HPE, Cisco Investments, Ericsson and Robert Bosch all contributed to a series D round that increased the data streaming technology provider's overall funding to $70m.

US-based messaging data network operator PubNub completed a $23m series D round on Tuesday that included corporate investors Hewlett Packard Enterprise (HPE), Cisco, Ericsson and Robert Bosch.

IT services and product supplier HPE, communication technology producer Ericsson, industrial technology provider Robert Bosch and Cisco Investments, a subsidiary of networking technology producer Cisco, were joined by Sapphire Ventures, Relay Ventures and Scale Venture Partners.

Founded in 2010, PubNub has created a data network platform that enables developers to build and manage…