"On June 12, 2015 Cisco acquired Piston Cloud Computing, a privately held San Francisco based Openstack product company. Piston provides software that enables streamlined operational deployment of large scale distributed systems. Piston's enterprise grade software helps customers automate orchestration and deployment of underlying distributed systems for running applications on OpenStack."
https://www.crunchbase.com/organization/piston-cloud-computi...
"On June 12, 2015 Cisco acquired Piston Cloud Computing, a privately held San Francisco based Openstack product company. Piston provides software that enables streamlined operational deployment of large scale distributed systems. Piston's enterprise grade software helps customers automate orchestration and deployment of underlying distributed systems for running applications on OpenStack."