The biotechnology firm has raised $20.1m in series C funding one week after filing for an initial public offering, taking its overall financing to $68.1m.

General Electric's involvement in the fundraising helps take the amount raised by the electric car company to more than $750m since 2007.

Virgin Group chairman Richard Branson has been revealed as one of the investors in mobile payments company Square, which closed a $100m series C round in September.

The memory storage company has closed a $21m series C round, with funding from Intel and Cisco, as it announces its new Storage Class Memory (SCM) product.

The $7m round comes three months after the bank's Morgan Stanley Smith Barney brokerage chose Socialware to help it engage with customers and generate sales channel leads, while maintaining full compliance with organization and industry regulation.

The other investors were venture capital firms A Plus Finance, Elaia Partners and Sofinnova Partners.

The mobile development platform company has followed up its acquisition of SimpleGeo by raising $15.1m in financing from backers including Verizon and Salesforce.com.

The Clal and Investec-backed solar energy efficiency company is gaining a further round of series C funding worth $5m.

The Intel-backed mobile video optimisation firm has raised a further $2m from investors including backer Comcast.

Red Hat and eBay help fast-growing mobile application developer Appcelerator nearly double the total funding raised in its history to $31.5m.