Notifuse - A 1-to-many notification API that's simple to use
Netpresenter Emergency Alerting - Netpresenter Emergency Alerting is a software that alert & notify every person in organization directly from mobile device.
One Call Now - One Call Now's message notification delivers automated phone calls, SMS text messages and emails within moments to any group.
AtHoc - AtHoc provides net-centric mass notification systems to military, government, higher education, and commercial organizations.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
Send Word Now - Send Word Now provides alerting and response services for emergency & routine communication that transmit hundreds of thousands of voice & text messages in minutes.