Geckoboard: http://www.geckoboard.com/ --- "a hosted, real-time status board serving up the indicators that matter to you."

Freshbooks: http://www.freshbooks.com/ --- "painless billing"

Linode: http://www.linode.com/ --- "Deploy and Manage Linux Virtual Servers in the Linode Cloud. Get a server running in minutes with your choice of Linux distro, resources, and node location."