Facebook alums: Bobby Johnson, Lior Abraham
Funding: $28.2 million, total
Johnson was a director of engineering at FB for six years, responsible for scaling the site from millions to billions of users.
Abraham invented a specialized database called SCUBA while at Facebook. It's a visual analytics tool adopted by over half of the company’s employees that lets Facebook see how Facebook's technology is performing in real time.
Together with Johnson's wife Ann, they founded Interana, a self-service data analytics tool. Customers include Sony, Tinder, and Jive.