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MassVentures — Portfolio

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

166
Companies
$410.1M
Total invested
$3.2M
Avg. check
42
Industries
Health Care 6Biotechnology 5Software 4Medical 3Water 3Manufacturing 3+36 more
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Portfolio companies

Showing 1–24 of 166
DynamiCare Health
September 2026

DynamiCare Health is a digital platform helping people monitor and reduce the use of drugs, opioids, alcohol, and tobacco.

Health Care · Boston$720K Venture - Series Unknown
Adden Energy
September 2024

Adden Energy is a developer of stable, lithium-metal, solid-state batteries.

Battery · Waltham$15.0M Series A
Spadxtech
September 2023

SpadXTech creates cellulose-based materials.

Biotechnology · Worcester$10K Grant
Everest Biolabs
September 2026

Everest Biolabs supplies exosome and EV isolation tools, ELISA kits, and instruments for research in biotech and academic labs.

Analytics · Waltham$2.1M Grant
Stepwise
September 2024

Stepwise provides home electrification services for EV charger and heat pump installations

Electrical Distribution · Buffalo$1.4M Grant
RISE Robotics
September 2026

RISE Robotics is a technology company that develops fluid-free motion control systems for heavy machinery.

Manufacturing · Somerville$100K Grant
Stitch3D
September 2025

Stitch3D is a cloud platform for hosting, viewing, analyzing, and sharing 3D files.

Information Technology · Boston$3.7M Seed
Raven360
August 2022

Raven360 provides a sales readiness platform that delivers up-to-date and consistent sales content, training and coaching.

Corporate Training · Framingham$8.0M Series B
ClearCut Surgical
August 2025

ClearCut Surgical is a medical device company that offers electrocautery surgical tool with on-demand fluid suction.

Health Care · Boston$4.5M Seed
Subconscious
August 2026

Subconscious is an AI infrastructure company focused on inference optimization and post training for agent workloads.

Artificial Intelligence (AI) · Cambridge$5.1M Seed
NewGrid
August 2021

NewGrid is a Developer of a decision support software for electric power transmission system operators.

Power Grid · Boston$250K Grant
Qunett
August 2026

Qunett is developing scalable hardware solutions for quantum device connectivity

Boston$1.5M Seed
Benchmark Labs
July 2026

Benchmark Labs provides asset-specific weather forecasting for the agricultural sector, and beyond.

Agriculture · San Francisco$75K Venture - Series Unknown
Metalmark Innovations
July 2023

Metalmark creates nanostructured materials that destroy airborne pollutants and toxins to support healthy indoor air quality.

Health Care · BostonNon-equity Assistance
Z-Polymers
July 2024

Z-Polymers is a clean-tech materials science company solving fundamental problems in mission-critical industries.

3D Printing · Lowell$300K Grant
Inq-ITS
July 2023

Inq-ITS is a science learning platform with simulations for Physical, Life, and Earth Science - all aligned with NGSS standards.

E-Learning · Worcester$250K Grant
Leuko
July 2024

Leuko Labs develops non-invasive white blood cell monitoring device.

Biotechnology · Boston$4.5M Grant
Infinite Cooling
July 2026

Infinite Cooling is a renewables and environment company that specializes in wastewater management and recycling.

Industrial · Cambridge$5.3M Venture - Series Unknown
Gel4Med
July 2025

Gel4Med is the Smart Materials Company paving the way to the future of regenerative medicine.

Biotechnology · AllstonGrant
Solablock
July 2024

To bring the entire building envelope into renewable energy production.

Energy · Springfield$205K Grant
Irradiant Technologies
July 2024

Irradiant Technologies develops implosion fabrication lithography for chemically amplified high throughput micro-fabrication.

Advanced Materials · Cambridge$750K Grant
Kinto.Care
June 2022

Kinto.Care is a provider of an online platform intended to improve communication and provide practical advice for caregivers.

Health Care · Cambridge$500K Grant
GenH
June 2023

GenH develops a new advanced generation of hydro technologies deployable within cities and towns.

CleanTech · BostonGrant
Extend Biosciences
June 2022

Extend Biosciences is an emerging biotechnology company developing a novel drug delivery platform technology.

Biotechnology · Cambridge$200K Grant

Where MassVentures invests

Health Care6
Biotechnology5
Software4
Medical3
Water3
Manufacturing3

About MassVentures's portfolio

How many companies has MassVentures invested in?▸

MassVentures has invested in 166 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does MassVentures invest in?▸

MassVentures's top investment sectors include Health Care, Biotechnology, Software, Medical, Water. The firm invests across 42 different industry categories.

What is MassVentures's largest investment?▸

Among tracked funding rounds, Adden Energy received $15.0M in a Series A round. MassVentures's total known invested capital is $410.1M.

What is the average investment size for MassVentures?▸

MassVentures's average investment size is $3.2M across its portfolio of 166 companies.

What are MassVentures's most recent investments?▸

Recent MassVentures portfolio additions include DynamiCare Health, Adden Energy, Spadxtech, Everest Biolabs, Stepwise. These companies were founded in 2020 or later.

Reach the founders behind these 166 companies
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