Zello is a voice-first communication platform, powered by proprietary industry-leading push-to-talk technology, built to improve collaboration and productivity for the mobile workforce. With more than 175 million users registered worldwide and 99.99% uptime, Zello is simple to use, integrate, and manage, connecting frontline and operations teams with one touch to solve problems, manage exceptions and collaborate more efficiently. Zello is recognized as one of the most reliable communication tools for mobile workers by The Wall Street Journal, New York Times, CBS, CNBC, USA Today, and TechCrunch.