HackerOne - HackerOne provides a platform designed to streamline vulnerability coordination and bug bounty program by enlisting hackers.
Pulse Secure - Pulse Secure provides a consolidated offering for access control, SSL VPN, and mobile device security. Contact Pulse Secure at 408-372-9600 to get a free demo.
SafeHats - Safehats is providing bug bounty and vulnerability disclosure services to enterprises.
StackPath - Secure Content Delivery Network, DDoS, WAF Service
YesWeHack - Global Bug Bounty & Vulnerability Management Platform
Avast - Avast security software products are developed for Microsoft Windows, Mac OS X, Android and Linux users by AVAST Software.