Accel Partners putting another $100M toward big data apps

Accel has launched its Big Data Fund 2, a followup on the equally large fund the venture capital firm started in November 2011. Rather than seeking products that target data scientists, it wants those targeting business users.

Accel pumps $50M into Tenable Network Security

Some of the largest companies in the world use Tenable Network Security’s vulnerability-management software, and now the company has a $50 million investment from Accel Partners. Between its voluminous vulnerability database and its ability to track mobile devices, Tenable thinks it’s poised to grow even more.

Accel Partners beefs up big data investment team

Venture capital firm Accel Partners is following up on its $100 million Big Data Fund with two new members to help it thrive. New principal Jake Flomenberg comes from Splunk (and Cloudera before that), while new EIR Nick Mehta was previously CEO of LiveOffice.

Sunrun raises $60M for residential solar service

Investors may not be so keen to put money into solar manufacturing these days, but they are pumping quite a bit of money into the solar retail sector. Sunrun is benefitting from this investor sentiment and announced Wednesday that it’s raised a $60 million in equity.

So who got hosed when Facebook bought Lightbox?

The team behind London-based photo app developer Lightbox are joining Facebook. But it’s a long way from Instagram’s billion-dollar deal: in fact, while the company’s employees are rejoicing, users and investors appear to have been left out in the cold.