HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
SafeHats - Safehats is providing bug bounty and vulnerability disclosure services to enterprises.
One Call Now - One Call Now's message notification delivers automated phone calls, SMS text messages and emails within moments to any group.
YesWeHack - Global Bug Bounty & Vulnerability Management Platform
Onsolve Mir3 - MIR3 is a premier provider of Intelligent Notification and response software for business operations.