Marc Andreessen logo
Marc Andreessen logo
Marc Andreessen logo
Marc Andreessen logo

Marc Andreessen

Marc Andreessen is an American entrepreneur, investor, software engineer, and cofounder of venture capital firm Andreessen Horowitz (a16z).

Contact

Companies
Company
Roles
Golden

Golden is a San Francisco-based company building a knowledge graph. The founder and CEO of Golden is Jude Gomila.

Investor
Board Member
TipTop

TipTop is a United States-based company founded in 2022 by Bastian Lehmann.

Investor
California Forever

California Forever is a company aiming to develop a new city across 50,000 acres of undeveloped land in Solano County, California.

Investor
Asana

Asana provides a project management platform to organize and plan workflows.

Investor
Slack

Slack Technologies, also known as Slack, was a company operating a messaging platform that enables teams to communicate. It provides real-time messaging, archiving, and searching services. The Slack platform has been owned by Salesforce since 2021 when Salesforce acquired Slack Technologies.

Investor
Fluther

Fluther is a San Francisco-based company founded by Ben Finkel.

Investor
Business Insider

Business Insider is an online platform that offers the latest business, celebrity, and technology news.

Investor
Muzy (company)

Muzy is a San Francisco-based company.

Investor
Rockmelt

Rockmelt is a company founded by Tim Howes.

Investor
ExtraHop Networks

ExtraHop Networks is a Seattle, Washington-based cybersecurity technology company.

Investor
Knightley

Knightley is a venture capital and private equity company.

Investor
PandoDaily

PandoDaily is a San Francisco-based company founded in 2012.

Investor
Halo Neuroscience

Halo Neuroscience develops devices that use neurostimulation technology to target the brain to enhance performance for able and impaired users.

Investor
Ning (website)

Ning is an online platform for people and organizations to create custom social networks.

Investor
Createra

Createra is a Web3 company developing a programming platform designed for content creation, gameplay, and community building.

Investor
X

X (formerly Twitter) is a social media and microblogging platform founded in 2006.

Investor
Sfermion

Sfermion is a venture capital firm based in Chicago, Illinois.

Investor
1confirmation

1Confirmation is a venture investor company that aims to create a people-driven platform that's gonna change the way businesses operate in the digital world.

Investor
Replit

Replit is a San Francisco-based IDE and software development environment company making a browser application platform for coding in over fifty programming languages.

Investor
Mysten Labs

Mysten Labs creates foundational infrastructure to accelerate the adoption of Web3.

Investor
Flowcarbon

Flowcarbon is a New York-based climate tech company.

Investor
Investor
Coinbase

Coinbase is a digital asset exchange company. It operates exchanges of Bitcoin, Bitcoin Cash, Ethereum, and Litecoin.

Board Member
Meta

Meta, formerly Facebook Inc., is a parent company of the platforms Facebook, Instagram, WhatsApp, and more.

Board Member
OpenGov

OpenGov is a Mountain View, California-based company founded in 2012 by Joe Lonsdale, Mike Rosengarten and Nate Levine.

Board Member
Samsara (company)

Samsara is a company developing and building sensor systems that utilizes wireless sensors with remote networking and cloud-based analytics, founded by John Bicket and Sanjit Biswas

Board Member
Dialpad

Dialpad is a San Francisco-headquartered business communications platform company.

Board Member
Carta (company)

Carta (formerly eShares) is a San Francisco-based cap table management platform that offers 409A valuations and products for investors and public companies.

Board Member
Honor (company)

An elderly care company founded by Sandy Jen, Cameron Ring and Monica Lo.

Board Member
Applied Intuition

An infrastructure company for self-driving cars. It is located in Sunnyvale, California and was founded in 2017.

Board Member