VoltDB

Top Executive: President and CEO David Flower

VoltDB develops an in-memory SQL database that combines streaming analytics with transaction processing capabilities. Businesses use the software to develop business-critical applications that process streaming data the instant it arrives to make immediate decisions.

In March VoltDB appointed Flower, previously the company's chief revenue officer, as president and CEO. His focus will be on increasingly the company's presence in specific markets. Flower replaced Bruce Reading who is now CEO of Pica9, a developer of marketing automation software.

VoltDB was founded in 2009 and is based in Bedford, Mass.