
What they do:
We make bacteria and plants that clean up pollution.
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HQ: San Francisco, CA, United States
This list has 1,157 startups and was last updated on Oct 15, 2026. 176 of them are hiring right now. Biggest hubs: San Francisco (419), New York (132), and Boston (50). Largest teams: Gusto, Truepill, and Clipboard. Latest round: Lungpacer Medical raised $7.83M (Oct 14, 2026).

What they do:
We make bacteria and plants that clean up pollution.
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HQ: San Francisco, CA, United States

What they do:
Activating an overlooked force in medicine - the patient.
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HQ: San Francisco, CA, United States

What they do:
Developing milk-inspired therapeutics for infectious diseases
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HQ: Davis, CA, United States

What they do:
The dynamic single-cell analysis company
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HQ: Houston, TX, United States

What they do:
Regulating the immune system to block cancer & autoimmune diseases
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HQ: Philadelphia, PA, United States

What they do:
Oral drugs to halt neurodegeneration
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HQ: San Diego, CA, United States

What they do:
Don't die of heart disease. Empirical is the first AI-native heart…
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HQ: New York, NY, United States

What they do:
Automating Data Entry for Clinical Trials
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HQ: San Francisco, CA, United States

What they do:
Intelligent Medical Record Reviews
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HQ: New York, NY, United States

What they do:
Next-generation biocides for sustainable agriculture at scale
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HQ: New York, NY, United States

What they do:
Enzyme design models.
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HQ: San Francisco, CA, United States

What they do:
Executable healthcare contracts
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HQ: San Francisco, CA, United States

What they do:
Personal doctors through chat
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HQ: New York, NY, United States

What they do:
Foundation models to automate x-ray analysis for radiologists
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HQ: San Francisco, CA, United States

What they do:
healthcare AI
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HQ: New York, NY, United States

What they do:
The world's first AI-maximalist pharma company
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HQ: San Francisco, CA, United States

What they do:
A Foundation Model for Microbial Communities.
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HQ: San Francisco, CA, United States

What they do:
AI Voice callers for healthcare billing teams
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HQ: San Francisco, CA, United States

What they do:
An AI primary care doctor in your pocket
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HQ: San Francisco, CA, United States

What they do:
Evolutionary intelligence for autoimmune disease
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HQ: San Francisco, CA, United States

What they do:
AI-native credentialing and contracting for healthcare
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HQ: New York, NY, United States

What they do:
Stripe for medical billing
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HQ: Austin, TX, United States

What they do:
YourChoice therapeutics is revolutionizing the contraceptive market…
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HQ: San Francisco, CA, United States

What they do:
Using DNA to store data.
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HQ: Boston, MA, United States

What they do:
We build better immunotherapies
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HQ: San Francisco, CA, United States

What they do:
Clinical skincare tested on diverse skin, now available in Sephora.
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HQ: San Francisco, CA, United States

What they do:
Creating a New Class of Drugs to Address Incurable Autoimmune Diseases
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HQ: Irvine, CA, United States

What they do:
Our mobile app reduces chronic pain for 100 million Americans.
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HQ: Los Angeles, CA, United States

What they do:
Semi-Autonomous Diagnostics for Emergent Care
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HQ: FL, United States

What they do:
Natural hydrogel to keep internal organs scar-free after surgery
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HQ: Houston, TX, United States

What they do:
Growing micro-organs to find new drugs
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HQ: San Francisco, CA, United States

What they do:
Catheter-based solution to treat chronic heart failure.
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HQ: Houston, TX, United States

What they do:
Modern medical reference app for healthcare providers
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HQ: Minneapolis, MN, United States

What they do:
Helping physicians select the right therapy for breast cancer patients
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HQ: Austin, TX, United States

What they do:
Open source software that cleans and transforms messy healthcare data.
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HQ: Salt Lake City, UT, United States

What they do:
Float is the full-stack platform for Specialty Pharma
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HQ: Carlsbad, CA, United States