Arcserve
Tom Signorello, CEO
Headquarters: Eden Prairie, Minn.
Arcserve, which started at Cheyenne Software in 1990 and then spent 18 years as part of CA Technologies until going independent in 2014, offers software and hardware technology for protection cloud, virtual, and physical environments. It expanded its capabilities last year with the acquisition of Zetta, a developer of cloud-first disaster recovery technology.