Andreessen Horowitz
Global venture capital firm investing in technology companies.
Company facts
- Founded
- 2009
- Employees
- 500
- Headquarters
- United States
- CEO
- Marc Andreessen and Ben Horowitz
- Type
- Private
- Subsidiaries
- a16z Crypto, a16z New Media
About
Andreessen Horowitz (a16z) is a venture capital firm founded in 2009 by Marc Andreessen and Ben Horowitz. It invests in technology‑focused companies at any stage—from seed to late‑stage—across sectors such as consumer, enterprise, bio/healthcare, crypto, fintech, and gaming. Leveraging a team of partners who are former founders, CEOs, and CTOs, a16z offers portfolio companies access to a deep network of technical talent, executive expertise, and industry connections. This integrated support helps entrepreneurs accelerate product development, market entry, and growth, positioning them for long‑term success.
Open positions
Founding Engineer
The commercial real estate space is ripe for disruption. The industry has exploded in size and revenue, but still runs on fragmented CRMs, legacy loan systems, email, spreadsheets, phone calls, and document portals.…
Founding Engineer
About Cluster Cluster’s mission is to become the infrastructure layer between agents and markets. Since launching a few months ago, we’re already helping 50+ high growth startups (among them other a16z speedrun and YC…
Founding Engineer (Stealth)
Join an elite team to define how work happens in the agentic era. We're rethinking how organizations share context and coordinate, from first principles, with fundamentally new infrastructure for safe, governable, and…
Forward Deployed Engineer Intern
Forward Deployed Engineer Intern San Francisco · Summer · In-person What we do We're building Infragrid to end the tax of manual financial work. We capture how businesses operate (SOPs, screen recordings, and analyst…
Software Engineer Intern
Software Engineering Intern Location: San Francisco Term: Summer Work Type: In-person About Infragrid We’re building Infragrid to end the tax of manual financial work. By capturing how businesses operate—using SOPs,…
Founding Member of Technical Staff
Founding Member of Technical Staff Location: San Francisco, CA - in person Type: Full-time Compensation: Meaningful equity About Tenera Tenera is building the product decision layer for agents and humans using…