Parallel Bio logo — Using the immune system to cure disease.

Parallel Bio

Using the immune system to cure disease.

Founded 2021 United States Watertown, United States 27 employees Series A Total: $25.43M Biotechnology, Health and Wellness +2

General Information

Company Name Parallel Bio
Founded Year 2021
Location United States Watertown, United States
Employees 27
Industries Biotechnology, Health and Wellness, Life Sciences +1
Funding Stage Series A
Business Model B2B, SaaS, API
Revenue Model Service Fee, Subscription, Licensing
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About Parallel Bio

Parallel Bio is a promising startup founded in 2021, aiming to revolutionize the field of drug discovery with its innovative technology. The company has developed a groundbreaking platform described as a human 'immune system in a dish', which holds the potential to significantly improve the efficiency and effectiveness of identifying drugs and immunotherapies that have a higher likelihood of success in real patients.

Operating within the Biotechnology, Health and Wellness, Life Sciences, and Pharmaceutical industries, Parallel Bio is headquartered in the United States. This strategic positioning allows it to leverage extensive market opportunities and attract top-tier talent.

The company has successfully secured a substantial $21.00M in Series A funding as of 01 June 2025, underscoring investor confidence in its potential. As it continues its journey, the lack of disclosed investors suggests their focus remains on maintaining strategic privacy at this stage.

Business keywords: immune system organoids, drug discovery, immunotherapy development, computational biology, biotechnology innovation, human health insights, disease modeling, organoid technology, therapeutic discovery, immune system research, personalized medicine, clinical insights, health technology, precision medicine

Services & Products

Human-first Drug Discovery
Precision Medicine Solutions
Foundation Model Development
Biological Atlas Creation

Target Customers

Pharmaceutical Companies Biotech Firms Research Institutions Healthcare Providers

Funding Rounds & Investors (4)

View All
Funding Stage Amount Investors Lead Investors Date
Series A $21.00M -
01 Jun 2025
Seed $4.30M 4
Breakout Ventures, Y Combinator +2
01 Dec 2022
Seed $130.00K 1
Y Combinator
01 Sep 2021
Support Program Undisclosed 1
Y Combinator
01 Jun 2021

Parallel Bio Alternatives & Competitors

View All Alternatives
Parallel Bio vs
Immunai
Immunai United States

Mapping the Immune System with AI to Improve Health

Series B
174 employees
Biotechnology, Pharmaceutical
Parallel Bio vs
Relation
Relation United Kingdom

Discovering the relationships at the heart of biology to cure disease.

147 employees
Biotechnology, Pharmaceutical
Parallel Bio vs

HiFiBiO Therapeutics is a clinical stage biotherapeutics company mobilizing the human immune system...

Series D
35 employees
Biopharma, Biotechnology

FAQ About Parallel Bio

Using the immune system to cure disease.
Parallel Bio was founded in 2021.
Parallel Bio is headquartered in Watertown, United States.
Parallel Bio operates in Biotechnology, Health and Wellness, Life Sciences and Pharmaceutical. Its work centres on immune system organoids, drug discovery, immunotherapy development and computational biology. Its customers include Pharmaceutical Companies, Biotech Firms and Research Institutions.
Parallel Bio has a B2B, SaaS and API business model. Its revenue comes from Service Fee, Subscription and Licensing.
Parallel Bio has approximately 27 employees.
Parallel Bio has completed 4 funding rounds, raising a total of $25.43M. The latest funding stage is Series A.
Parallel Bio offers: Human-first Drug Discovery, Precision Medicine Solutions, Foundation Model Development, Biological Atlas Creation.
Top alternatives and competitors to Parallel Bio include Immunai, Relation, HiFiBiO Therapeutics, Alumis, Mosaic TX. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Parallel Bio and Immunai are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for Parallel Bio, https://bouncewatch.com/company/parallel-bio, updated 4 June 2026. When citing, please name BounceWatch and link this page.

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