Top Series B Biotech companies
Companies applying biology, chemistry, and computation to therapeutics and tooling. Filtered to companies whose latest disclosed round is Series B.
- StageSeries B
- IndustryBiotech
- Matches546
Built from a search like: “Top Series B Biotech companies”
Ranked by current headcount across Series B Biotech companies. Refreshed daily.
- 1Foundation Medicine· Boston, Massachusetts, United States
- Series B
- 1.8k employees
- Founded 2010
- 2MGI· Shenzhen, Guangdong, China
- Series B
- 1.3k employees
- Founded 2016
- 3Novogene· Xinchengzi, Beijing, China
- Series B
- 705 employees
- Founded 2011
- 4Sinocare Inc.· Changsha Village, Hainan, China
- Series B
- 574 employees
- Founded 2002
- 5BostonGene· Waltham, Massachusetts, United States
- Series B
- 365 employees
- Founded 2015
- 6Tidal Vision· Bellingham, Washington, United States
- Series B
- 353 employees
- Founded 2015
- 7INCOG BioPharma Services· Fishers, Indiana, United States
- Series B
- 305 employees
- Founded 2020
- 84baseCare· Bengaluru, Karnataka, India
- Series B
- 295 employees
- Founded 2018
- 9hVIVO· London, England, United Kingdom
- Series B
- 203 employees
- Founded 1989
- 10Sea6 Energy Pvt Ltd.· Bengaluru, Karnataka, India
- Series B
- 193 employees
- Founded 2010
- 11ONI· Oxford, England, United Kingdom
- Series B
- 192 employees
- Founded 2016
- 12Emerald Cloud Lab· Austin, Texas, United States
- Series B
- 184 employees
- Founded 2010
- 13Immunai· New York, New York, United States
- Series B
- 184 employees
- Founded 2019
- 14Orna Therapeutics· New Bedford, Massachusetts, United States
- Series B
- 174 employees
- Founded 2019
- 15Metagenomi· Emeryville, California, United States
- Series B
- 174 employees
- Founded 2018
- 16ACROBiosystems· Newark, Delaware, United States
- Series B
- 174 employees
- Founded 2010
- 17Vial· San Francisco, California, United States
- Series B
- 165 employees
- Founded 2020
- 18Stämm· San Francisco, California, United States
- Series B
- 160 employees
- Founded 2016
- 19Genesis Molecular AI· Burlingame, California, United States
- Series B
- 156 employees
- Founded 2019
- 20GenePlanet· Ljubljana, Ljubljana, Slovenia
- Series B
- 156 employees
- Founded 2008
- 21Kardigan· South San Francisco, California, United States
- Series B
- 152 employees
- Founded 2023
- 22String Bio Private Limited· Bengaluru, Karnataka, India
- Series B
- 150 employees
- Founded 2013
- 23Kailera Therapeutics
- Series B
- 144 employees
- Founded 2024
- 24至本医疗科技(上海)有限公司 OrigiMed· China
- Series B
- 140 employees
- Founded 2016
- 25Neurotech Pharmaceuticals, Inc.· Cumberland, Rhode Island, United States
- Series B
- 140 employees
- Founded 1995
Find engineers and founders at Series B Biotech companies
Series B Biotech companies are some of the most active hirers in the market. The list above ranks the largest Biotech companies whose latest disclosed round is Series B, by current headcount, drawn from public LinkedIn and Crunchbase records. Across 546matching companies, you’ll find senior engineers, founding designers, and operators worth tracking.
Companies at this stage in Biotech share a profile: a working product, fresh capital, and a hiring plan that wants senior people yesterday. Looking at headcount, last round, and HQ side by side gives you a quick read on where Biotech talent is concentrating right now.
Refolk converts this list into a search. Ask for “Series B Biotech founders hiring senior engineers” or “design leads at Series B Biotech companies” and Refolk returns a fresh ranked shortlist with the sources behind each match.
How this list is built
Last refreshed: Thu, 07 May 2026 08:09:32 GMT
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