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Andreessen Horowitz (a16z)

Activity from announced rounds

Activity in this selectionUnited States

Andreessen Horowitz invests in technology companies from seed through growth, with specialist teams in AI, enterprise software, infrastructure, fintech, crypto, healthcare and consumer technology.

The firm pairs investors with an operating platform spanning recruiting, marketing, legal matters and public policy. This structure gives a founder access to specialists for building a management team, reaching customers and navigating regulated markets alongside the investment relationship.

Its American Dynamism practice extends the mandate into areas such as defence and industrial technology. Founders should identify the relevant investing practice: a16z operates across several markets with different technical and commercial requirements.

Sources
Rounds participated in
101
Confirmed lead rounds
20
56 roles undisclosed
New companies
91
First participation on record · 10 follow-on
Funding in participating rounds
$54.4B
97 disclosed · full round size, not this investor’s share

By stage

Series C+34
Series A23
Series B16
Seed11
Undisclosed11
2 more
Pre-seed4
Growth2

By primary sector

AI28
Fintech14
Healthtech10
Enterprise software7
Defense tech6
12 more
Mobility6
Climate tech4
Developer tools4
Hardware4
Industrial tech4
Robotics4
Biotech2
Cybersecurity2
Ecommerce2
Space tech2
Proptech1
Travel tech1

By country

United States101

Rounds

101 in this selection
Concourse

Builds AI agents for corporate finance teams to automate manual operations

$12MSeries A
Role not disclosed
Standard Nuclear

Produces TRISO nuclear fuel for advanced nuclear reactors

$140MSeries A
Role not disclosed
Inferact

Develops infrastructure for running large language models.

$150MSeed
Role not disclosed
XBuild

Provides AI-powered estimating platform for construction contractors

$19MSeries A
Role not disclosed
Hadrian

Builds highly automated factories producing defense and aerospace systems

UndisclosedUndisclosed
Role not disclosed
Protege

Provides AI data platform unlocking access to trusted real-world data at scale

$30MSeries A
Role not disclosed
Arena

Arena evaluates AI models through comparisons and observations of how people use them in real tasks.

$150MSeries A
Role not disclosed
Wabi

Wabi develops a shared AI assistant that organizes tasks into conversations and creates personal apps for individuals and groups.

$20MPre-seed
Lead
Waymo

Waymo develops autonomous driving technology and operates a fully driverless ride-hailing service.

$5.6BSeries C
Participant
Waymo

Waymo develops autonomous driving technology and operates a fully driverless ride-hailing service.

$2.5BInvestment round
Participant
Waymo

Waymo develops autonomous driving technology and operates a fully driverless ride-hailing service.

$3.2BFirst external financing (cumulative closes)
Participant