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Polaris Partners Portfolio Companies

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

Last updated: July 2026

Polaris Partners Investment Overview

Portfolio Companies
158
Total Invested
$5.6B
Average Investment
$53.2M

Polaris Partners's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
FIRE12025Venture - Series Unknown$120.0MDublin
TRex Bio2024Series B$84.0MSouth San Francisco
BeMe Health2024Seed$12.5MMiami
Allstacks2024Series A$10.0MRaleigh
Matter Neuroscience2024Seed$26.0MBoulder
Tome Biosciences2023Series A$213.0MWatertown
Simon Data2023Series D$54.0MNew York
Tisento Therapeutics2023Series A$81.0MCambridge
Wellthy2023Venture - Series Unknown$25.5MNew York
Faro Health2023Series A$20.0MLa Jolla

Complete List of Polaris Partners Portfolio Companies (158)

Export
#CompanyStageAmountLocation
26FIRE1Venture - Series Unknown$120.0MDublin, Ireland
27TRex BioSeries B$84.0MSouth San Francisco, United States
28BeMe HealthSeed$12.5MMiami, United States
29AllstacksSeries A$10.0MRaleigh, United States
30Matter NeuroscienceSeed$26.0MBoulder, United States
31Tome BiosciencesSeries A$213.0MWatertown, United States
32Simon DataSeries D$54.0MNew York, United States
33Tisento TherapeuticsSeries A$81.0MCambridge, United States
34WellthyVenture - Series Unknown$25.5MNew York, United States
35Faro HealthSeries A$20.0MLa Jolla, United States
BiotechnologyHealth CareMedical DeviceTherapeutics

FIRE1 and is based in Dublin, Ireland, will focus on developing novel therapeutic devices.

Dublin, Ireland
January 2025
$120.0M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

BioinformaticsBiopharmaBiotechnology

TRex Bio is a biotechnology company that treats diseases like cancer, fibrotic by studying human tissues.

South San Francisco, United States
November 2024
$84.0M
Series B

Founder Contacts

19,000+ verified contacts

Mental HealthMobileWellnessYoung Adults

Be Me Health is a mobile platform that focuses on the mental health and emotional well-being of teens.

Miami, United States
August 2024
$12.5M
Seed

Founder Contacts

19,000+ verified contacts

Business IntelligenceMachine LearningPredictive AnalyticsSoftware Engineering

Allstacks develops a software engineering intelligence platform to predict forecasting and risk management.

Raleigh, United States
August 2024
$10.0M
Series A

Founder Contacts

19,000+ verified contacts

NeuroscienceWellness

Over millions and millions of years, a collection of reward systems

Boulder, United States
February 2024
$26.0M
Seed

Founder Contacts

19,000+ verified contacts

BiotechnologyGeneticsMedical

Tome Biosciences is a biotechnology company that develops programmable gene insertion technology.

Watertown, United States
December 2023
$213.0M
Series A

Founder Contacts

19,000+ verified contacts

AdvertisingAnalyticsBig DataData IntegrationMarketing Automation

Simon Data is the creator of a customer data platform that allows marketers to create complicated client categories.

New York, United States
August 2023
$54.0M
Series D

Founder Contacts

19,000+ verified contacts

Health CareMedicalTherapeutics

Tisento Therapeutics is a MA-based developer of novel medicines to treat diseases with significant unmet medical needs.

Cambridge, United States
July 2023
$81.0M
Series A

Founder Contacts

19,000+ verified contacts

Health CareMedicalWellness

Wellthy is a family care concierge service that brings relief to families managing complex or ongoing care situations.

New York, United States
May 2023
$25.5M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

Health CareSoftware

Faro Health is a company that handles the tedious work better left for a computer.

La Jolla, United States
February 2023
$20.0M
Series A

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareMedicalTherapeutics

EpiBiologics develops antibody-based targeted therapies against membrane and extracellular proteins.

San Mateo, United States
January 2026
$107.0M
Series B

Founder Contacts

19,000+ verified contacts

E-CommercePetSubscription Service

Barkbox is a monthly subscription service platform that provides dog products.

New York, United States
January 2026
Post-IPO Debt

Founder Contacts

19,000+ verified contacts

Craft BeerDistilleryWine And Spirits

Caledonia Spirits operates a craft distillery firm created to support working landscapes and local agriculture.

Montpelier, United States
January 2023
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth Care

Primmune Therapeutics is a Biotechnology company.

San Diego, United States
January 2026
$8.6M
Series B

Founder Contacts

19,000+ verified contacts

Health CareHuman ResourcesMarketplaceRecruiting

Nomad Health is an online staffing marketplace that connects clinicians to healthcare jobs.

New York, United States
December 2025
$33.8M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

BiotechnologyMedicalPharmaceutical

Noema Pharma is a biotech company that develops therapies to address disabling symptoms in conditions of the brain and nervous system.

Basel, Switzerland
December 2024
Series B

Founder Contacts

19,000+ verified contacts

Health Care

Sovato Health provides surgical access through remote robotic surgeon options.

Santa Barbara, United States
November 2025
$41.0M
Series B

Founder Contacts

19,000+ verified contacts

BiotechnologyPharmaceuticalTherapeutics

Invivyd develops antibodies to transcend the limitations of the human immune system and fight against viral infections.

Waltham, United States
November 2025
Post-IPO Equity

Founder Contacts

19,000+ verified contacts

BiotechnologyHealth CareMedicalTherapeutics

Jnana Therapeutics develops innovative therapies using a chemoproteomics drug discovery platform.

Boston, United States
November 2022
Series C

Founder Contacts

19,000+ verified contacts

BiotechnologyGeneticsHealth CareTherapeutics

Alector is combining state-of-the-art antibody technology and recent discoveries in neuroimmunology and human genetics to develop novel.

San Francisco, United States
November 2024
Post-IPO Debt

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)IndustrialManufacturingSaaS

Falkonry is an Industrial AI software company that provides automated data analysis to the manufacturing and defense industries.

Cupertino, United States
November 2024
Undisclosed

Founder Contacts

19,000+ verified contacts

LegalLegal TechSoftwareTransaction Processing

Proof is an identity-assured transaction management platform that verifies identities and secures digital transactions.

Boston, United States
November 2025
$15.7M
Venture - Series Unknown

Founder Contacts

19,000+ verified contacts

BiopharmaBiotechnologyHealth CareMedical

Zag Bio is a biotechnology company that designs thymus-targeting bifunctional antibody medicines to treat and prevent autoimmune diseases.

Cambridge, United States
October 2025
Series A

Founder Contacts

19,000+ verified contacts

Cloud Data ServicesCloud SecurityIdentity ManagementInformation TechnologySoftware

Sonrai Security delivers enterprise cloud security for companies running on AWS, Azure, and Google Cloud.

New York, United States
October 2021
Series C

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)SEOSmall and Medium BusinessesSoftwareWeb Development

B12 offers website building, contact management, online scheduling, payments, invoicing, and SEO services.

New York, United States
October 2021
Series A

Founder Contacts

19,000+ verified contacts

Showing 26-50 of 158 portfolio companies

Frequently Asked Questions About Polaris Partners

How many companies has Polaris Partners invested in?

Polaris Partners has invested in 158 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 Health Care, Biotechnology, Medical, Therapeutics, Software. The firm invests across 47 different industry categories.

What is Polaris Partners's largest investment?

Among tracked funding rounds, Tome Biosciences received $213.0M in a Series A round. Polaris Partners's total known invested capital is $5.6B.

What is the average investment size for Polaris Partners?

Polaris Partners's average investment size is $53.2M across its portfolio of 158 companies.

What are Polaris Partners's most recent investments?

Recent Polaris Partners portfolio additions include FIRE1, TRex Bio, BeMe Health, Allstacks, Matter Neuroscience. These companies were founded in 2020 or later.

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