Marc Lowell Andreessen (/ænˈdriːsən/ AN-dree-sen; born July 9, 1971) is an American businessman and former software engineer. He is the co-author of Mosaic, the first widely used web browser with a graphical user interface; co-founder of Netscape; and co-founder and general partner of Silicon Valley venture capital firm Andreessen Horowitz.

Jan 22, 2025 · Marc Andreessen, American-born software engineer who played a key role in creating the Web browser Mosaic, a user-friendly browser application that integrated graphics and point-and-click simplicity, and who cofounded Netscape Communications Corporation.

Jan 30, 2025 · Marc Andreessen [archival audio]: So, I decided to read my way out in both directions, both all the way out to the left, all the way to Lenin and Marx and communism on the one hand, ...

2 days ago · Marc Andreessen is one of the foremost entrepreneurs and financiers of his generation. He built a unicorn and a top VC fund. Here are 9 lessons for growing ventures.

Dec 14, 2024 · After famed investor Marc Andreessen met with government officials about the future of tech last May, he was “very scared” and described the meetings as “absolutely horrifying.”

Mar 26, 2024 · In the pantheon of figures who shaped the internet revolution, few names loom as large as Marc Andreessen. As a pioneering software engineer, serial entrepreneur and prominent investor, Andreessen left an indelible mark on how we communicate, do business and access information online.

Jan 9, 2024 · Marc Andreessen on the technological and political evolution of Silicon Valley and his own shifting political affiliations from left to right, along with his vision for leveraging technology to drive societal progress, the role of innovation in addressing energy challenges, border security, and national defense.

Jan 17, 2025 · Marc Andreessen explains the newest faction of conservatism. Hosted by Ross Douthat Below is a lightly edited transcript of an episode of “Matter of Opinion.” We recommend listening to it in ...

May 14, 2018 · Marc Andreessen (born 1972) has been one of the key players in making the Internet and World Wide Web accessible to the masses, thanks to his development of Netscape Navigator, a browser that integrates text, graphics, and sound.

Marc Andreessen is an entrepreneur, investor and software engineer best known as co-author of Mosaic, the first widely used Web browser.