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Union Square Ventures Portfolio Companies

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

Last updated: July 2026

Union Square Ventures Investment Overview

Portfolio Companies
247
Total Invested
$5.1B
Average Investment
$23.4M

Union Square Ventures's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Lithos Carbon2024Non-equity AssistanceUndisclosedSeattle
Skillshare2025Debt Financing$12.9MNew York
Glow Labs2024Venture - Series Unknown$30.0MGeorge Town
SimScale2021Series C$29.2MMunich
goTenna2023Private EquityUndisclosedBrooklyn
Clarifai2021Series C$60.0MFort Lee
Outschool2021Series DUndisclosedSan Francisco
FloodMapp2025Grant$66KBrisbane
Brave Health2022Series C$40.0MMiami
Arweave2021Secondary MarketUndisclosedHolborn

Complete List of Union Square Ventures Portfolio Companies (247)

Export
#CompanyStageAmountLocation
126Lithos CarbonNon-equity AssistanceUndisclosedSeattle, United States
127SkillshareDebt Financing$12.9MNew York, United States
128Glow LabsVenture - Series Unknown$30.0MGeorge Town, Cayman Islands
129SimScaleSeries C$29.2MMunich, Germany
130goTennaPrivate EquityUndisclosedBrooklyn, United States
131ClarifaiSeries C$60.0MFort Lee, United States
132OutschoolSeries DUndisclosedSan Francisco, United States
133FloodMappGrant$66KBrisbane, Australia
134Brave HealthSeries C$40.0MMiami, United States
135ArweaveSecondary MarketUndisclosedHolborn, United Kingdom
AgricultureAgTechCarbon CaptureFarmingIndustrial

Lithos Carbon is an agricultural carbon removal company that develops carbon capture technology for farms.

Seattle, United States
November 2024
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

EdTechEducationE-LearningPeer to Peer

Skillshare is an ed-tech platform offering online learning for creative fields.

New York, United States
October 2025
$12.9M
Debt Financing

Founder Contacts

30,000+ verified contacts

Renewable EnergySoftwareSolar

Glow Labs is the development company behind the Glow protocol, which compensates solar farms with tokens for producing carbon credits.

George Town, Cayman Islands
October 2024
$30.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

3D TechnologyCADCloud ComputingInternetProduct DesignSimulationSoftware

SimScale is a web-based 3d simulation platform.

Munich, Germany
October 2021
$29.2M
Series C

Founder Contacts

30,000+ verified contacts

Consumer ElectronicsHardwareMessagingMobilePrivacySoftware

GoTenna is advancing universal access to connectivity by building intelligent and scalable mobile mesh networks.

Brooklyn, United States
October 2023
Private Equity

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Computer VisionData Collection and LabelingData IntegrationDeveloper PlatformMachine LearningNatural Language Processing

Clarifai's platform supports the full AI development lifecycle; including dataset preparation, model training and deployment.

Fort Lee, United States
October 2021
$60.0M
Series C

Founder Contacts

30,000+ verified contacts

ChildrenEdTechEducationE-LearningInformation Technology

Outschool is a marketplace of live online classes for kids that connects learners, parents, and teachers together.

San Francisco, United States
October 2021
Series D

Founder Contacts

30,000+ verified contacts

Big DataData VisualizationInsurTechSoftware

FloodMapp is a predictive flood mapping technology available as a suite of B2B SaaS products.

Brisbane, Australia
October 2025
$66K
Grant

Founder Contacts

30,000+ verified contacts

CommunitiesHealth CareMental HealthOnline Portals

Brave Health is an online platform that offers therapy and medication management for psychiatric conditions to improve mental health.

Miami, United States
October 2022
$40.0M
Series C

Founder Contacts

30,000+ verified contacts

BlockchainCryptocurrencyData StorageInternet

Arweave is an information technology company that specializes in data storage, blockchain, and serverless web.

Holborn, United Kingdom
October 2021
Secondary Market

Founder Contacts

30,000+ verified contacts

IndustrialIndustrial ManufacturingManufacturingMechanical Engineering

Isembard creates automated, software-powered factories for high-precision manufacturing in aerospace, defence, and energy.

London, United Kingdom
March 2026
$50.0M
Series A

Founder Contacts

30,000+ verified contacts

ArtBlockchain

The open platform for artists and collectors to live out their passion for generative art.

Lyon, France
March 2026
Series A

Founder Contacts

30,000+ verified contacts

FinanceFinancial ServicesFinTechPayments

Addi is a technology company that provides credit and banking solutions.

Bogotá, Colombia
February 2026
$89.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

ComputerEmbedded SoftwareInformation TechnologyManufacturingSemiconductor

Efficient Computer develops processor technology focused on improving energy efficiency for compute-intensive workloads.

Pittsburgh, United States
February 2026
$60.0M
Series A

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyEnergy EfficiencyRenewable Energy

Radiant develops portable nuclear microreactors designed to generate electricity and heat in a compact, factory-built form.

El Segundo, United States
February 2026
Series D

Founder Contacts

30,000+ verified contacts

InternetNetwork SecurityTelecommunications

Somos Internet is a network and telecommunications startup that provides latest generation internet with a fast, secure, stable connection.

Medellín, Colombia
February 2026
Secondary Market

Founder Contacts

30,000+ verified contacts

BlockchainCryptocurrencyFinTech

Uniswap Labs builds products for users to safely and securely access DeFi.

New York, United States
February 2026
Undisclosed

Founder Contacts

30,000+ verified contacts

BankingCreditFinancial ServicesFinTechMobile

Upgrade is a fintech company that offers mobile banking, credit, and payment products to mainstream consumers.

San Francisco, United States
February 2026
$250.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)GeospatialGovernmentSoftware

Forerunner is an AI-powered geospatial platform that assists governments in updating their operations and enhancing community resilience.

San Francisco, United States
February 2026
$26.3M
Series B

Founder Contacts

30,000+ verified contacts

BiofuelFuelMarine TechnologyMarine TransportationTransportationWaste Management

XFuel produces sustainable and net-zero road, marine and aviation drop-in fuels

Dublin, Ireland
January 2026
$20.0M
Series A

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Geothermal EnergyGreenTechInformation TechnologyPredictive AnalyticsRenewable Energy

Zanskar develops data-driven technology to identify and develop geothermal energy resources.

Salt Lake City, United States
January 2026
$115.0M
Series C

Founder Contacts

30,000+ verified contacts

FinanceFinancial ServicesInformation Technology

Mundi provides financial, trade development, strategy, freight and reinventing international trade services.

Nueva York, Mexico
December 2025
Series A

Founder Contacts

30,000+ verified contacts

EducationHigher EducationSecondary Education

Sora Schools is an innovate online middle & high school designed to accelerate your student toward their wildest dreams.

New York, United States
December 2025
$1.5M
Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)SaaSSoftware

Supper is an AI-driven BI platform that delivers insights for reports, board meetings, and daily business operations.

New York, United States
December 2025
$11.0M
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information TechnologyMachine LearningRobotics

Tutor Intelligence builds AI-driven warehouse robots that handle picking, packing, and material-handling operations.

Cambridge, United States
December 2025
$34.0M
Series A

Founder Contacts

30,000+ verified contacts

Showing 126-150 of 247 portfolio companies

Frequently Asked Questions About Union Square Ventures

How many companies has Union Square Ventures invested in?

Union Square Ventures has invested in 247 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Union Square Ventures invest in?

Union Square Ventures's top investment sectors include Software, Artificial Intelligence (AI), Information Technology, Education, Renewable Energy. The firm invests across 76 different industry categories.

What is Union Square Ventures's largest investment?

Among tracked funding rounds, Upgrade received $250.0M in a Debt Financing round. Union Square Ventures's total known invested capital is $5.1B.

What is the average investment size for Union Square Ventures?

Union Square Ventures's average investment size is $23.4M across its portfolio of 247 companies.

What are Union Square Ventures's most recent investments?

Recent Union Square Ventures portfolio additions include Lithos Carbon, Skillshare, Glow Labs, SimScale, goTenna. These companies were founded in 2020 or later.

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