A range of undisclosed private investors and high net-worth individuals took part in the round.

All-in-one advertising platform AdStage has now secured $8.8m in total funding after raised a series A round featuring Digital Garage and Verizon Ventures.

Liquidation sales management service B-stock solutions has raised $7m in series B funding from SGE and True Ventures.

IdInvest-backed biotech company Prosensa has entered into a strategic partnership with nonprofit organisation CureDuchenne following a $7m investment.

Marketing company Windsor Circle has closed a $5.2m series B round featuring Comcast Ventures that took its overall funding to $7.6m.

Farm management company Agworld has secured $5.6m in a series B round led by Reed Elsevier that took its overall funding to $11.2m.

Nokia's Connected Car fund made its first investment as part of the driving analytics company's series B round, which also featured Magna, Castrol and Comporium.

Johnson & Johnson-backed ViaCyte raised $5.4m through a sale of series C-1 preferred stock, with proceeds to fund development of its diabetes treatment.

Wildcard has raised $7m in a Softbank-backed series A round to help it provide a new way to browse the web on mobile phones.