PubNub
Technology, Information and InternetCalifornia, United States51-200 Employees
PubNub operates as a real-time infrastructure platform, supporting the development, management, and scaling of real-time applications. It handles more than 3 trillion API transactions per month and counts over 2,000 customers across 40 industries. Its offerings include real-time messaging, edge computing, and secure communication to support low-latency logic for interactive apps. Based in San Francisco, California, PubNub is positioned in the technology, information and internet sector, providing a scalable base for real-time capabilities across a range of applications. It serves a broad base of customers across many industries, addressing the need for real-time interactivity and reliable messaging in user-facing experiences. In August 2025, PubNub announced a collaboration with DAZN to power the broadcast of the FIFA Club World Cup 2025, illustrating its involvement in high-profile real-time media use cases.