What is PubNub?
Founded in 2010 and headquartered in San Francisco, PubNub operates a global Data Stream Network that serves as the backbone for realtime communication. By providing a robust, scalable infrastructure, the company empowers software and hardware developers to bypass the complexities of building proprietary messaging and data synchronization systems. PubNub's platform is essential for modern enterprise applications that require instantaneous data delivery, positioning the company as a foundational player in the digital infrastructure landscape. Its ability to support high-concurrency environments makes it a preferred partner for organizations scaling their realtime capabilities.
How much funding has PubNub raised?
PubNub has raised a total of $134.5M across 6 funding rounds:
Series A
$4.5M
Series B
$11M
Series C
$25M
Private Equity
$6M
Series D
$23M
Series E
$65M
Series A (2012): $4.5M with participation from Relay Ventures
Series B (2013): $11M led by Relay Ventures and BA Venture Partners
Series C (2015): $25M supported by TiE Angels, BA Venture Partners, Relay Ventures, Envision Ventures, Sapphire Ventures, Robert Bosch Venture Capital GmbH, and Sound Ventures
Private Equity (2016): $6M featuring Ericsson and Cisco Investments
Series D (2019): $23M backed by Ericsson, Sapphire Ventures, BA Venture Partners, Hewlett Packard Enterprise, Cisco Investments, Relay Ventures, and Bosch
Series E (2021): $65M with participation from The Raine Group
Key Investors in PubNub
Relay Ventures
Relay Ventures is an early stage venture capital firm that invests in passionate entrepreneurs disrupting incumbent industries and creating new markets with the power of mobile computing.
Sapphire Ventures
Sapphire Ventures is a venture capital firm focused on investing in and providing services to technology companies based in Palo Alto, California.
Cisco Investments
Cisco Investments is a venture capital firm that provides strategic funding and portfolio development services to innovative technology companies in the cloud and networking sectors.
What's next for PubNub?
Following its latest strategic capital injection, PubNub is well-positioned to accelerate its product roadmap and expand its footprint in the enterprise software market. The company is expected to leverage this influx of resources to enhance its edge computing capabilities and deepen its integration with global IoT networks. By focusing on high-performance, low-latency data streaming, PubNub aims to maintain its competitive edge against emerging cloud-native alternatives. Future growth will likely center on scaling its developer-centric ecosystem and strengthening its strategic partnerships with global telecommunications and technology leaders to drive widespread adoption of its realtime infrastructure.
See full PubNub company page
