The waste energy recycling company closes a series C round worth more than $55m from a pool of new and old investors including two Malaysia-based energy corporations.

The medical device company is planning to finance the launch of its drug delivery system with a $10m series C round with SonoSite among the backers.

Mitsui and healthcare association BlueCross BlueShield have provided funding for Change:Healthcare, a health insurance cost analysis platform.

Tallman Trask, the university's chief administrative and financial officer, told news provider Herald-Sun the only place that investments are made out of at Duke is DUMAC, the limited liability company that manages the university's $5.7bn endowment, and he'd be "astonished" if it came out of anywhere else.

The US-based video surveillance company has bumped up its series C round to $11m as it reports significant growth over the past year.

France's main post office's corporate venturing unit backs the fast-growing marketing technology company.

Morgan Stanley and Crunchfund are among the investors in the $7m series C round for social media marketing firm Socialware.

Buzzfeed, which tracks the most shared content on the web, has picked up $15.5m as it looks to break into original reporting.