PubNub Completes $25 Million in Series C Financing

New Investors Robert Bosch Venture Capital GmbH, Sound Ventures and Envision Ventures Join Sapphire Ventures to Propel Data Stream Network’s Growth

SAN FRANCISCO — October 14, 2015 —PubNub, the leading Data Stream Network, today announced it has completed a Series C financing totaling $25 million. Sapphire Ventures led the investment syndicate which included Robert Bosch Venture Capital GmbH (RBVC), Sound Ventures and Envision Ventures. Existing investors, including Relay Ventures, Scale Venture Partners and TiE Angels also participated in the round. This financing will help accelerate PubNub’s global growth in industrial IoT applications, clean energy and social collaboration applications.

“The tremendous growth trajectory of the Internet of Things, coupled with the massive demand for real-time interaction on mobile and the web, represents an incredible market opportunity,” said Todd Greene, CEO of PubNub. “We are thrilled to be working with this extraordinary group of investors whose deep expertise in a broad range of industries will help fuel our mission of connecting every device in the world in under 0.25 seconds.”

PubNub arms developers with the ability to securely and easily connect, operate, and scale real-time applications and IoT devices via an easy-to-use API and a powerful set of value-added features, including real-time device presence detection, message storage and playback, data stream syndication and data synchronization, and automatic catch-up of missed messages on unreliable networks. With over 2,000 customers and partners, PubNub is currently averaging 750 billion real-time transactions per month on over 300 million unique devices worldwide.

“ Bosch Group’s strategic goal is to deliver innovations for connected life. RBVC, the corporate venture capital company of Bosch, invests in the most innovative startups, paying particular attention to enabling technologies within the IoT space that can help to make everything from connected devices and cars, to industrial applications and manufacturing processes more intelligent,” said Luis Llovera, managing director at Robert Bosch LLC. “With PubNub, we’re excited about how its secure, real-time and reliable Data Stream Network can be leveraged in these various IoT applications in innovative ways as it continues to expand its position in that area.”

“We’re thrilled to join this investment round with PubNub, which we recognize is driving some of the hottest social and entertainment apps on the market,” said Ashton Kutcher, co-founder of Sound Ventures. “We have a tremendous amount of confidence in the manage­­ment team and believe PubNub is poised for exponential growth.”

Envision Ventures is deeply interested in the use of real-time data as it relates to IoT, Big Data, and Security,” said Daniel Ahn, managing partner at Envision Ventures. “We’re excited to invest in the industry’s leading Data Stream Network delivering a scalable, secure solution for real-time signaling, and are especially interested in its applicability in the smart grid market as well.”

About PubNub

PubNub is a secure global Data Stream Network (DSN) and easy-to-use API that enables its customers to connect, scale, and manage real-time applications and IoT devices. With over 70 SDKs for every platform, 250ms worldwide data transfer times, and scalability for hundreds of millions of devices, PubNub’s unique infrastructure provides the ability to easily connect and operate world-class real-time applications and IoT devices. PubNub is headquartered in San Francisco. Visit PubNub online at, Twitter, LinkedIn, Vimeo and Facebook.

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