RingCentral Incorporated communication SaaS solutions in the U.S. and Canada. RingCentral Office provides voice, video, SMS, messaging, conferencing, online meeting, and fax, solutions. RingCentral Contact Center is a contact center solution. RingCentral Engage Digital is a customer engagement platform. RingCentral was incorporated in 1999 and is headquartered in Belmont, CA.