and save people's lives.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 43 contacts → | ||||
Partial evidence “LegoChem Biosciences, Inc.(LCB) is a research-based biotechnology company dedicated to the discovery, development, and commercialization of innovative medicines by leveraging our…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 35 contacts → | ||||
Strong evidence “AriBio is a clinical-stage biotech company located in Seongnam, South Korea focused on developing novel therapeutics for neurodegenerative diseases.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 34 contacts → | ||||
Indirect evidence “HanAll Biopharma (KRX: 009420.KS) is a global biopharmaceutical company with a presence in Korea, the USA, Japan, and Indonesia, with a mission to make meaningful contributions to…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 33 contacts → | ||||
Indirect evidence “Helixmith is a gene therapy company headquartered in Seoul, Korea, developing new and innovative biopharmaceuticals for previously untreated diseases, and is listed on KOSDAQ.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 32 contacts → | ||||
Indirect evidence “GI Innovation is a South Korean bio-venture company, integrating basic science and translational innovation in developing biologics for patients around the world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 27 contacts → | ||||
Partial evidence “Founded in 2008, Qurient takes a pioneering position in the newly emerging biotech industry in Korea.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 22 contacts → | ||||
Strong evidence “Bridge Biotherapeutics Inc, based in the Republic of Korea, US, and China, is a publicly-traded clinical-stage biotech company founded in 2015.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 21 contacts → | ||||
Indirect evidence “NetTargets provides the most efficient and promising way of drug discovery based on 20+ years of systems biology research.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 20 contacts → | ||||
Partial evidence “Prazer Therapeutics is a biotech company developing orally available, brain-penetrating small molecule therapeutics with a novel approach to targeted protein degradation (TPD).” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 17 contacts → | ||||
Indirect evidence “AIMEDBIO is a spin-off company from Samsung Medical Center with the sole purpose of pursuing after attainable treatment solutions to patients with refractory brain disease…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 17 contacts → | ||||
Indirect evidence “ABION is the Korean drug discovery company with the pioneering spirit.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 16 contacts → | ||||
Strong evidence “D&D is a clinical-stage global biotech company that focuses on development and commercialization of revolutionary medicines with the potential to change the lives of patients with…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 15 contacts → | ||||
Indirect evidence “Rznomics is developing safe and effective biopharmaceuticals in oncology, degenerative disease, and genetic disease based on RNA platform technology called trans-splicing ribozyme.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 13 contacts → | ||||
Strong evidence “Founded in 2016 in South Korea, Genuv() is a clinical-stage biopharma that specializes in discovering and developing innovative therapeutics based on own platform technologies for…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Partial evidence “Cyrus Therapeutics is a leading biotechnology company that is discovering and developing innovative medicines to conquer chronic or life-threatening diseases with high unmet needs.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Partial evidence “Founded in August 2021 by experienced professionals in clinical development, business development and commercialization.” Source: RevenueBase Database · checked Sep 16, 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: clinical stage biotech 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 clinical stage biotech companies.
- Partial evidence
- Its own public description names part of clinical stage biotech companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name clinical stage biotech 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 107 clinical stage biotech companies based in South Korea
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Clinical stage biotech companies based in South Korea at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for South Korea, so it is reported there. Company counts and contact totals on this page are exact for South Korea, over 107 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 clinical stage biotech 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 South Korea whose own description of what they do matches “clinical stage biotech 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 clinical stage biotech 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 clinical stage biotech companies, and records with no verified work email. Companies headquartered outside South Korea 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, 827 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 16, 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.
Clinical stage biotech companies by metro
- Clinical stage biotech companies in Seoul31
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 clinical stage biotech 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 clinical stage biotech companies are there based in South Korea?
RevenueBase identified 107 clinical stage biotech companies headquartered in South Korea 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?
Celltrion INC, headquartered in Incheon, tops this list with the largest team on record.
Which city has the most clinical stage biotech companies?
Seoul leads with 31 headquartered companies, followed by Seongnam-Si (15) and Daejeon (4).
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 827 verified decision-maker contacts tracked across these 107 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 16, 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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