Constant Contact, Bluefin Labs, HP, & More Boston Dealmakers

Xconomy Boston — 

An acquisition and startup financings made up the New England deals news this week.

—Waltham, MA-based marketing software firm Constant Contact acquired the Boston startup CardStar, the developer of a mobile app for customer loyalty and rewards programs. The deal, whose terms were undisclosed, enables Constant Contact (NASDAQ: CTCT) to expand its marketing offerings for small businesses.

—My colleague Greg rounded up the top 10 venture deals in the Boston area from the fourth quarter of 2011. Rapid7, Warp Drive Bio, and Agios Pharmaceuticals were at the top.

—Hewlett-Packard has spent more than $10 million to set up a new office near the Alewife train station in Cambridge, MA. The office serves as the new headquarters for Vertica, the big data company HP acquired last winter (previously based in Billerica). The new facility will also serve as a center for technology development and local outreach.

—Bluefin Labs, a Cambridge-based startup focused on understanding social media conversation surrounding TV, nabbed $12 million in Series B financing. The deal was led by Time Warner Investments, and included new investor SoftBank Capital and return backers Redpoint Ventures and Lerer Ventures. Bluefins says it will put the money toward sales and client services, as well as its social analytics technology and further R&D.

—Mevion Medical Systems, a radiation therapy company based in Littleton, MA, announced it had pulled in $45 million in funding from ProQuest Investments and existing investors Caxton Heath Life Sciences, Venrock, and CHL Medical Partners. The money will go toward development of its proton beam radiation therapy system, which is designed to be smaller and less expensive than existing X-ray radiation therapy devices.