Simulmedia has now raised about $32.5m in total.

US-based Big Switch Networks has raised a further $6.5m in a series B round of funding from Intel Capital, adding to the $25m raised in November.

In December 2011, Catabasis extended its series A round by $8m to take its total raised to $47.6m from a consortium including drugs group AstraZeneca's MedImmune Ventures corporate venturing unit.

AOL will reportedly retain an 8% equity stake in About.me.

Sprinklr said it had gained Intel as a customer as well as an investor.

US-based Enterprise OpenStack company Piston Cloud Computing has raised $8m in a series B round led by Cisco Systems.

Clearside raised $7.9m from Santen, venture capital firms Mountain Group Capital and Hatteras Venture Partners, Georgia Research Alliance Fund and Kenan Flagler Business School Private Equity Fund.

The other investors in the round besides Dentressangle Initiatives (also known as Hi-Innov) were Newfund and Orkos Capital.