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Polaris Partners — Portfolio

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

186
Companies
$8.9B
Total invested
$59.1M
Avg. check
38
Industries
Biotechnology 15Health Care 13Medical 8Therapeutics 8Artificial Intelligence (AI) 6Life Science 3+32 more
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Portfolio companies

Showing 124 of 186
Armorblox
September 2022

Armorblox uses deep learning and natural language technologies to protect enterprise communications.

Artificial Intelligence (AI) · SunnyvaleVenture - Series Unknown
AgBiome
September 2021

AgBiome discovers and develops innovative biological and trait products for crop protection.

Agriculture · Raleigh$116.0M Series D
Seismic Therapeutic
September 2024

Seismic Therapeutic is a biotechnology company developing machine-learning technology for immunology drug development.

Biotechnology · Watertown$25.0M Series B
Noetik
September 2024

Noetik is an AI-native biotechnology company that applies machine learning to large-scale human multimodal spatial omics datasets.

Artificial Intelligence (AI) · South San Francisco$1.0M Grant
Simon AI
August 2023

Simon AI provides an AI-driven CDP that activates live customer and contextual data for 1:1 marketing and journey orchestration.

Advertising · New York$54.0M Series D
Oui Therapeutics
August 2022

Oui Therapeutics is built on science shown to help people manage troubling thoughts.

Health Care · New Haven$26.0M Series A
Cirrus Therapeutics
August 2025

Cirrus Therapeutics is a Biotechnology Research firm diganosing and treating eye diseases affecting ocular immune system.

Biotechnology · Cambridge$11.0M Seed
Compass Therapeutics
August 2025

Compass Therapeutics is a biopharmaceutical company that focuses on drugging the immune system to treat human diseases.

Biopharma · Boston$120.0M Post-IPO Equity
Gossamer Bio
July 2023

Gossamer Bio is a biopharmaceutical company focused on the discovery and development of novel and differentiated therapeutic products.

Biotechnology · San Diego$212.0M Post-IPO Equity
Auron Therapeutics
July 2025

Auron aims to cure cancer therapeutics from cell killing to transformation of malignant cells into more normal functioning cells.

Biotechnology · NewtonVenture - Series Unknown
Cardurion Pharmaceuticals
July 2024

Cardurion is a cardiovascular biotechnology company developing therapeutics for the treatment of heart failure and cardiovascular diseases.

Biotechnology · Boston$260.0M Series B
OM1
July 2021

OM1 is a healthcare technology company that leverages real-world clinical data for medical research and personalized medicine.

Big Data · Boston$85.0M Series D
Candesant Biomedical
June 2023

Candesant Biomedical develops treatment for excessive sweating and hyperhidrosis.

Health Care · San Francisco$35.0M Series B
Engine Biosciences
June 2026

Engine Biosciences is a biotech company that applies machine learning to genomics for drug discovery.

Artificial Intelligence (AI) · SingaporeVenture - Series Unknown
Leyden Labs
June 2026

Leyden Labs provides a platform that targets commonalities of viral families to protect humanity from known and future viruses.

Biotechnology · Amsterdam$45.4M Undisclosed
Vico Therapeutics
June 2024

Vico Therapeutics is a developer of ribonucleic acid (RNA) modulating therapies.

Health Care · Leiden$12.3M Series B
Tavo Biotherapeutics
June 2026

Tavo Biotherapeutics is a biotech company that develops injection therapies for eye diseases.

Biotechnology · Dorchester$17.0M Series A
Triveni Bio
June 2026

Triveni Bio is a biotechnology company that develops antibody-based therapeutics for immunological and inflammatory diseases.

Biotechnology · Watertown$65.0M Series C
CubicPV
June 2023

CubicPV is a solar manufacturing company that produces wafers and tandem modules.

Environmental Consulting · Bedford$33.0M Venture - Series Unknown
Amagma Therapeutics
June 2022

Amagma Therapeutics specializes in the discovery and development of antibody therapeutics against inflammatory diseases.

Biotechnology · Waltham$2.3M Venture - Series Unknown
Lore
May 2024

Lore is a AI company build and encouraging, and judgment-free community where individuals may meet others who share their interests.

Artificial Intelligence (AI) · San Diego$80.0M Series A
Whisker Labs
May 2026

Whisker Labs develops cutting-edge sensor technology to protect homes and communities from electrical fires and bad utility power.

Artificial Intelligence (AI) · Germantown$6.6M Series D
Morphic Therapeutic
May 2023

Morphic Therapeutic is a biotechnology company that develops oral integrin therapies to treat serious chronic diseases.

Biotechnology · Waltham$276.0M Post-IPO Equity
Cyclerion Therapeutics
May 2023

Cyclerion Therapeutics harnesses the potential of soluble guanylate cyclase (sGC) pharmacology.

Biotechnology · Cambridge$5.0M Post-IPO Equity

Where Polaris Partners invests

Biotechnology15
Health Care13
Medical8
Therapeutics8
Artificial Intelligence (AI)6
Life Science3

About Polaris Partners's portfolio

How many companies has Polaris Partners invested in?

Polaris Partners has invested in 186 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Polaris Partners invest in?

Polaris Partners's top investment sectors include Biotechnology, Health Care, Medical, Therapeutics, Artificial Intelligence (AI). The firm invests across 38 different industry categories.

What is Polaris Partners's largest investment?

Among tracked funding rounds, Morphic Therapeutic received $276.0M in a Post-IPO Equity round. Polaris Partners's total known invested capital is $8.9B.

What is the average investment size for Polaris Partners?

Polaris Partners's average investment size is $59.1M across its portfolio of 186 companies.

What are Polaris Partners's most recent investments?

Recent Polaris Partners portfolio additions include Armorblox, AgBiome, Seismic Therapeutic, Noetik, Simon AI. These companies were founded in 2020 or later.

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