Splunk

Top Executive: President and CEO Godfrey Sullivan

Splunk develops operational intelligence software for monitoring, reporting and analyzing realtime machine data, as well as historical data stored on-premise or in the cloud. The technology has applications in a wide range of areas from IT management, to security, to Internet-of-Things operations.

San Francisco-based Splunk saw its sales grow 48 percent in fiscal 2015 (ended Jan. 31) to more than $147 million. In April, the company began offering the Splunk Cloud through nine Amazon Web Services global regions.