Before Garry Tan had celebrated his 30th birthday, the entrepreneur had already co-founded and helped develop a blogging platform to compete with Tumblr and became a partner at Y Combinator.

In 2008, Tan co-founded Posterous, a blogging platform, which has raised $5 million and was acquired by Twitter in 2012. Tan was a founding member of the engineer team Palantir France while working with Palantir Technologies.

Tan works alongside Y Combinator partners to help startups realize their full potential. Tan also acts as adviser for Comprehend Systems, a company specializing in visualization and analytics tools, and Verbling, a free online language-learning tool.

Read the full story in the Silicon Valley Business Journal