Marc Andreessen

Workplace messaging and collaboration platform that transformed business communication. Originally built as an internal tool at Tiny Speck during development of the game Glitch, then pivoted to become the fastest-growing enterprise software company in history.

Asana is a work management platform that helps teams plan, organize, and track projects and tasks. Founded by Facebook co-founder Dustin Moskovitz and former Facebook engineer Justin Rosenstein, the company serves over 75,000 customers.

Professional networking platform connecting the world's professionals to make them more productive and successful. Offers tools for job searching, recruiting, content sharing, and business networking.

Social gaming company best known for Draw Something, a viral mobile drawing game that reached 50M downloads in 50 days and was downloaded over 200M times. Originally launched as iminlikewithyou in 2006, combining social networking with Flash-based browser games. Produced 37 games on a real-time multiplayer platform. Acquired by Zynga for $180M ($210M with earnout) in March 2012, then shut down in June 2013.