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MassVentures — Portfolio, Page 4

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

166
Companies
$544.3M
Total invested
$3.7M
Avg. check
48
Industries
Health Care 6Manufacturing 5Biotechnology 5Medical Device 4Industrial 3Energy 3+42 more
Founder contacts

Verified emails & LinkedIn for founders across this portfolio.

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Portfolio companies

Showing 73–96 of 166
ClearGov
March 2024

ClearGov provides local governments cloud-based Budget Cycle Management software for efficient budgeting and transparent civic engagement.

Data Visualization · Maynard$4.0M Venture - Series Unknown
Aclarity
November 2023

Aclarity is a VC-backed cleantech startup developing and selling water treatment systems to clean the world's water and wastewater.

Information Technology · Hadley$15.9M Series A
JETCOOL Technologies
October 2023

JETCOOL Technologies is a hardware startup that develops compact cooling solutions for high-power electronics.

Electronics · Littleton$17.0M Series A
Alloy Enterprises
May 2023

Alloy Enterprises operates as industry disruptors looking to tackle inefficiencies in conventional manufacturing.

Industrial · Somerville$26.0M Series A
Kuva Systems
December 2025

Kuva Systems is an industrial IoT solutions company that provides emissions monitoring and quantification of methane and VOC.

Energy · Cambridge$692K Grant
Carbix
December 2024

Carbix is a climate technology company converting carbon dioxide emissions into sustainable building materials and carbonates.

Construction · QuincySeed
SYSO Technologies
January 2026

SYSO Technologies provides end-to-end renewable energy and storage management technology and services.

Energy · Cambridge$7.0M Venture - Series Unknown
Rendever
November 2025

Rendever is a research-based virtual reality platform that provides cognitive stimulation, socialization, and therapy for older adults.

Fitness · Somerville$4.5M Grant
Talking Heads Wireless
November 2025

Talking Heads Wireless is a telecommunication company that helps in energy savings for cellular networks.

IT Infrastructure · SomervilleUndisclosed
Sol Clarity
November 2022

Sol Clarity specializes in the development and production of self-cleaning solar.

Clean Energy · Somerville$800K Pre-Seed
PlenOptika
January 2023

PlenOptika's mission is to make eye care easy for anyone who needs it.

Biotechnology · AllstonSeed
Upstream Tech
October 2023

Upstream Tech conserving freshwater by powering informed water market transactions.

Computer · AlamedaPrivate Equity
Veramorph
October 2025

VeraMorph is a pharmaceutical company that is developing an oral dosage technology based on polymers.

Biotechnology · MansfieldGrant
Myrias Optics
February 2026

Myrias Optics provides a full range of services leading ​to full scale manufacturing at low costs

Manufacturing · Amherst$2.1M Seed
Stitch3D
September 2025

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

Information Technology · Boston$3.7M Seed
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
Gel4Med
July 2025

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

Biotechnology · AllstonGrant
PathMaker Neurosystems
June 2025

PathMaker Neurosystems is a neurotechnology company that develops treatment for neuromotor disorders.

Biotechnology · BostonGrant
Harmony Desalting
June 2025

At Harmony Desalting our mission and promise is to secure water, always for people all around the world.

Recycling · BostonNon Equity Assistance
Mother's Milk Is Best
June 2025

Mother's Milk is Best is a manufacturer of milk concentration devices for preterm babies.

Baby · Boston$250K Undisclosed
Radical Plastics
May 2025

Radical Plastics is a radical solution to plastic pollution.

Plastics and Rubber Manufacturing · Beverly$1.0M Series Unknown
Enigma Aerospace
May 2025

Enigma Aerospace focuses on developing autonomous aerial logistics technologies targeted at defense and B2B markets.

Aerospace · Boston$1.3M Grant
Emvolon
May 2025

Emvolon is a technology company that converts wasted resources into low-cost green fuels

CleanTech · Boston$200K Grant
Micro-Leads
May 2025

Micro-Leads Medical is a medical technology company dedicated to developing innovative therapies that address the neuromodulation.

Biotechnology · Somerville$100K Grant

Where MassVentures invests

Health Care6
Manufacturing5
Biotechnology5
Medical Device4
Industrial3
Energy3

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, Manufacturing, Biotechnology, Medical Device, Industrial. The firm invests across 48 different industry categories.

What is MassVentures's largest investment?▸

Among tracked funding rounds, Alloy Enterprises received $26.0M in a Series A round. MassVentures's total known invested capital is $544.3M.

What is the average investment size for MassVentures?▸

MassVentures's average investment size is $3.7M across its portfolio of 166 companies.

What are MassVentures's most recent investments?▸

Recent MassVentures portfolio additions include ClearGov, Aclarity, JETCOOL Technologies, Alloy Enterprises, Kuva Systems. These companies were founded in 2020 or later.

Reach the founders behind these 166 companies
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