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Andreessen Horowitz Portfolio Companies

Prominent venture capital firm focused on early-stage and growth-stage technology investments.

Last updated: July 2026

Andreessen Horowitz Investment Overview

Portfolio Companies
1,277
Total Invested
$54.3B
Average Investment
$78.1M

Andreessen Horowitz's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
Rewind AI2023Series A$17.9MDenver
Hadrian2026Venture - Series Unknown$131.3MHawthorne
Boltz2026Seed$28.0MBoston
Pomelo Care2026Series C$92.0MNew York
Rooms.xyz2024Corporate Round$1.0MAllentown
Zibra AI2026SeedUndisclosedSunnyvale
Protege2026Series A$30.0MNew City
Solana2025Private Equity$10.0MSan Francisco
Firefly Health2023Venture - Series UnknownUndisclosedWatertown
LMArena2026Series A$150.0MSan Francisco

Complete List of Andreessen Horowitz Portfolio Companies (1,277)

Export
#CompanyStageAmountLocation
476Rewind AISeries A$17.9MDenver, United States
477HadrianVenture - Series Unknown$131.3MHawthorne, United States
478BoltzSeed$28.0MBoston, United States
479Pomelo CareSeries C$92.0MNew York, United States
480Rooms.xyzCorporate Round$1.0MAllentown, United States
481Zibra AISeedUndisclosedSunnyvale, United States
482ProtegeSeries A$30.0MNew City, United States
483SolanaPrivate Equity$10.0MSan Francisco, United States
484Firefly HealthVenture - Series UnknownUndisclosedWatertown, United States
485LMArenaSeries A$150.0MSan Francisco, United States
Artificial Intelligence (AI)Information TechnologySoftware

Rewind AI provides a Mac app that captures and searches through everything seen, said, or heard on a device.

Denver, United States
January 2023
$17.9M
Series A

Founder Contacts

30,000+ verified contacts

AerospaceArtificial Intelligence (AI)Machinery ManufacturingManufacturingSupply Chain Management

Hadrian builds AI-powered automated factories that manufacture precision parts for defense, aerospace, and space industries.

Hawthorne, United States
January 2026
$131.3M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiotechnologyHealth Care

Boltz PBC develops open-source AI models and software platforms for biomolecular design.

Boston, United States
January 2026
$28.0M
Seed

Founder Contacts

30,000+ verified contacts

ChildrenHealth CareMobile AppsWomen's

Pomelo Care is a health technology company that develops evidence-based healthcare solutions for women and children.

New York, United States
January 2026
$92.0M
Series C

Founder Contacts

30,000+ verified contacts

3D TechnologyGamingInformation Technology

Rooms.xyz allows you to create basic games and interactive 3D rooms in the browser.

Allentown, United States
January 2024
$1.0M
Corporate Round

Founder Contacts

30,000+ verified contacts

3D TechnologyAerospaceArtificial Intelligence (AI)AutomotiveFilm ProductionMachine LearningVideo Games

AI-native infrastructure powering spatial AI era

Sunnyvale, United States
January 2026
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)Data Management

Protege is the AI training data platform enabling seamless and compliant data exchange.

New City, United States
January 2026
$30.0M
Series A

Founder Contacts

30,000+ verified contacts

AppsBlockchainCryptocurrencyFinanceFinTechVirtual Currency

Solana is a blockchain platform designed for decentralized applications and cryptocurrencies.

San Francisco, United States
January 2025
$10.0M
Private Equity

Founder Contacts

30,000+ verified contacts

Health CareHospitalWellness

Firefly Health is a virtual-first health care company that provides primary healthcare services that redefine high-quality patient care.

Watertown, United States
January 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Information ServicesMachine LearningProduct Research

LMArena is a web-based platform that evaluates large language models (LLMs) through anonymous, crowd-sourced pairwise comparisons.

San Francisco, United States
January 2026
$150.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Foundational AIGenerative AIInformation TechnologyMachine Learning

XAI is an artificial intelligence startup that develops AI solutions and tools to enhance reasoning and search capabilities.

Palo Alto, United States
January 2026
$20.0B
Series E

Founder Contacts

30,000+ verified contacts

AI InfrastructureArtificial Intelligence (AI)Computer VisionData Collection and LabelingEnterprise SoftwareMachine LearningSoftware

Labelbox is the leading data factory for AI teams.

San Francisco, United States
January 2022
$110.0M
Series D

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)BiotechnologySoftwareTherapeutics

Asimov employs artificial intelligence to develop tools for the design and manufacture of next-generation therapeutics.

Boston, United States
January 2023
$175.0M
Series B

Founder Contacts

30,000+ verified contacts

BitcoinBlockchainCryptocurrencyDecentralized Finance (DeFi)Non-Fungible Token (NFT)

OpenSea is an NFT marketplace that enables users to discover, collect, and sell blockchain-based digital assets.

New York, United States
January 2022
$300.0M
Series C

Founder Contacts

30,000+ verified contacts

Health DiagnosticsMedicalNeuroscienceTherapeutics

Echo Neurotechnologies specializes in brain-machine interfaces that provide patients control over external gadgets.

San Francisco, United States
January 2025
$50.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

FinanceFinancial ServicesFinTechSoftware

Moov is a fintech platform that allows businesses to include transactional banking while also transmitting, receiving, and holding money.

Cedar Falls, United States
January 2023
$45.0M
Series B

Founder Contacts

30,000+ verified contacts

Elder CareElderlyHealth CareInsuranceWellness

Devoted Health is a healthcare company serving seniors and giving them a health care plan with personal guides and world-class technology.

Waltham, United States
January 2026
$366.0M
Series F

Founder Contacts

30,000+ verified contacts

CryptocurrencyFinancial ServicesFinTechTrading Platform

Talos is an end-to-end crypto trading platform that provides digital asset trading technology for lenders, brokers, and investors.

New York, United States
January 2026
$45.0M
Series B

Founder Contacts

30,000+ verified contacts

ManufacturingMechanical Engineering

CX2 Focused on achieving spectrum control for electromagnetic warfare for the U.S. and its allies.

El Segundo, United States
January 2026
Grant

Founder Contacts

30,000+ verified contacts

Health CareMedicalTherapeutics

Aradigm Health platform enables access to next generation of transformative therapies—cell and gene therapies (CGTs).

Bethesda, United States
December 2025
$20.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Developer PlatformInformation TechnologyMachine Learning

Fal is a generative media platform that helps developers create applications using AI models.

San Francisco, United States
December 2025
$140.0M
Series D

Founder Contacts

30,000+ verified contacts

BiotechnologyHealth CareLife SciencePharmaceutical

Nautilus Biotechnology is a life sciences company that develops a platform for analyzing and quantifying the human proteome.

San Carlos, United States
January 2026
$1.6M
Grant

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)Business IntelligenceSoftware

Unconventional AI rethinks computer foundations to optimize energy efficiency for AI.

San Francisco, United States
December 2025
$475.0M
Seed

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)CRMGovernmentSoftware

Pryzm helps win government contracts using AI search, strategic planning, and easy collaboration tools.

Boston, United States
December 2025
$12.2M
Seed

Founder Contacts

30,000+ verified contacts

CollaborationDeveloper ToolsIdentity ManagementProduct DesignProductivity ToolsSoftwareUX DesignWeb AppsWeb DesignWeb Development

Figma is a collaborative design tool that enables teams to create, prototype, and test digital products on one platform.

San Francisco, United States
December 2025
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

Showing 476-500 of 1,277 portfolio companies

Frequently Asked Questions About Andreessen Horowitz

How many companies has Andreessen Horowitz invested in?

Andreessen Horowitz has invested in 1,277 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does Andreessen Horowitz invest in?

Andreessen Horowitz's top investment sectors include Artificial Intelligence (AI), Software, Health Care, Machine Learning, Information Technology. The firm invests across 64 different industry categories.

What is Andreessen Horowitz's largest investment?

Among tracked funding rounds, xAI received $20.0B in a Series E round. Andreessen Horowitz's total known invested capital is $54.3B.

What is the average investment size for Andreessen Horowitz?

Andreessen Horowitz's average investment size is $78.1M across its portfolio of 1,277 companies.

What are Andreessen Horowitz's most recent investments?

Recent Andreessen Horowitz portfolio additions include Rewind AI, Hadrian, Boltz, Pomelo Care, Rooms.xyz. These companies were founded in 2020 or later.

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