Portfolio map · VC firm · United States

Polaris Partners portfolio map

159 startups Polaris Partners has backed in rounds we track, since 1999, grouped by their main sector. Together they have raised $16B; Polaris Partners led at least one round in 5 of them. The biggest sector is Biotech, with 75 companies.

159startups backed
12sectors
$16Braised between them
Biotechbiggest sector

Polaris Partners's investor profile

Biotech

75

+51 more

Healthtech

19

AI

10

IT Services

10

Software

10

Pharma

7

Advertising & Adtech

6

Internet

6

Big Data & Analytics

5

Entertainment

4

Manufacturing

4

Legaltech

3

Segment by segment

Biotech

75 startups · $9.1B raised

  1. Gossamer BioGossamer Bio is a biopharmaceutical company focused on the discovery and development of novel and differentiated therapeutic products.United States$567M
  2. FreenomeFreenome is a biotechnology company with a comprehensive multiomics platform for cancer detection using a routine blood draw.United States$553M
  3. Editas MedicineEditas Medicine is a clinical-stage genome editing company that develops genomic medicines for serious diseases.United States$335M
  4. EeGenesisUnited States$329M
  5. Morphic TherapeuticMorphic Therapeutic is a biotechnology company that develops oral integrin therapies to treat serious chronic diseases.United States$328M
  6. Ajax HealthAjax Health accelerates medical innovation through capital and capabilities.United States$320M
  7. Cardurion PharmaceuticalsCardurion Pharmaceuticals is a clinical-stage biotechnology company founded in 2017, focused on developing innovative therapeuticsUnited States$260M
  8. Vets First ChoiceVets First Choice provides veterinary practices with an online pharmacy and home delivery services.United States$227M

Healthtech

19 startups · $924M raised

  1. Iora HealthIora Health is a primary care organization founded in 2010 or 2011, headquartered in Boston, Massachusetts.United States$349M
  2. Tisento TherapeuticsTisento Therapeutics is a MA-based developer of novel medicines to treat diseases with significant unmet medical needs.United States$81M
  3. Nomad HealthNomad Health is an online staffing marketplace that connects clinicians to healthcare jobs.United States$72M
  4. Delphia TherapeuticsDelphia Therapeutics is a biotechnology company based in Cambridge, Massachusetts, founded in 2022.United States$67M
  5. Quartet HealthQuartet Health is a platform that makes it easier for people to get the best mental health care for them.United States$58M
  6. SovatoSOVATO is a private healthcare technology company founded in 2022, based in Santa Barbara, California.United States$41M
  7. Candesant BiomedicalCandesant Biomedical, Inc.United States$35M
  8. PodimetricsPodimetrics is a care management company with the leading solution to help prevent diabetic foot amputations.United States$30M

AI

10 startups · $392M raised

  1. Dyno TherapeuticsDyno Therapeutics is a biotechnology company based in Watertown, Massachusetts, founded in 2018.United States$100M
  2. LoreLore is a Generative AI media and consulting company.United States$85M
  3. TTurbineUnited States$47M
  4. NoetikNoetik is an AI-native biotechnology company based in South San Francisco, California, founded in 2022.United States$41M
  5. KenSciKenSci offers Healthcare AI platfrom & prediction apps that work across Clinical workflows, Cost Mgmt & Hospital Ops.United States$31M
  6. B12B12, also known as Unlimited Labs Inc., is a technology company based in New York, founded in 2015.United States$29M
  7. Whisker LabsWhisker Labs develops cutting-edge sensor technology to protect homes and communities from electrical fires and bad utility power.United States$22M
  8. AArmorbloxArmorblox uses deep learning and natural language technologies to protect enterprise communications.United States$17M

IT Services

10 startups · $923M raised

  1. AutomatticAutomattic Inc.United States$617M
  2. EgnyteEgnyte is a software company based in Mountain View, California, that specializes in an AI-powered content cloud.United States$143M
  3. ImpinjImpinj (NASDAQ: PI) helps businesses and people analyze, optimize, and innovate by wirelessly connecting billions of everyday thinUnited States$86M
  4. AAvakiAVAKI grid solutions can be broken down conceptually into two major categories: compute grids and data grids.United States$20M
  5. Message BusMessage Bus provides a cloud native application service.United States$19M
  6. FormspringFormspring.me is a social media network for sharing interesting information and personal responses.United States$14M
  7. SNSockeye NetworksSockeye Networks is a provider of Internet optimization service.United States$12M
  8. ChipInChipIn is an online fundraising platform that was launched in 2005.United Arab Emirates$6.2M

Software

10 startups · $1.4B raised

  1. DatadogSee metrics from all of your apps, tools & services in one place with Datadog’s cloud monitoring as a service solution.United States$1.0B
  2. InsideSales.comInsideSales offers the leading Enterprise Sales Engagement Platform that accelerates revenue.United States$204M
  3. QuantcastQuantcast helps create a more personalized digital world.United States$61M
  4. SSentillionSentillion offers identity and access management technology solutions for caregivers in hospitals and healthcare organizations.United States$29M
  5. CentiveCentive offers technology solutions to companies' sales compensation and sales performance management.United States$28M
  6. ImprivataImprivata is the digital identity company for life- and mission-critical industries, redefining how organizations solve complex woUnited States$24M
  7. ATAsempra TechnologiesAsempra Technologies is a software company that offers recovery management solutions for windows applications and data.United States$20M
  8. WHI SolutionWHI Solution is a B2C e-Commerce channel for wholesale distributors to do business online.United States$18M

Pharma

7 startups · $760M raised

  1. Compass TherapeuticsCompass Therapeutics is a biopharmaceutical company that focuses on drugging the immune system to treat human diseases.United States$257M
  2. Scholar RockScholar Rock is a biopharmaceutical company that develops and discovers new medicines and treatments for the serious diseases.United States$167M
  3. MMicrobiaMicrobia an industrial biotechnology company engaging in the development of biomaterials, utilizing fermentation technology.United States$90M
  4. Satellite BioSatellite Bio is a biotechnology company based in Cambridge, Massachusetts, founded in 2019.United States$83M
  5. Sirtris PharmaceuticalsSirtris, a GSK company, is developing small molecule drugs that target the sirtuins.United States$82M
  6. Zag BioZag Bio is a biotechnology company based in Cambridge, Massachusetts, focused on developing thymus-targeted medicines to treat andUnited States$80M
  7. Muna TherapeuticsMuna Therapeutics discovers and develops therapies that slow or stop neurodegenerative diseases such as alzheimer’s and parkinson's.Denmark$1.0M

Advertising & Adtech

6 startups · $583M raised

  1. IInMobiIndia$366M
  2. Simon DataSimon Data is the creator of a customer data platform that allows marketers to create complicated client categories.United States$74M
  3. Simon AISimon AI provides an AI-driven CDP that activates live customer and contextual data for 1:1 marketing and journey orchestration.United States$54M
  4. SproutSprout makes wholesome, ready-to-heat food for children, crafted based on nutrition science, and loved by children and busy parents.United Kingdom$52M
  5. LobLob is a direct mail automation platform based in San Francisco, founded in 2013.United States$30M
  6. AdcadeAdcade is a digital advertising technology company based in New York, founded in 2011.United States$7.9M

Internet

6 startups · $98M raised

  1. WeatherBugWeatherBug is a provider of weather information services in the U.S., generating live neighborhood-level frequent reports.United States$38M
  2. DrizlyUnited States$35M
  3. SSoshSosh is a social mobile app that enables members to discover local activities, events and places.United States$16M
  4. Experience, Inc.Experience is a support facility for young adults, providing training and guidance to enable them to get better job opportunities.United States$4.4M
  5. Thing LabsThing Labs (formerly Plinky, Inc.) builds web-based software that makes it easy to create, share, explore and enjoy content.United States$3.7M
  6. LascauxLascaux Co.-$600K

Big Data & Analytics

5 startups · $318M raised

  1. GSGenuity ScienceGenuity Science is a biotechnology company that offers clinco-omics data analysis solutions for researchers.-$200M
  2. CDClearSky DataClearSky Data is a VC-backed startup in stealth that is building breakthrough technology solutions in enterprise infrastructure.United States$59M
  3. ProfiteroProfitero+ is the leading digital commerce company, trusted by more than 4,000 brands worldwide.Ireland$29M
  4. BoxeverBoxever was acquired by Sitecore, the digital experience platform leader, in March 2021.Ireland$19M
  5. LogentriesLogentries makes machine-generated log data easily accessible to IT operations, development, and business analysis teams of all sizes.Ireland$11M

Entertainment

4 startups · $59M raised

  1. Nifty GamesNifty Games Inc.United States$29M
  2. JibJabJibJab is a prominent American digital media and entertainment studio based in Los Angeles, California.United States$18M
  3. turntable.fmTurntable is a New York-based social music discovery platform that enables people to build and execute collaborative DJs and live United States$7.0M
  4. ModeliniaModelinia is a community that connects women to fashion and beauty through the eyes and lives of the world's top Supermodels.United States$5.0M

Manufacturing

4 startups · $350M raised

  1. ByHeartByHeart is an innovative infant nutrition company based in New York City, founded in 2016 by Ron Belldegrun and Mia Funt.United States$190M
  2. 1366 Technologies1366 Technologies is a manufacturer of silicon wafers used to deliver solar modules.United States$89M
  3. PParatekParatek designs and manufactures adaptive RF front-end component solutions for mobile wireless applications.United States$50M
  4. SiOnyxSiOnyx engages in commercializing a semiconductor process that enhances the infrared sensitivity of silicon-based photonics.United States$20M

Legaltech

3 startups · $889M raised

  1. LegalZoomLegalZoom UK is a consulting organization that offers financial, management consulting, website development, and Will planning services.United States$766M
  2. ProofUnited States$68M
  3. AAdnexusAdnexus is a legaltech investment fund and subsidiary of the ADSN Group.United States$56M

How this map is made. Every startup here has raised money in a round we track that names Polaris Partners as an investor, the first in 1999. Each sits under its main sector, read from its rounds, and each sector shows its best-funded first; sectors with fewer than three companies are left off. Rebuilt nightly; updated 15 November 2026.

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