RingCentral, Inc. is a provider of cloud-based business communications, contact center, video, and hybrid event solutions. Founded in 1999 by Vlad Shmunis and Vlad Vendrow, the company is headquartered in Belmont, California, with offices around the globe. RingCentral offers a unified platform (RingCentral MVP) for messaging, video meetings, and a cloud phone system, as well as contact center solutions, video conferencing, and event management tools.